9th Standard Science Study material & Free Online Practice Tests - View Model Question Papers with Solutions for Class 9 Session 2019 - 2020
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Science Question Papers

9th Standard Science Hardware and Software English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Find out the part that is not found in CPU?

  • 2)

    Which of the following is correct?

  • 3)

    LINUX is a

  • 4)

    Find out the Paid and Proprietary software from the given list

  • 5)

    _________is an Operating System.

9th Standard Science World of Microbes English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    One of the means of indirect transmission of a disease is

  • 2)

    Mosquito borne viral diseases are

  • 3)

    Which one of the following is a pair of viral disease?

  • 4)

    The primary organ infected during tuberculosis is

  • 5)

    The organ affected by jaundice is

9th Standard Science Economic Biology English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following are Indian cattle?
    i. Bos indicus
    ii. Bos domesticus
    iii. Bos bubalis
    iv. Bos vulgaris

  • 2)

    Drones in the honey bee colony are formed from

  • 3)

    Which one of the following is refered as red worms?

  • 4)

    Mehsana is a breed of

  • 5)

    __________ is the method of growing plants without soil.

9th Standard Science Environmental Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    The ice sheets from the north and south poles and the icecaps on the mountains, get converted into water vapour through the process of ______________.

  • 2)

    The atmospheric carbon dioxide enters into the plants through the process of ______________.

  • 3)

    Which of the following is not an adaptation of hydrophytes?

  • 4)

    Identify the incorrect statement with respect to adaptations of earthworm.

  • 5)

    Specific constituents such as nitrogen, phosphorus, suspended solids and heavy metals found in the wastewater are removed during ___________ treatment of water recycling process.

9th Standard Science Applied Chemistry English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    The antibiotic Penicillin is obtained from ___________ 

  • 2)

    The cathode of an electrochemical reaction involves ____________

  • 3)

    Which of the following does not contain natural dyes?

  • 4)

    Radiochemistry deals with

  • 5)

    Chlorinated hydrocarbons are used as

9th Standard Science Carbon and its Compounds English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Number of free electron(s) in each carbon of graphite is

  • 2)

    Carbon forms large number of organic compounds due to

  • 3)

    Which of the following does not contain double bond

  • 4)

    Raagav brings his lunch every day to school in a plastic container which has resin code number 5. The container is made of

  • 5)

    Which of the following plastic items are banned by the Government of Tamil Nadu as of 1st January 2019?

9th Standard Science Universe English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Who proposed the heliocentric model of the universe?

  • 2)

    Ceres is a _______.

  • 3)

    The Big Bang occurred ________ years ago.

  • 4)

    Which of the following is not a member of the solar system?

  • 5)

    Which of the following is not a planet of our solar system?

9th Standard Science Sound English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Sound travels in air:

  • 2)

    If the speed of a wave is 340 m s-1 and its frequency is 1700 Hz, then wavelength λ for this wave in cm will be

  • 3)

    The maximum speed of vibrations which produces audible sound will be in

  • 4)

    The sound waves travel faster

  • 5)

    The speeds of sound in four different media are given below. Which of the following is the most likely speed in m s-1 with which the two under water whales in a sea can talk to each other when separated by a large distance?

9th Standard Science Fluids English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Clouds float in atmosphere because of their low

  • 2)

    In a pressure cooker, the food is cooked faster because

  • 3)

    An empty plastic bottle closed with an airtight stopper is pushed down into a bucket filled with water. As the bottle is pushed down, there is an increasing force on the bottom as shown in graph. This is because

  • 4)

    Unit of thrust is _____________.

  • 5)

    Instrument used to measure relative density

9th Standard Science Parts of Computer English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Name the cable that connects CPU to the monitor.

  • 2)

    Which one of the following is an example for wireless connections?

  • 3)

    Pen drive is _______device.

  • 4)

    _____________plays an important role in a computer as an inpute device

  • 5)

    ___________is an essentional part of the computer

9th Standard Science Organ Systems in Animals English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Stomach of man mainly digests

  • 2)

    To prevent the entry of food into the trachea, the opening is guarded by__________

  • 3)

    Bile helps in the digestion of________

  • 4)

    The structural and functional unit of the kidney is__________

  • 5)

    The common passage meant for transporting urine and sperms in male is___________

9th Standard Science Organization of Tissues English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    The tissue composed of living thin walled polyhedral cell is

  • 2)

    Chlorenchyma is known to develop in the

  • 3)

    Which of the following is a complex tissue?

  • 4)

    Two long bones of the hand are dislocated in a person who met with an accident. Which among the following may be the possible reason?

