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Published on: 04/11/2019
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Questions + Answers key
Take MCQ Biology Test
1.
Which of the following symptoms will be shown in a person suffering from Diabetes?
Haematuria
Glycosuria
Anuria
Paruresis
2.
What is the average amount of glomerulus filtrate in human in a day?
1.5 litres
18 litres
15 litres
180 liters
3.
Which of the following is the correct sum for total lung capacity?
TV+ ERV
RV + TV + IRV
ERV + TV + IRV
RV+ ERV + TV + IRV
4.
Which of the following is not a macromolecule?
Protein
Polysachharide
Lipid
DNA
5.
Which of the following defines the living state?
Non-equilbriurn steady state
Equilibrium steady state
Non-equilibrium non-steady state
Equilibrium non-steady state
6.
Which is the primary CO2 acceptor in C3 plants?
RuBisCO
PEP
RuBP
NADPH
7.
Which of the following procedures does not take place in a C4 plant?
Calvin cycle
Carbon fixation
Electron transport
Photorespiration
8.
Which is right combination of names of ear ossicles?
Malleus, incus and cochlus
Malleus, incus and stapes
Magnus, incus and stapes
Malleus, incus and cochlea
9.
What is the name of the node between two myelin sheaths?
Nissl's Granules
Schwan Cell
Nodes of Ranvier
None of these
10.
What is the function of Atrial Natriuretic Factor (ANF)?
Decreased blood pressure
Increased blood pressure
Decreased heart rate
Increased heart rate
11.
What is the inspiratory reserve volume of air in a normal human?
1 to 1.5 litre
1.5 to 2.5 litre
2.5 to 3 litre
3 to 3.5 litre
12.
What is the amount of air inspired by normal human in a minute?
4 to 5 litre
5 to 6 litre
6 to 7 litre
6 to 8 litre
13.
Which of the following compound is made after haemoglobin associates with carbon dioxide?
Carboxyhaemoglobin
Carbaminohaemoglobin
Carbohaemoglobin
None of the above
14.
Which is the main organ of respiration in amphibians?
Skin
Lungs
Both (a) and (b)
Gills
15.
How many essential amino acids are known?
20
21
22
23
16.
Amino acids are also known as: _____.
\(\alpha\) - amino acid
\(\beta\) - amino acid
\(\gamma\) - amino acid
\(\delta\) - amino acid
17.
Which is the first step in analysis of biomolecules?
Precipitation
Extraction
Staining
Reagent Reaction
18.
The region of the vertebrate eye, where the optic nerve passes out of the retina, is called the ______.
fovea
iris
blind spot
optic chiasma
19.
When rajma seeds are soaked in water overnight, they swell. What gives the explanation for this?
Osmosis
Diffusion
Active Transport
Imbibition
20.
What is the reason of reddish colour of certain muscles?
High concentration of myoglobin
Lowconcentration of myoglobin
High metabolic activity
Low metabolic acitivity
21.
What is sarcolemma?
Thin filaments of muscle
Thick filaments of muscle
Lining of muscle fibres
Connective tissue
22.
Which of the following organs have unstriated muscles?
Fingers
Heart
Lower Jaw
Small Intestine
23.
Which of the following hormones is secreted by hypothalamus?
Releasing hormone
Inhibitory hormones
Both (a) and (b)
Neither (a) nor (b)
24.
Which is the longest portion of the alimentary canal?
Oesophagus
Stomach
Small Intestine
Large Intestine
25.
In case of osmosis the movement of water takes place in which direction?
From high chemical concentration to low chemical concentration
From low chemical concentration to high chemical concentration
There is random movement of water molecules
None of these
26.
When a seed is soaked overnight in water, what happens to its cells?
They become flaccid
They become turgid
They become either flaccid or turgid
No change
27.
Substances which need facilitated diffusion have which kind of moiety?
Hydrophobic
Hydrophilic
Lipophilic
Lipophobic
28.
Which of the following is a form of passive transport?
Osmosis
Diffusion
Guttation
Translocation
29.
Which of the following is a product of lactic acid fermentation?
