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11th Standard Biology Study material & Free Online Practice Tests - View Model Question Papers with Solutions for Class 11 Session 2019 - 2020
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Biology Question Papers

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Five - by Banu - Tiruvallur - View & Read

  • 1)

    Four Kingdom System of classification was given by ___________.

  • 2)

    One nanometer equals to ________ metres.

  • 3)

    In which sporophyte elaters are present and help in dispersal:

  • 4)

    Insectivorous plants trap insects for obtaining ____

  • 5)

    Respiratory roots are found in_________________.

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Six - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    Living things are made of ___________

  • 3)

    Which among the bacteria breakdown hydrocarbons?

  • 4)

    Asexual reproduction occurs by conidia _________.

  • 5)

    Lysogenic cycle is also called as _________.

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Six - by Banu - Tiruvallur - View & Read

  • 1)

    _______________ multiply and spread very fast by producing millions of asexual spores.

  • 2)

    ______________deals with the study about the root and shoot system.

  • 3)

    Butterfly shaped corolla is seen in ____________

  • 4)

    Presence of same number of perianth parts in different whorls of a flower____________.

  • 5)

    Which of the following have an open circulatory system?

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Seven - by Banu - Tiruvallur - View & Read

  • 1)

    Living things are made of ___________

  • 2)

    Odd one out ( Type of ascocarp):

  • 3)

    Viruses have nucleic acid core surrounded by __________.

  • 4)

    Lysogenic cycle is also called as _________.

  • 5)

    The RedTide incident was occur in ____________.

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Seven - by Banu - Tiruvallur - View & Read

  • 1)

    ______________ is considered to be a new kindgom.

  • 2)

    Indicate the correct statement:

  • 3)

    The 1nm __________.

  • 4)

    _______ is an intact infective virus particle which is non - replicating outside a host cell.

  • 5)

    The Bacterial genetic material is referred as __________.

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Eight - by Banu - Tiruvallur - View & Read

  • 1)

    ___________ are considered as pollution indicators.

  • 2)

    Mad cow disease is caused by ______________

  • 3)

    An example of photoautotrophic bacteria is ___________

  • 4)

    _______ is an intact infective virus particle which is non - replicating outside a host cell.

  • 5)

    Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as wen as animals and can survive without oxygen?

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Eight - by Banu - Tiruvallur - View & Read

  • 1)

    The correct statement regarding Blue green algae is

  • 2)

    Founder of modern Bacteriology _________________

  • 3)

    Which among the bacteria breakdown hydrocarbons?

  • 4)

    Asexual reproduction occurs by conidia _________.

  • 5)

    Lysogenic cycle is also called as _________.

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Nine - by Banu - Tiruvallur - View & Read

  • 1)

    An example of photoautotrophic bacteria is ___________

  • 2)

    Growth in non-living objects is _______ .

  • 3)

    Which one of the following is used in manufacture of alcohol?

  • 4)

    The sourness of curd is due to _________ .

  • 5)

    Among Brown algae,____is a fresh water form.

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Nine - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    Retting of fibre is caused by __________ .

  • 3)

    Rice tungro is caused by ___________ .

  • 4)

    The seven kingdom system of classification was proposed by _________

  • 5)

    The haploid number of chromosome for an Angiosperm is 14, the number of chromosome in its endosperm would be

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Ten - by Banu - Tiruvallur - View & Read

  • 1)

    Living organisms constitute __________

  • 2)

    Bacteria was first discovered by a ______________ scientist.

  • 3)

    Which Gram negative bacterium caused Duodenal and Gastric ulcers?

  • 4)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

  • 5)

    In an inflorescence where flowers are borne laterally in an acropetal succession the position of the youngest floral bud shall be

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Ten - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    Living organisms constitute __________

  • 3)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

  • 4)

    In Pheretima locomotion occurs with help of

  • 5)

    Buccopharyngeal respiration in frog

11th Standard Zoology - Neural Control and Coordination English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which of the following pairings is correct?

  • 2)

    Which part of the human brain is concerned with the regulation of body temperature?

  • 3)

    Match the following human spinal nerves in column I with their respective number in column II and choose the correct option.

    Column I Column II
    P. Cervical Nerves i. 5 pairs
    Q. Thoracic nerve ii. 1 pair
    R. Lumbar nerve iii. 12 pair
    S. Coccygeal nerve iv. 8 pair
  • 4)

    All of the following are associated with the myelin sheath except

  • 5)

    Which of the following statement concerning the somatic division of the peripheral neural system is incorrect?

11th Standard Zoology - Chemical Coordination and Integration English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The maintenance of constant internal environment is referred as

  • 2)

    Which of the following gland is related with immunity?

  • 3)

    Hypersecretion of GH in children leads to

  • 4)

    The structure which connects the hypothalamus with anterior lobe of pituitary gland is the

  • 5)

    Which of the given option shows all wrong statements for thyroid gland.
    (i) It inhibits process of RBC formation
    (ii) It helps in maintenance of water and electrolytes
    (iii) Its more secretion can reduce blood pressure
    (iv) It Stimulates osteoblast

11th Standard Zoology - Excretion English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Concentration of urine depends upon which part of the nephron

  • 2)

    A person who is on a long hunger strike and is , surviving only on water, will have

  • 3)

    Aldosterone acts at the distal convoluted tubule and collecting duct resulting in the absorption of water through

  • 4)

    Malpighian tubules remove excretory products from

  • 5)

    ____________is not a waste product.

11th Standard Zoology - Excretion English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    If Henle's loop were absent from mammalian nephron, which one of the following is to be expected?

  • 2)

    Glomerular filtrate contains

  • 3)

    Animal requiring minimum amount of water to produce urine are

  • 4)

    The hormone which helps in the reabsorption of water in kidney tubules is

  • 5)

    ___________part of nephron has evolved to form hypertonic urine.

11th Standard Zoology - Locomotion and Movement English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Muscles are derived from

  • 2)

    The functional unit of a muscle fibre is

  • 3)

    The protein present in the thin filament is

  • 4)

    Each skeletal muscle is covered by

  • 5)

    Name of the joint present between the atlas and axis is

11th Standard Zoology - Neural Control and Coordination English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which structure in the ear converts pressure waves to action potentials?