  • 5)

    Which of the following is not found in a neuron?

9th Standard Science Acids, Bases and Salts English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Apple contains malic acid. Orange contains_______

  • 2)

    Acids turn blue litmus paper to_______

  • 3)

    pH value of human blood is_________

  • 4)

    You are given pure water to test the pH value using pH paper. It shows colour

  • 5)

    Hydrochloric Acid reacts with metal bicarbonates to give______

9th Standard Science Periodic Classification of Elements English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    If Dobereiner is related with 'law of triads', then Newlands is related with
     

  • 2)

    Modern periodic law states that the physical and chemical properties of elements are the periodic functions of their__________

  • 3)

    Elements in the modern periodic table are arranged in__________ groups and __________ periods.

  • 4)

    The increasing order of the energy of subshells is

  • 5)

    Group 16 elements are collectively called as__________

9th Standard Science Magnetism and Electromagnetism English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following converts electrical energy into mechanical energy?

  • 2)

    An electric generator converts

  • 3)

    The part of the AC generator that passes the current from the armature coil to the external circuit is

  • 4)

    Transformer works on.

  • 5)

    The unit of magnetic flux density is

9th Standard Science Electric Charge and Electric Current English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Rubbing of comb with hair

  • 2)

    Potential near a charge is the measure of its________ to bring a positive charge at that point

  • 3)

    In an electrolyte the current is due to the flow of

  • 4)

    Heating effect of current is called,

  • 5)

    The following is not a safety device.

9th Standard Science Heat English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Calorie is the unit of

  • 2)

    The specific heat capacity of water is

  • 3)

    Two cylindrical rods of same length have the area of cross section in the ratio 2:1. If both the rods are made up of same material, which of them conduct heat faster?

  • 4)

    Two cylinders of equal height and radius are made of copper and aluminium. Which of them conducts heat faster?

  • 5)

    A device in which the loss of heat due to conduction, convection and radiation is minimized is

9th Standard Science Computer - An Introduction English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    ____________ is an electronic device which stores data and information

  • 2)

    _________ belongs to the generation IV of the computer

  • 3)

    Data processing involves________ steps

  • 4)

    1. Abacus belongs to the first generation of the computer
    2. ENIAC was used in the American military

9th Standard Science Nutrition and Health English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Proteins are made of ____________ .

  • 2)

    Lipases are _________.

  • 3)

    How many major minerals are there in the human body?

  • 4)

    Without ____________ particular metabolic processes could not exist.

  • 5)

    Identify the mineral which regulates nerve and muscles activity?

9th Standard Science Animal Kingdom English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    The smallest bat lives in_________.

  • 2)

    Adult male worm of Ascaris ranges from__________.

  • 3)

    Notochord extends forward beyond the brain in_________.

  • 4)

    Lateral line sense organs are present in_________.

  • 5)

    Myotomes are present in___________.

9th Standard Science Plant Physiology English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Among the following which one protects our mother earth?

  • 2)

    The discovery of Jan Baptist van Helmont was on________________ of the banyan tree

  • 3)

    Priestley concluded that spring of mint had absorbed________________.

  • 4)

    To de-starch the plant, the plant should be kept is darkroom for_________________.

  • 5)

    Identify the emerald green sea slug________________.

9th Standard Science Atomic Structure English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    The term nucleons refer to

  • 2)

    The correct electronic configuration of potassium is

  • 3)

    Law of multiple proportions was proposed by _________

  • 4)

    The compounds N20, N02, N204, N205 explains___________ law.

  • 5)

    Most of the fast moving \(\alpha \)  particles passed straight through the gold foil explains __________

9th Standard Science Chemical Bonding English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Sodium having atomic number 11, ready to_______________electron/electrons to attain the nearest noble gas electronic configuration.

  • 2)

    The element that would form anion by gaining electrons in a chemical reaction is___________

  • 3)

    ____________compounds have high melting and boiling points.

  • 4)

    Oxidising agents are also called as____________because they remove electrons form other substances.

  • 5)

    Alkali and alkaline earth metals form____________ compound when they react with nonmetals

9th Standard Science Matter around us English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    __________ has the same properties throughout the sample

  • 2)

    The separation of denser particles from lighter particles done by rotation at high speed is called ________

  • 3)

    Filtration method is effective in separating _______ mixture

  • 4)

    Gas particles can be forced to get closer and can be easily compressed.So_______increases.

  • 5)

    Particles of matter are in constant motion as they posses______energy.