Beer
Vinegar
Cake
Molasses
30.
Plants showing vemalism usually flower during which season?
Autumn
Summer
Winter
Spring
31.
Which of the following plants show good example of photoperiodism?
Tomato
Cucumber
Lotus
Sunflower
32.
Which is the first product formed during Calvin cycle?
3-PGA
4-PGA
2-PGA
5-PGA
33.
Which pigment is primarily responsible for photosynthesis?
Chlorophyll a
Chlorophyll b
Both a and b are equally responsible
Chlorophyll a and Xanthophyll
34.
Which pigment shows bluish green colour?
Chlorophyll
Xanthophyll
Carotenoid
None of these
35.
Which of the following is also called the pacemaker of the heart?
SA Node
Bundle of His
Purkinje fibres
Mytral Valve
36.
A person with which blood group is the least worried person in terms of availability of blood for him in case of emergency?
A
B
AB
O
37.
What is the normal leucocyte count in human?
4000-6000 per cubic mm
5000-7000 per cubic mm
6000-8000 per cubic mm
7000-9000 per cubic mm
38.
Which of the following proteins is involved in blood clotting?
Globulin
Albumin
Fibrinogen
Bilirubin
39.
What is the main role of skin in human?
Excretion
Thermoregulation
Sweat production
Defence
40.
Which is the excretory product in eagles?
Ammonia
Urea
Uric Acid
None of these
41.
Which of the following animals shows ammonotelic excretion?
Sparrow
Rohu
Cat
Crocodile
42.
Which is the end product of glycolysis?
Phosphoglyceraldehyde or PGAL
NADPH
Pyruvic Acid
Oxaloacetic acid
43.
What is the RQ of protein?
0.6
0.7
0.8
0.9
44.
What is the RQ of carbohydrates?
1
2
3
4
45.
How many salivary glands are there in the mouth?
1
2
3
4
46.
If dead spots are found on leave then it is a symptom of deficiency of which elements?
K, Mg
K, Mo
K, Mn
K, Ca
47.
In a bundle of green coriander leaves, you will find leaves of different shapes. What does this show?
Plasticity
Heterophylly
Homophylly
Ornamentation
48.
What is the direction of growth in vascular bundles?
Parallel to the length of stem
Parallel to the length of stem and towards the apex of stem
Perpendicular to the length of stem
It can be in all directions
49.
How many daughter cells are formed after mitotic division in case of arithmetic growth?
1
2
3
4
50.
Which of the following hormones acts as growth inhibitor?
Gibberellins
Auxins
Cytokinins
Abscisic Acid
51.
Which of the following is also called a growth hormone?
Gibberellins
Auxins
Cytokinins
Abscisic Acid
52.
Which phase marks the splitting of chromatids during meiosis?
Anaphase I
Telophase I
Anaphase II
Telophase II
53.
What is the name of modified root in turnip?
Prop root
Tap root
Tubour
Pneumatophore
54.
Which part is responsible for growth of roots?
Region of meristematic activity
Region of Elongation
Root cap
Both (a) and (b)
55.
Select the part of seed which grows to become stem.
Plumule
Cotyledons
Radicle
Endosperm
56.
Roots develop from which part of seed?
Plumule
Cotyledons
Radicle
Endosperm
57.
What is the function of adventitious roots?
Anchorage
Vegetative Propagation
Food Storage
Oxygen intake
58.
What is the role of the guard cells?
Controls opening and closing of stomata
Protects stomatal opening
Prevents dust from entering leaves
All of the above
59.
Which of the following tissues is responsible for secondary growth?
Vascular Cambium
Cork Cambium
Secondary Cambium
both (a) and (b)
60.
Succus entericus is the name given to
a junction between ileum and large intestine
intestinal juice
swelling in the gut
appendix
61.
What is the function of prostomium in Pheretima?
Covering of mouth
Used as wedge to dig the soil
Both (a) and (b)
62.
What is the name of muscle fibres?
Muscular fibre
Fibrous tissue
Myofibril
Fibrosa
63.
Which of the following organs will not have ciliated epithelium?