  • 2)

    Assertion: The imbalance in concentration of Na+, K+ and proteins generates action potential.
    Reason: To maintain the unequal distribution of Na+ and K+, the neurons use electrical energy.

  • 3)

    The respiratory centre is present in the

  • 4)

    Which of the following statements is wrong regarding conduction of nerve impulse?

  • 5)

    When the potential across the axon membrane Is more negative than the normal resting potential, the neuron is said to be in a state of

11th Standard Zoology - Locomotion and Movement English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Muscles are formed by

  • 2)

    The protein present in the thick filament is

  • 3)

    The region between two successive Z-discs is called a

  • 4)

    Knee joint is an example of

  • 5)

    ATPase enzyme needed for muscle contraction is located in

11th Standard Zoology - Chemical Coordination and Integration English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which of the following are exclusive endocrine glands?

  • 2)

    Iodised salt is essential to prevent

  • 3)

    Which of the following statement about sex hormones is correct

  • 4)

    Which one of the following statement is correct

  • 5)

    The hormone _____________is insignificant in mammals.

11th Standard Botany - Taxonomy and Systematic Botany English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Phylogenetic classification is the most favoured classification because it reflects

  • 2)

    Which of the following is a flowering plant with nodules containing filamentous nitrogen fixing micro-organisms?

  • 3)

    Binomial system of nomenclature was introduced by ...........

  • 4)

    First modern botanical garden was established in .............

  • 5)

    Carolus Linnaeus published species Plantarum in ...........

11th Standard Zoology - Trends in Economic Zoology English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which one of the following is not related to vermiculture?
    (a) Maintains soil fertility
    (b) Breakdown of inorganic matter
    (c) Gives porosity, aeration and moisture holding capacity
    (d) Degradation of non-biodegradable solid waste

  • 2)

    Assertion: Nuptial flight is a unique flight taken the queen bee followed by several drones.
    Reason: The queen bee produces a chemical substance called pheromone. The drones in that area are attracted to the pheromone and then mating takes place.

  • 3)

    Which of the statement regarding Lac insect is TRUE?

  • 4)

    Prawn belongs to the class

  • 5)

    Inland fisheries are

11th Standard Zoology - Trends in Economic Zoology English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which one of the following is not an endemic species of earthworm?

  • 2)

    Silk is obtained from ________

  • 3)

    Rearing of honey bee is called

  • 4)

    Aquaponics is a technique which is

  • 5)

    Induced breeding technique is used in

11th Standard Botany - Living World English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which one of the following statement about virus is correct?

  • 2)

    Identify the Archaebacterium

  • 3)

    Identify the correctly matched pair

  • 4)

    Basidiomycetes do not possess this feature.

  • 5)

    Living organisms constitute __________

11th Standard Botany - Living World English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the incorrect statement about the Gram positive bacteria

  • 2)

    The correct statement regarding Blue green algae is

  • 3)

    A plant growth promoter got from fungi is ___________

  • 4)

    ___________ are considered as pollution indicators.

  • 5)

    Living thing is otherwise called as ___________

11th Standard Botany - Plant Kingdom English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which of following represent generation in pteridophytes?

  • 2)

    Endosperm in Gymnosperm is formed

  • 3)

    The presence of cap cell is characteristic of,_____

  • 4)

    Bulbils occur in the alga ____

  • 5)

    The oldest recorded alga is ___

11th Standard Botany - Plant Kingdom English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which of following represent generation in pteridophytes?

  • 2)

    Endosperm in Gymnosperm is formed

  • 3)

    ______is a halophytic alga.

  • 4)

    The presence of cap cell is characteristic of,_____

  • 5)

    Bulbils occur in the alga ____

11th Standard Botany - Vegetative Morphology English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Roots are

  • 2)

    Bryophyllum and Dioscorea are example for

  • 3)

    The growing tip of the root _____.

  • 4)

    _____ is an example for Lianas.

  • 5)

    The root in Dahlia is described as ___

11th Standard Botany - Vegetative Morphology English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    When the root is thick and fleshy, but, does not taken a definite shape, it said to be

  • 2)

    ______ is a submerged aquatic plant.

  • 3)

    Storage leaves are seen in ___

  • 4)

    One of the following is a leaf ____.

  • 5)

    Stem modified into a flattened photosynthetic structure _____

11th Standard Botany - Reproductive Morphology English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Gynoecium with united carpels is termed as

  • 2)

    In an inflorescence where flowers are borne laterally in an acropetal succession the position of the youngest floral bud shall be

  • 3)

    Cymule means __________

  • 4)

    The inflorescence in Euphorbia is a ____________

  • 5)

    Coenanthium is seen in ____________

11th Standard Botany - Reproductive Morphology English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Gynoecium with united carpels is termed as

  • 2)

    The inflorescence in Euphorbia is a ____________

  • 3)

    Coenanthium is seen in ____________

  • 4)

    Cruciform corolla is seen in __________

  • 5)

    Bilabiate corolla is seen in ______________

11th Standard Botany - Taxonomy and Systematic Botany English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Specimen derived from non-original collection serves as the nomenclatural type, when original specimen is missing. It is known as

  • 2)

    Plantae is a ................

  • 3)

    19th International Botanical Congress was held in .............

  • 4)

    The largest botanical garden is in ............

  • 5)

    Bambusetum is the major attraction in ............

11th Standard Botany - Cell - The Unit of Life English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The two subunits of ribosomes remain united at critical ion level of

  • 2)

    Many cells function properly and divide mitotically even though they do not have

  • 3)

    Robert Hooke coined the term cell based on observation of_______

  • 4)

    A patch stop carrier is a part of_______

  • 5)

    Choose the correct statement with regard to working of scanning electron microscope.
    (a) Glass slides are used
    (b) They work in a vacuum medium
    (c) The stubs are coated in gold
    (d) A 2-D picture is obtained.

11th Standard Botany - Cell - The Unit of Life English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Sequences of which of the following is used to know the phylogeny

  • 2)

    Keeping in view the fluid mosaic model for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipid and proteins from one lipid monolayer to the other

  • 3)

    The term animalcules was used by______.

  • 4)

    _________ provides 3 dimensional images of surface of microscopic objects.

  • 5)

    Endoplasmic reticulum and golgi are involved in the formation of_____.

11th Standard Botany - Mineral Nutrition English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Identify correct match:

    1. Die back disease of citrus (i) Mo
    2. Whip tail disease (ii) Zn
    3. Brown heart of turnip (iii) Cu
    4. Little leaf (iv) B
  • 2)

    Identify the correct statement
    i. Sulphur is essential for amino acids Cystine and Methionine. 
    ii. Low level of N, K, S and Mo affect the cell division. 
    iii. Non-leguminous plant Alnuswhich contain bacterium Frankia. 
    iv. Denitrification carried out by nitrosomonas and nitrobacter.

  • 3)

    Which chelating agent found in soil are produced by bacteria?

  • 4)

    Roots of which plant contain a red pigment Which have affinity for oxygen?

  • 5)

    Which group of plants can grow in nitrogen deficient soil?

11th Standard Botany - Cell Cycle English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The correct sequence in cell cycle is

  • 2)

    In meiosis crossing over is initiated at

  • 3)

    The paring of homologous Chromosomes on meiosis is known as

  • 4)

    The number of Chromosomes in onion is ______

  • 5)

    Mature neuron and skeletal muscle cell remain permanently in ______

11th Standard Botany - Cell Cycle English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    If mitotic division is restricted in G1 phase of the cell cycle then the condition is known as

  • 2)

    Colchicine prevents the mitosis of the cells at which of the following stage

  • 3)

    Anastral mitosis is the characteristic feature of

  • 4)

    The term cell was coined by _____

  • 5)

    Amitosis occurs in _____

11th Standard Botany - Biomolecules English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The most basic amino acid is

  • 2)

    The only carbohydrate stored in animals is _________.

  • 3)

    _____________ is a polymer of fructose.

  • 4)

    Membrane lipids are ____________.

  • 5)

    The activity of salivary amylase is increased in the presence _________ of ions.

11th Standard Botany - Biomolecules English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The most basic amino acid is

  • 2)

    Enzymes that catalyse interconversion of optical, geometrical or positional isomers are

  • 3)

    The only carbohydrate stored in animals is _________.

  • 4)

    _____________ is a polymer of fructose.

  • 5)

    Membrane lipids are ____________.

11th Standard Botany - Tissue and Tissue System English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Refer to the given figure and select the correct statement

    i. A, B, and C are histogen of shoot apex. 
    ii. A Gives rise to medullary rays.
    iii. B Gives rise to the cortex. 
    iv. C Gives rise to epidermis

  • 2)

    In Gymnosperms, the activity of sieve tubes are controlled by

  • 3)

    Grafting is successful in dicots but not in monocots because the dicots have

  • 4)

    Identify the correctly matched pair.

  • 5)

    Select the incorrect statement about casparian strips

11th Standard Botany - Tissue and Tissue System English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Read the following sentences and identify the correctly matched sentences.
    i. In exarch condition, the protoxylem lies outside of metaxylem.
    ii. In endarch condition, the protoxylem lie towords the centre.
    iii. In centarch condition, metaxylem lies in the middle of the protoxylem.
    iv. In mesarch condition, protoxylem lies in the middle of the metaxylem.

  • 2)

    When a leaf trace extends from a vascular bundle in a dicot stem, what would be the arrangement of vascular tissues in the veins of the leaf?

  • 3)

    From the given diagram identify the correct statement:
    (i) A is responsible for increasing in length and is found at the basal portion of internodes  
    (ii) A contributes to increase the length of plant.
    (iii) C divides only radially and produces the girth of the plant.
    (iv) B and Care the lateral meristem.

  • 4)

    Which of the following is not a function of epidermis?

  • 5)

    In a vertical section of a typical dicot leaf, the phloem in the mid-vein is situated

11th Standard Botany - Secondary Growth English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Consider the following statements:
    In spring season vascular cambium
    i. is less active.
    ii. produces a large number of xylary elements.
    iii. forms vessels with wide cavities of these

  • 2)

    What is the fate of primary xylem in a dicot root showing extensive secondary growth?

  • 3)

    Living part of the wood is called __________

  • 4)

    Quinine is obtained from the ____________ of the cinchona tree.

  • 5)

    Gymnosperm wood is known as _______________

11th Standard Botany - Secondary Growth English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Usually, the monocotyledons do not increase their girth, because

  • 2)

    The common bottle cork is a product of

  • 3)

    The wood formed in spring season in called ____________

  • 4)

    Match the following.

    (a) Phellum i. Cork cambium
    (b) Phellogen ii. Secondary cortex
    (c) Phelloderm iii. Cork
    (d) Phelloids iv. lack suberin
  • 5)

    Choose the wrong statement.

11th Standard Botany - Transport in Plants English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    In a fully turgid cell

  • 2)

    Stomata of a plant open due to

  • 3)

    Which among the following are common to facilitated diffusion and active transport?

  • 4)

    Embolism during ascent of sap refers

  • 5)

    According to cytochrome pump theory the anions and cations are transported by,

11th Standard Botany - Transport in Plants English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which among the following is correct?
    i. apoplast is fastest and operate in nonliving part. 
    ii. The transmembrane route includes vacuole.
    iii. symplast interconnect the nearby cell through plasmadesmata.
    iv. symplast and transmembrane route are in living part of the cell

  • 2)

    Which of the following physical force is responsibl for ascent of sap?

  • 3)

    Identify the wrong statement with reference to Diffusion
    i) It is seen in gases and liquids.
    ii) It is a active process and hence no energy expenditure is required.
    (iii)The rate of diffusion is determined by concentration gradient.
    (iv) It is independent of the living system.

  • 4)

    Water potential of pure water is __________

  • 5)

    Experiment with Balsam demonstrates

11th Standard Botany - Mineral Nutrition English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    If a plant is provided with all mineral nutrients but, Mn concentration is increased, what will be the deficiency?