Nasal Cavity
Small Intestine
Middle Ear
All of the above
64.
Columnar epithelium is found in the lining of which organ?
Lungs
Stomach
Liver
Nasal Cavity
65.
Which place will have cuboidal epithelium?
Trachea
Artery
Large intestine
Bile duct
66.
Which of the following minerals is required by plants in the greatest quantity?
Sodium
Phosphorus
Zinc
Nitrogen
67.
Which of the following elements is essential for energy related compounds?
Magnesium and Manganese
Magnesium and Oxygen
Magnesium and Phosphorus
Phosphorus and Oxygen
68.
What is the lowest traceable concentration of an element in a plant tissue?
10-12 g/ml
10-10 g/ml
10-9 g/ml
10-8 g/ml
69.
What is hydroponics?
Technique of growing plants in an artificial environment
Technique of growing plants in the absence of soil
Aeration of nutrient solution
Both (b) and (c)
70.
Which organelle is also known as 'suicide bag' of the cell?
ER
Lysosome
Vacuole
Plastid
71.
Protein synthesis takes place in which cell organelle?
Golgi Body
Endoplasmic Reticulum
Ribosomes
Lysosome
72.
Which organelle is not found in plant cells?
Mitochondria
Plastids
Rough ER
Centriole
73.
Which of the following is part of endomembrane system?
Mitochondria
Chloroplast
Chromosome
Vacuole
74.
Which of the following scientists proposed the cell theory?
Robert Brown
Leeuwenhoek
Schleiden and Schwann
Schleiden, Schwann and Virchow
75.
Which is the correct sequence of mitotic cell division?
Prophase Anaphase Metaphase Telophase
Prophase Telophase Metaphase Anaphase
Prophase Anaphase Telophase Metaphase
Prophase Metaphase Anaphase Telophase
76.
What is the function of meiosis?
Halving the number of chromosomes in daughter cells
Maintaining inheritance in progeny
Segregate gametic cells from somatic cells
None of these
77.
Dicot leaves are also known as?
Dorsal Leaves
Dorsiventral Leaves
Bilateral Leaves
Isobilateral Leaves
78.
Stomata is found in which tissue system?
Epidermal Tissue System
Ground Tissue System
Vascular Tissue System
Stomatal Tissue System
79.
Which of the following contains bigger sieve tubes?
Protophloem
Metaphloem
Protoxylem
Metaxylem
80.
Which of the following is an example of an oviparous mammal?
Macropus
Ornithorhynchus
Delphiunus
Felis
81.
How many chambers are there in the heart of a crocodile?
2
3
4
5
82.
On the basis of which character it can be said that bats do not belong to Aves?
Ability to fly
Presence of mammary glands
both (a) and (b)
None of the above
83.
Which of the following organisms is having a two-chambered heart?
Frog
Cobra
Shark
Platypus
84.
In which of the following organisms sexes are not separate?
Ascaris
Cockroach
Pheretima
Pila
85.
Which of the following division contains the largest number of plant species?
Gymnosperm
Angiosperm
Pteridophyta
Bryophyta
86.
Which of the following play an important role in soil formation?
Algae
Bryophyta
Pteridophyta
Gymnosperm.
87.
Which of the following is not among cryptogams?
Algae
Bryophyta
Pteridophyta
Gymnosperm
88.
Which is the most acceptable system of biological classification?
Two Kingdom Classification
Three Kingdom Classification
Five Kingdom Classification
Six Kingdom Classification
89.
Which of the following organisms is a good indicator of pollution in an environment?
Bacteria
Fungi
Algae
Lichens
90.
Which is the correct word for relationship between algae and fungi in lichens?
Parasitism
Symbiosis
Commensals
Pathogens
91.
Which of the following characteristic of living beings, can also be observed in some non-livings?
Respiration
Reproduction
Growth
Stimulation
92.
Which of the following can also be made in your home?
Botanical Garden
Zoological Park
Keys
Herbarium
93.
Why are biological names written in Italics?
To show Italian Origin
To show French Origin
To show Latin Origin
To show British Origin
94.
Which the topmost taxa in Botany?