  • 2)

    Plants deficient of element zinc, shows its effect on the biosynthesis of plant growth hormone

  • 3)

    The major portion of the dry weight of plant comprises of  ________

  • 4)

    A plant which is being researched as cleaning agent for polluted waters  ________

  • 5)

    ________ is a mineral required  greatest  amount by plants.

11th Standard Botany - Photosynthesis English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Assertion (A): Increase in Proton gradient inside lumen responsible for ATP synthesis
    Reason (R): Oxygen-evolving complex of PS I located on thylakoid membrane facing Stroma, releases H+ ions

  • 2)

    Identify true statement regarding the light reaction of photosynthesis?

  • 3)

    The photosynthetic pathway is represented in a schematic representation. Mark the correct option.

  • 4)

    The correct sequence of ftow of electrons in the light reaction is

  • 5)

    The creation of proton gradient across the thylakoid membrane is a result of

11th Standard Botany - Photosynthesis English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which chlorophyll molecule does not have a phytol tail?

  • 2)

    Select the correct pair
    I. Chlorophyll a - Pyrrole II carbon 3 attached to aldehyde group
    II. Chlorophyll b - Resemble Chlorophyll a, lacks Mg
    III. Pheophytin - Pyrrole II Carbon 3 attached to Methyl group
    IV. Phycobilin . Have neither Mg nor Phytol chain

  • 3)

    Statement
    1. RUBISCO has the most abundant protein on the earth.
    II. RUBISCO has low affinity for CO2 and O2 and high affinity for RUBP
    III. RUBISCO is also called diffraction I protein
    IV. RUBISCO is also called fraction I protein

  • 4)

    Energy needed for ATP synthesis in PS II comes from____________.

  • 5)

    Kranz anatomy is one ofthe characteristics of the leaves of

11th Standard Botany - Respiration English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The number of ATP molecules formed by complete oxidation of one molecule of pyruvic acid is

  • 2)

    Which of the following reaction is not involved in Krebs cycle

  • 3)

    In succulent plants respiratory quotient is always less than one because of

  • 4)

    Succinate dehydrogenase enzyme is found in mitochondrial

  • 5)

    The number of O2 molecules required for breaking down of one molecule of glucose forglycolysis.

11th Standard Botany - Respiration English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    During oxidation of two molecules of cytosolic NADH + H+, number of ATP molecules produced in plants are

  • 2)

    In Pulses RQ will be

  • 3)

    Which of the following electron carrier is not involved in mitochondrial electron transport chain?

  • 4)

    Which ofthe following sentence is correct if RQ is less than unity in respiration

  • 5)

    Much of the energy released during oxidation of pyruvate in TCA cycle is initially stored in the form of

11th Standard Botany - Plant Growth and Development English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Select the wrong statement from the following:

  • 2)

    Seed dormancy allows the plants to

  • 3)

    The term synergistic action of hormones refers to

  • 4)

    During exponential phase of growth one of the following changes does not occur. Identify it

  • 5)

    Kurosawa found plants suffering from Bakanae disease. This led to discovery of ................

11th Standard Botany - Plant Growth and Development English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Select the wrong statement from the following:

  • 2)

    In unisexual plants, sex can be changed by the application of

  • 3)

    Which hormone is maximum in coconut milk?

  • 4)

    The term synergistic action of hormones refers to

  • 5)

    Kurosawa found plants suffering from Bakanae disease. This led to discovery of ................

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    The correct statement regarding Blue green algae is

  • 2)

    Disease causing organisms are called as ___________

  • 3)

    Lysozyme is secreted by phage during ____________

  • 4)

    Dermatophytes are fungi which cause infection in the __________

  • 5)

    Bacteriophage is made up of ____________.

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    The correct statement regarding Blue green algae is

  • 2)

    Yeast and Hydra reproduce by ___________

  • 3)

    Stromatolites are the colonies of cyanobacteria bind with ____________ .

  • 4)

    Phycology is the study of __

  • 5)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Two - by Banu - Tiruvallur - View & Read

  • 1)

    _________________ are obligate aerobes.

  • 2)

    Each virus posses only one type of nucleic acid:

  • 3)

    Mycorrhizae are the example of

  • 4)

    Rice tungro is caused by ___________ .

  • 5)

    Colour revealed by Gram positive bacteria after Gram staining is _________ .

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Two - by Banu - Tiruvallur - View & Read

  • 1)

    A multicellular organism grows by ____________

  • 2)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

  • 3)

    In S phase of the cell cycle

  • 4)

    Which taxonomic aid gives comprehensive information about a taxon?

  • 5)

    Four-chambered heart is present in

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Three - by Banu - Tiruvallur - View & Read

  • 1)

    The correct statement regarding Blue green algae is

  • 2)

    ____________is called as trimonoecious.

  • 3)

    Flowers without sepals are called_______________.

  • 4)

    Petals fused to form a bell-shaped corolla_____________.

  • 5)

    A fleshy multiple fruit which develops, from a spike or spadix ___________.

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Three - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    ______________ is a capnophilic bacteria.

  • 3)

    The genetic material in Bacteriophage ___________.

  • 4)

    Mycoplasma is very small and its ranges from __________.

  • 5)

    Identify the criteria not used in classifying viruses by Baltimore __________ .

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Four - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    Father of the Indian mycology is:

  • 3)

    Teichoic acid is present in the cell wall of _______ bacteria.

  • 4)

    Which of the following components provides sticky character to the bacterial cell?

  • 5)

    _____________ is a pleomorphic organism.

11th Standard Biology English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Four - by Banu - Tiruvallur - View & Read

  • 1)

     _______________ is the branch of science that deals with the study of fungi.

  • 2)

    Typhoid is caused by ______________.

  • 3)

    The common name of Reindeer moss _____.

  • 4)

    Study of fungus is called as __________ .

  • 5)

    The haploid number of chromosome for an Angiosperm is 14, the number of chromosome in its endosperm would be

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Five - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    The genetic material in Wound Tumour Virus ____________.

  • 3)

    The Earthy Odour is produced from the soil after rain due to presence of ________.

  • 4)

    Which one of the following is used in manufacture of alcohol?

  • 5)

    Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as wen as animals and can survive without oxygen?

11th Standard Biology English Medium Free Online Test Creative 1 Mark Questions - Part Four - by Banu - Tiruvallur - View & Read

  • 1)

    The movement of cytoplasm is called ___________ .

  • 2)

    Five kingdom system of classification suggested by R.H. Whittaker is not based on

  • 3)

    Identify the correct sequence regarding lytic cycle of viruses.
    (A) Penetration
    (B) Adsorption
    (C) Assembly
    (D) Synthesis

  • 4)

    Cup fungus belongs to ___________ .

  • 5)

    Fucus and Laminaria are rich in_______

11th Standard Biology English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Four - by Banu - Tiruvallur - View & Read

  • 1)

    The cancer causing viruses are also called ___________

  • 2)

    _________ helps in coagulation of milk in cheese manufacturing from mucor species.

  • 3)

    ____________ play a major role in soil formation.

  • 4)

    In one of the following, stem performs the function of storage and propagation.

  • 5)

    The point from which leaf arises is called as_____________.

11th Standard Biology English Medium Free Online Test Creative 1 Mark Questions - Part Five - by Banu - Tiruvallur - View & Read

  • 1)

    Disease causing organisms are called as ___________

  • 2)

    Transfer of DNA from one bacterium to another is called:

  • 3)

    Algal partner of lichen is __________ .

  • 4)

    Thin walled non - motile spores ___________ .

  • 5)

    Two different kinds of leaf in the same plants is called ___________.

11th Standard Biology English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Five - by Banu - Tiruvallur - View & Read

  • 1)

    TMV has approximately ________________ capsomeres.

  • 2)

    The organisms isolated from pleural fluid of cattle ______________

  • 3)

    Thick walled aplanospores are called___________

  • 4)

    In Chara, thallus is encrusted with____________  

  • 5)

    Plants bear fruits every year is _________.

11th Standard Botany English Medium Free Online Test One Mark Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the incorrect statement about the Gram positive bacteria

  • 2)

    Sum total of constructive reactions is called as _____________

  • 3)

    Founder of modern Bacteriology _________________

  • 4)

    The organisms isolated from pleural fluid of cattle ______________

  • 5)

    Lysogenic cycle is also called as _________.

11th Standard Botany English Medium Free Online Test One Mark Questions with Answer Key 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Sum total of destructive reactions is called as ____________.

  • 2)

    Asexual reproduction takes place through fragmentation___________ .

  • 3)

    Asexual phase in fungal reproduction is

  • 4)

    Ruggerio et at., in 2015 proposed __________ kingdom classification.

  • 5)

    Transformation in bacteria was demonstrated by _________ .

11th Standard Zoology English Medium Free Online Test One Mark Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Genus Felis refers to__________________

  • 2)

    In Pheretima locomotion occurs with help of

  • 3)

    In Aves____________ is absent.

  • 4)

    Mollusca is

  • 5)

    Which of the following is not a connecting tissue.

11th Standard Zoology English Medium Free Online Test One Mark Questions with Answer Key 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Metameric segmentation is the main feature of

  • 2)

    Which of the following has open type of circulation?

  • 3)

    Ascaris is found in

  • 4)

    Which of the following does not come under the class mammals?

  • 5)

    Epidermal scale is the characteristic feature of class reptilian, which of the following class is without epidermal scale?

11th Standard Biology English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Three - by Banu - Tiruvallur - View & Read

  • 1)

    ______________ is considered to be a new kindgom.

  • 2)

    Amber is produced by a ___

  • 3)

    ____________________is a halophytic alga.

  • 4)

    Leaf do not possess petiole is __________.

  • 5)

    Which is the correct pair of the edible part?

11th Standard Biology English Medium Free Online Test Creative 1 Mark Questions - Part Two - by Banu - Tiruvallur - View & Read

  • 1)

    _______________ multiply and spread very fast by producing millions of asexual spores.

  • 2)

    Cyanophages means:

  • 3)

    Fusion of either morphologically or physiologically dissimilar gametes is called as________________

  • 4)

    A branched corymb is called__________.

  • 5)

    The type of inflorescence seen in Caesalpinia is ________.

11th Standard Biology English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Two - by Banu - Tiruvallur - View & Read

  • 1)

    The term bacteria was first used by __________

  • 2)

    Vegetative Morphology includes _________ .

  • 3)

    The inflorescence in Euphorbia is a ____________

  • 4)

    The world's largest fruit is __________

  • 5)

    Cyathium inflorescence consists of:

11th Standard Biology English Medium Free Online Test Creative 1 Mark Questions - Part Three - by Banu - Tiruvallur - View & Read

  • 1)

    Vaccination for small pox was discovered by ________________

  • 2)

    Agrobacterium tumefaciens cause ________ disease.

  • 3)

    In which mycelium, the hyphae are arranged loosely?

  • 4)

    Select the wrong statement:

  • 5)

    ___________________is used as single cell protein.

11th Standard Biology English Medium Free Online Test Creative 1 Mark Questions - by Banu - Tiruvallur - View & Read

  • 1)

    A plant growth promoter got from fungi is ___________

  • 2)

    Living things are made of ___________

  • 3)

    Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as wen as animals and can survive without oxygen?

  • 4)

    _____________ is thick walled spores meant for perennation and germinates with the advent of favourable condition .

  • 5)

    The study of various external features of the organism known as ___________.

11th Standard Biology English Medium Free Online Test Creative One Mark Questions with Answer Key - by Banu - Tiruvallur - View & Read

  • 1)

    Asexual reproduction takes place through fragmentation___________ .

  • 2)

    Number of domains of life are there according to Carl Woese _________ .

  • 3)

    Bryophytes completely lack _______

  • 4)

    Vessels are present in __________ .

  • 5)

    Rhizophora has _______ root.

11th Standard Biology English Medium Free Online Test Book Back 1 Mark Questions with Answer Key - Part Two - by Banu - Tiruvallur - View & Read

  • 1)

    Which of following represent generation in pteridophytes?