Kingdom
Phylum
Division
Order
95.
Which is the topmost taxa in zoology?
Kingdom
Phylum
Division
Order
96.
What is the full form of ICBN?
International Council for Botanical Nomenclature
International Code for Botanical Nomenclature
International Code for Biological Nomenclature
Indian Code for Biological Nomenclature
97.
Which of the following scientists started the practice of using biological names?
Carolus Linneaus
Aristotle
Whittaker
Robert Hooke.
1.
(b)
Glycosuria
2.
(d)
180 liters
3.
(d)
RV+ ERV + TV + IRV
4.
(c)
Lipid
5.
(a)
Non-equilbriurn steady state
6.
(b)
PEP
7.
(d)
Photorespiration
8.
(b)
Malleus, incus and stapes
9.
(c)
Nodes of Ranvier
10.
11.
(c)
2.5 to 3 litre
12.
(d)
6 to 8 litre
13.
(b)
Carbaminohaemoglobin
14.
(b)
Lungs
15.
(b)
21
16.
(a)
\(\alpha\) - amino acid
17.
(b)
Extraction
18.
(c)
blind spot
19.
(d)
Imbibition
20.
(a)
High concentration of myoglobin
21.
(c)
Lining of muscle fibres
22.
(d)
Small Intestine
23.
(c)
Both (a) and (b)
24.
(c)
Small Intestine
25.
(a)
From high chemical concentration to low chemical concentration
26.
(b)
They become turgid
27.
(b)
Hydrophilic
28.
(a)
Osmosis
29.
(c)
Cake
30.
(d)
Spring
31.
(c)
Lotus
32.
(a)
3-PGA
33.
(a)
Chlorophyll a
34.
(a)
Chlorophyll
35.
(a)
SA Node
36.
(c)
AB
37.
(c)
6000-8000 per cubic mm
38.
(c)
Fibrinogen
39.
(d)
Defence
40.
(c)
Uric Acid
41.
(b)
Rohu
42.
(c)
Pyruvic Acid
43.
(d)
0.9
44.
(a)
1
45.
(c)
3
46.
(b)
K, Mo
47.
(b)
Heterophylly
48.
(c)
Perpendicular to the length of stem
49.
(b)
2
50.
(d)
Abscisic Acid
51.
(b)
Auxins
52.
(c)
Anaphase II
53.
(b)
Tap root
54.
(d)
Both (a) and (b)
55.
(a)
Plumule
56.
(c)
Radicle
57.
(b)
Vegetative Propagation
58.
(a)
Controls opening and closing of stomata
59.
(d)
both (a) and (b)
60.
(b)
intestinal juice
61.
(b)
Used as wedge to dig the soil
62.
(c)
Myofibril
63.
(d)
All of the above
64.
(b)
Stomach
65.
(d)
Bile duct
66.
(d)
Nitrogen
67.
(c)
Magnesium and Phosphorus
68.
(d)
10-8 g/ml
69.
(b)
Technique of growing plants in the absence of soil
70.
(b)
Lysosome
71.
(c)
Ribosomes
72.
(d)
Centriole
73.
(d)
Vacuole
74.
(d)
Schleiden, Schwann and Virchow
75.
(d)
Prophase Metaphase Anaphase Telophase
76.
(b)
Maintaining inheritance in progeny
77.
(b)
Dorsiventral Leaves
78.
(a)
Epidermal Tissue System
79.
(b)
Metaphloem
80.
(b)
Ornithorhynchus
81.
(c)
4
82.
(b)
Presence of mammary glands
83.
(c)
Shark
84.
(c)
Pheretima
85.
(b)
Angiosperm
86.
(b)
Bryophyta
87.
(d)
Gymnosperm
88.
(c)
Five Kingdom Classification
89.
(d)
Lichens
90.
(c)
Commensals
91.
(c)
Growth
92.
(d)
Herbarium
93.
(c)
To show Latin Origin
94.
(c)
Division
95.
(b)
Phylum
96.
(b)
International Code for Botanical Nomenclature
97.
(a)
Carolus Linneaus
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