  • 2)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

  • 3)

    Many cells function properly and divide mitotically even though they do not have

  • 4)

    Anaphase promoting complex APC is a protein degradation machinery necessary for proper mitosis of animal cells. If APC is defective in human cell, which of the following is expected to occur?

  • 5)

    Which of the following is not present on same rank?

11th Standard Biology English Medium Free Online Test Book Back One Mark Questions - Part Three - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    The haploid number of chromosome for an Angiosperm is 14, the number of chromosome in its endosperm would be

  • 3)

    Aggregate fruit develops from

  • 4)

    In meiosis crossing over is initiated at

  • 5)

    Cladogram considers the following characters

11th Standard Biology English Medium Free Online Test Book Back 1 Mark Questions with Answer Key - Part Three - by Banu - Tiruvallur - View & Read

  • 1)

    Who coined the term biodiversity

  • 2)

    Lateral line sense organs occur in

  • 3)

    The location and numbers of malpighian tubules in Periplaneta.

  • 4)

    Absorption of glycerol, fatty acids and monoglycerides takes place by

  • 5)

    During inspiration, the diaphragm

11th Standard Biology English Medium Free Online Test Book Back One Mark Questions - Part Two - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

  • 3)

    Many cells function properly and divide mitotically even though they do not have

  • 4)

    The protein present in the thin filament is

  • 5)

    Which one of the following statement is correct

11th Standard Biology English Medium Free Online Test Book Back 1 Mark Questions with Answer Key - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the correctly matched pair

  • 2)

    The haploid number of chromosome for an Angiosperm is 14, the number of chromosome in its endosperm would be

  • 3)

    Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

  • 4)

    A group of organisms having similar traits of a rank is

  • 5)

    Which of the following is a crustacean

11th Standard Biology English Medium Free Online Test Book Back One Mark Questions - by Banu - Tiruvallur - View & Read

  • 1)

    Identify the Archaebacterium

  • 2)

    When the root is thick and fleshy, but, does not taken a definite shape, it said to be

  • 3)

    Phylogenetic classification is the most favoured classification because it reflects

  • 4)

    Which of the following is not present on same rank?

  • 5)

    The limbless amphibian is 

11th Standard Zoology - Kingdom Animalia English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which of the following animals has a true coelom?

  • 2)

    In Pheretima locomotion occurs with help of

  • 3)

    Exoskeleton of which phylum consists of chitinous cuticle?

  • 4)

    The limbless amphibian is 

  • 5)

    In which of the following phyla, the adult shows radial symmetry but the larva shows bilateral symmetry?

11th Standard Zoology - Kingdom Animalia English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which of the following animals has a true coelom?

  • 2)

    In Pheretima locomotion occurs with help of

  • 3)

    Which of the following is a crustacean

  • 4)

    Exoskeleton of which phylum consists of chitinous cuticle?

  • 5)

    The limbless amphibian is 

11th Standard Zoology - Tissue Level of Organisation English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The main function of the cuboidal epithelium is

  • 2)

    What type of fibres found in connective tissue matrix?

  • 3)

    Non-shivering thermogenesis in neonates produces heat through

  • 4)

    Choose the wrong statement.
    i) Squamous epithelium is made up of flattened cells.
    ii) Glandular epithelium is present in trachea.
    iii) Microvilli are modifications of columnar epithelial cells.
    iv) Collagen is a type of connective tissue.

  • 5)

    Assertion (A): Smooth muscles do not show Striations.
    Reason (R): They are voluntary muscles

11th Standard Zoology - Tissue Level of Organisation English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The ciliated epithelium lines the

  • 2)

    Prevention of substances from leaking across the tissue is provided by

  • 3)

    Match the following
    A) Sjogrer's  syndrome   - (i) Joints
    B) Parkinson's  disease  - (ii) Collagen
    C) Stickler syndrome      - (iii) Saliva
    D) Rheumatoid arthritis system - (iv) Nervous

  • 4)

    ____________is a epithelial tissue disorder.

  • 5)

    Name the disease in which the person finds it difficult to remember recent events and has mood swings

11th Standard Zoology - Organ and Organ Systems in Animals English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    The clitellum is a distinct part in the body of earthworm Lampito mauritii, it is found in?

  • 2)

    The head region of Cockroach __________________ pairs of _____________ and shaped eyes occur

  • 3)

    Kidney of frog is

  • 4)

    Choose the wrong statement among the following

  • 5)

    The number of hepatic caecae in a cockroach is __________

11th Standard Zoology - Organ and Organ Systems in Animals English Medium Free Online Test 1 Mark Questions with Answer Key 2020-2021 - by Banu - Tiruvallur - View & Read

  • 1)

    How many abdominal segments are present in male and female Cockroaches?

  • 2)

    Buccopharyngeal respiration in frog

  • 3)

    Presence of gills in the tadpole of frog indicates that

  • 4)

    Which of the following are the sense organs of Cockroach?

  • 5)

    Blood glands are seen in ______________

11th Standard Zoology - Respiration English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Intercostal muscles are found between the

  • 2)

    CO2 is transported through blood to lungs as

  • 3)

    Vital capacity is

  • 4)

    Choose the wrong statement
    During inspiration:

  • 5)

    Haemoglobin has a molecular weight of _____________

11th Standard Zoology - Respiration English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Breathing is controlled by

  • 2)

    During inspiration, the diaphragm

  • 3)

    When 1500 mL air is in the lungs, it is called

  • 4)

    After a long deep breath, we do not respire for some seconds due to

  • 5)

    The ______________ lack cartilaginous rings.
    (i) Trachea (ii) Bronchi (iii) Bronchioles (iv) Alveoli

11th Standard Zoology - Body Fluids and Circulation English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    What is the function of lymph?

  • 2)

    Which of the following WBCs are found in more numbers

  • 3)

    An unconscious patient is rushed into the emergency room and needs a fast blood transfusion. Because ~there is no time to check her medical history or determine her blood type, which type of blood should you as her doctor, give her?

  • 4)

    The plasma constitutes ______________of total volume of blood

  • 5)

    The ________________ secrete substances such as heparin serotonin and histamines.

11th Standard Zoology - Body Fluids and Circulation English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Which one of the following plasma proteins is involved in the coagulation of blood?

  • 2)

    At the venous end of the capillary bed, the osmotic pressure is

  • 3)

    Choose the factor needed for clotting of blood.

  • 4)

    The _______________ increase during parasitic infections and allergic reactions.

  • 5)

    Megakaryocytes are the precursors of____________________

11th Standard Zoology - Digestion and Absorption English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Choose the incorrect sentence from the following:

  • 2)

    Absorption of glycerol, fatty acids and monoglycerides takes place by

  • 3)

    Enterokinase takes part in the conversion of

  • 4)

    Match column I with column II and choose the correct option

    Column I Column II
    (P) Small intestine i) Largest factory
    (Q) Pancreas ii) Absorption of glucose
    (R) Liver iii) Carrying electrolytic solution
    (S) Colon iv) Digestion and absorption
  • 5)

    Assertion : (A) Large intestine also shows the presence of villi like small intestine.
    Reason : (B) Absorption of water takes place in large intestine.

11th Standard Zoology - Digestion and Absorption English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    What is chyme__________ ?

  • 2)

    First step in digestion of fat is

  • 3)

    Which of the following combinations are not matched?

  • 4)

    Match column I with column II and choose the correct option

    Column I Column II
    (P) Small intestine i) 23 cm
    (Q) Large intestine ii) 4 meter
    (R) Oesophagus iii) 12.5 cm
    (S) Pharynx iv) 1.5 meter
  • 5)

    Which of the following is not the function of liver?

11th Standard Zoology - Living World English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    Father of Taxonomy is_______________

  • 2)

    ____________is the father of modern taxonomy and found of systematics.

  • 3)

    Choose the odd one out.

  • 4)

    Species Plantarum was written by______________

  • 5)

    Cladistics is based on______________

11th Standard Zoology - Living World English Medium Free Online Test One Mark Questions 2020 - 2021 - by Banu - Tiruvallur - View & Read

  • 1)

    A living organism is differentiated from non- living structure based on

  • 2)

    Which taxonomic aid gives comprehensive information about a taxon?

  • 3)

    Cladogram considers the following characters

  • 4)

    The word Taxonomy was coined by _____________ .

  • 5)

    Three domain classification was proposed by_______________

11th Standard Biology English Medium All Chapter Book Back and Creative Five Marks Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Give a general account on lichens.

  • 2)

    Give a concise account on asexual reproduction in bacteria.

  • 3)

    Describe the process of transformation.

  • 4)

    After a forest fire, when above ground plant parts are killed ferns are often one first plants to appear? Why?

  • 5)

    Enumerate the general character of Bryophytes.

11th Standard Biology English Medium All Chapter Book Back and Creative Three Marks Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Jaundice

  • 2)

    Liver cirrhosis

  • 3)

    Gall stone

  • 4)

    Peptic ulcer

  • 5)

    Carbohydrates 

11th Standard Biology English Medium All Chapter Book Back and Creative Two Marks Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Write the distinguishing features of Monera.

  • 2)

    Why do farmers plant leguminous crops in crop rotations/mixed cropping?

  • 3)

    Compare the two forms of holocarpic and eucarpic thallus.

  • 4)

    What is mycorrhiza?

  • 5)

    Mention two characters shared by gymnosperms and angiosperms?

11th Standard Biology English Medium All Chapter Book Back and Creative One Marks Questions 2020 - by Banu - Tiruvallur - View & Read

  • 1)

    Which one of the following statement about virus is correct?

  • 2)

    Identify the correctly matched pair

  • 3)

    Which of the following are found in extreme saline conditions? 

  • 4)

    Which of the following organism undergoes regeneration?

  • 5)

    Which of following represent generation in pteridophytes?

11th Biology - Full Portion Five Marks Question Paper - by 8682895000 - View & Read

  • 1)

    Give a general account on lichens.

  • 2)

    What is the difference between a Zoo and Wild Life Sanctuary

  • 3)

    Can we use recent molecular tools to identify and classify organisms

  • 4)

    What are the components of blood in frog?

  • 5)

    Write short note on Absorption and Assimalation.

11th Biology - Full Portion Three Marks Question Paper - by 8682895000 - View & Read

  • 1)

    Briefly discuss on five kingdom classification, Add a note on merits and demerits.

  • 2)

    Differentiate between aggregate fruit with multiple fruit.

  • 3)

    Write about the radial symmetry with suitable diagram.

  • 4)

    Name any four important functions of epithelial tissue and provide at least one example of a tissue that exemplifies each function.

  • 5)

    Distinguish between Neurons and Neuroglia

View all

TN Stateboard Education Study Materials

TN Stateboard Updated Class 11th Biology Syllabus

Bio - Botany - Living World

Attributes of Living Organisms-Viruses-Classification of Living world-Bacteria-Fungi

Bio - Botany - Plant Kingdom

Classification of Plants-Life Cycle patterns in Plants-Algae-Bryophytes-Pteridophytes-Gymnosperms-Angiosperms

Bio - Botany - Vegetative Morphology

Habit-Plant Habitat-Life Span-Parts of a Flowering Plant-Root System-Shoot System-Leaf

Bio - Botany - Reproductive Morphology

Inflorescence-Flower-Accessory Parts-Androecium-Gynoecium-Construction of Floral Diagram and Floral Formula-Fruits-Seed

Bio - Botany - Taxonomy and Systematic Botany

Taxonomy and Systematics-Taxonomic Hierarchy-Concept of species – Morphological, Biological and Phylogenetic-International Code of Botanical Nomenclature-Type Concept-Taxonomic Aids-Botanical Gardens-Herbarium – Preparation and Uses-Classification of Plants-Types of Classification-Modern Trends in Taxonomy-Cladistics-Selected Families of Angiosperms

Bio - Botany - Cell: The Unit of Life

Discovery-Microscopy-Cell Theory-Cell Types-Plant Cell and Animal Cell-Cell Organelles-Nucleus-Flagella-Cytological Techniques

Bio - Botany - Cell Cycle

History of Cell Division-Cell Cycle-Cell Division-Difference between Mitosis and Meiosis-Mitogens

Bio - Botany - Biomolecules

Water-Primary and Secondary Metabolite-Carbohydrates – Classification and Structure-Lipids – Classification and Structure-Proteins and Amino Acids – Classification and Structure-Enzymes – Classification, Nomenclature, Structure and Concepts, Mechanism of Enzyme Action, Activation energy, factors affecting enzyme action-Nucleic Acids general Structure and composition – Forms of DNA and Types of RNA

Bio - Botany - Tissue and Tissue System

Meristematic Tissue-Permanent Tissues-The Tissue System-Epidermal Tissue System-Fundamental Tissue System-Vascular Tissue System-Comparison of Primary Structure

Bio - Botany - Secondary Growth

Secondary Growth in Dicot Stem-Secondary Growth in Dicot Root

Bio - Botany - Transport in Plants

Types of Transport-Cell to Cell Transport-Plant Water Relations-Absorption of Water-Ascent of Sap-Transpiration-Translocation of Organic Solutes-Mineral Absorption

Bio - Botany - Mineral Nutrition

Classification of Minerals-Functions, Mode of Absorption and Deficiency Symptoms of Macronutrients-Functions, Mode of Absorption and Deficiency Symptoms of Micronutrients-Deficiency Diseases and Symptoms-Critical Concentration and Toxicity of Minerals-Hydroponics and Aeroponics-Nitrogen Fixation-Nitrogen Cycle and Nitrogen Metabolism-Special Modes of Nutrition

Bio - Botany - Photosynthesis

Historical Events in Photosynthesis-Definition, Significance and Site of Photosynthesis-Photosynthetic Pigments-Spectrum of Electromagnetic Radiation-Photosynthetic Unit (Quantasome)-Absorption Spectrum and Action Spectrum-Emerson’s Experiments and Hill’s Reaction-Modern Concept Of Photosynthesis-Photo-Oxidation Phase of Light Reaction-Photochemical Phase of Light Reaction-Photophosphorylation-Chemiosmotic Theory-Dark Reaction or C3 Cycle or Biosynthetic Phase or Photosynthetic Carbon Reduction (PCR) Cycle-Hatch and Slack Pathway or C4 Cycle-Cam Cycle or Crassulacean Acid Metabolism-Photorespiration or C2 Cycle or Photosynthetic Carbon Oxidation (PCO) Cycle-Factors Affecting Photosynthesis-Photosynthesis in Bacteria

Bio - Botany - Respiration

Gaseous Exchange-Structure of ATP-Redox Reactions-Types of Respiration-Stages of Respiration-Respiratory Quotient-Anaerobic Respiration-Factors Affecting Respiration-Pentose Phosphate Pathway (Phospho Gluconate Pathway)

Bio - Botany - Plant Growth and Development

Characteristics of Growth-Plant Growth Regulators-Photoperiodism-Vernalization-Seed Germination and Dormancy Senescence

Bio - Zoology - The Living World

Diversity in the Living World-Need for Classification-Taxonomy and Systematics-Three Domains of Life-Nomenclature-Concept of Species-Tools for Study of Taxonomy

Bio - Zoology - Kingdom Animalia

Basis of Classification-Classification of Kingdom Animalia-Non Chordates (Invertebrata) upto Phyla Level-Chordata upto Class Level

Bio - Zoology - Tissue Level of Organisation

Animal Tissues-Epithelial Tissue-Connective Tissue-Muscle Tissue-Neural Tissue

Bio - Zoology - Organ and Organ Systems in Animals

Earthworm-Cockroach-Frog

Bio - Zoology - Digestion and Absorption

Digestive System-Digestion of Food and Role of Digestive Enzymes-Absorption and Assimilation of Proteins, Carbohydrates and Fats-Egestion-Caloric Value of Carbohydrates, Proteins and Fats-Nutritional and Digestive Disorders

Bio - Zoology - Respiration

Respiratory Function-Respiratory Organs in Various Organisms-Mechanism of Breathing-Exchange of Gases-Transport of Gases-Regulation of Respiration-Problems in Oxygen Transport-Disorders of Respiratory System-Effects of Smoking

Bio - Zoology - Body Fluids and Circulation

Body Fluids-Blood Vessels – Arteries, Veins and Capillaries-Circulatory Path Ways-Human Circulatory System-Double Circulation-Regulation of Cardiac Activity-Disorders of the Circulatory System-Cardio Pulmonary Resuscitation (CPR)

Bio - Zoology - Excretion

Modes of Excretion-Human Excretory System-Mechanism of Urine Formation in Human-Regulation of Kidney Function-Micturition-Role of Other Organs in Excretion-Disorders Related to the Excretory System Haemodialysis

Bio - Zoology - Locomotion and Movement

Types of Movement-Types of Muscles-Skeletal Muscle-Structure of Contractile Proteins-Mechanism of Muscle Contraction-Types of Skeletal Muscle Contraction-Skeletal System and Its Functions-The Axial Skeleton-The Appendicular Skeleton-Types of Joints-Disorders of Muscular and Skeletal System-Benefits of Regular Exercise

Bio - Zoology - Neural Control and Coordination

Neural System-Human Neural System-Neuron as a Structural and Functional Unit of Neural System-Central Neural System-Reflex Action and Reflex Arc-Sensory Reception and Processing

Bio - Zoology - Chemical Coordination and Integration

Endocrine Glands and Hormones-Human Endocrine System-Hypo and Hyper Activity of Endocrine Glands and Related Disorders-Mechanism of Hormone Action

Bio - Zoology - Trends in Economic Zoology

Scope of Zoology-Vermiculture-Sericulture-Apiculture-Lac Culture-Aquaponics-Aquaculture-Animal Husbandry and Management

TN StateboardStudy Material - Sample Question Papers with Solutions for Class 11 Session 2019 - 2020

Latest Sample Question Papers & Study Material for class 11 session 2019 - 2020 for Subjects Maths, Commerce, Economics, Business Maths, Accountancy, Computer Science, Physics, Chemistry, Computer Applications , History , Computer Technology, தமிழ், English in PDF form to free download [ available question papers ] for practice. Download QB365 Free Mobile app & get practice question papers.

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