9th Standard Science Light English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    The speed of light is maximum in

  • 2)

    Which of the following statements about total internal reflection is true?

  • 3)

    Mirrors having spherical surface of reflection are __________________

  • 4)

    The mirror that diverge the light rays is______________________

  • 5)

    The centre of the reflecting surface of a spherical mirror is _____________________

9th Standard Science Motion English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    Unit of acceleration is

  • 2)

    The force responsible for drying of clothes in a washing machine is

  • 3)

    The area under velocity time graph represents

  • 4)

    In a 100 m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ___________ ms-1

  • 5)

    Speed is never ______

9th Standard Science Measurement English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 - by Jai - Hosur - View & Read

  • 1)

    ____________is the fundamental quantity.

  • 2)

    Unit of time is_________.

  • 3)

    _________is not the unit of length.

  • 4)

    Moment is equal to_________of an hour.

  • 5)

    Density is_________

9th Standard Science Hardware and Software English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Find out the part that is not found in CPU?

  • 2)

    Which of the following is correct?

  • 3)

    LINUX is a

  • 4)

    Find out the Paid and Proprietary software from the given list

  • 5)

    _________is an Operating System.

9th Standard Science World of Microbes English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    The most fatal form of Malaria is caused by

  • 2)

    Syphilis is caused by

  • 3)

    Diptheria affects the

  • 4)

    Which of the following disease is spread by animal bite?

  • 5)

    Microbes that generally enter the body through nose are likely to affect

9th Standard Science Economic Biology English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    The production and management of fish is called

  • 2)

    Which one of the following is an Italian species of honey bee?

  • 3)

    Which one of the following is not an Indian major carp?

  • 4)

    Which of the following is an high milk yielding variety of cow?

  • 5)

    Which Indian variety of honey bee is commonly used for apiculture?

9th Standard Science Environmental Science English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Increased amount of ___________ in the atmosphere, results in greenhouse effect and global warming

  • 2)

    In some xerophytes, leaves are modified into spines as an adaptation ________________.

  • 3)

    Which of the following is one of the strategies to conserve water?

  • 4)

    How much percentage of Nitrogen consist in Earth's atmosphere?

  • 5)

    Deforestation generally decrease ______________.

9th Standard Science Applied Chemistry English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    One Nanometre is

  • 2)

    1% solution of Iodoform is used as

  • 3)

    The age of a dead animal can be determined by using an isotope of ____________

  • 4)

    This type of food protect us from deficiency diseases.

  • 5)

    The groups responsible for the colour of an organic compound is called

9th Standard Science Carbon and its Compounds English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    A phenomenon in which an element exists in different modification in same physical state is called

  • 2)

    The carbon atoms in fullerene are arranged in mixed

  • 3)

    Diamond is not a good conductor of electricity because

  • 4)

    Which of the following is highly toxic?

  • 5)

    Plastics made of Polycarbonate (PC) and Acrylonitrile Butadiene Styrene (ABS) are made of resin code ___________

9th Standard Science Universe English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following statements is correct?
    A. There are eight planets in our Solar System.
    B. Except Mars, all other planets revolve around the Sun in elliptical orbits

  • 2)

    Which of the following is not a part of outer solar system?

  • 3)

    The period of revolution of planet A around the Sun is 8 times that of planet B. How many times is the distance of planet A as great as that of planet B?

  • 4)

    Which of the following is not a member of the solar system?

  • 5)

    Which of the following is not a planet of our solar system?

9th Standard Science Sound English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following vibrates when a musical note is produced by the cymbals in a orchestra?

  • 2)

    A musical instrument is producing continuous note. This note cannot be heard by a person having a normal hearing range. This note must then be passing through

  • 3)

    Which of the following statement best describes frequency?

  • 4)

    In the sound wave produced by a vibrating turning fork as shown in the diagram, half the wave length is represented by:

  • 5)

    When the pitch of note by a harmonium is lowered, then the wave length of the note

9th Standard Science Fluids English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    The size of an air bubble rising up in water

  • 2)

    Clouds float in atmosphere because of their low

  • 3)

    In a pressure cooker, the food is cooked faster because

  • 4)

    Unit of thrust is _____________.

  • 5)

    Instrument used to measure relative density

9th Standard Science Parts of Computer English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which one of the following is an output device?

  • 2)

    Which one of the following is an input device?

  • 3)

    Pen drive is _______device.

  • 4)

    _____________plays an important role in a computer as an inpute device

  • 5)

    ___________is an essentional part of the computer

9th Standard Science Organ Systems in Animals English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following is not a salivary gland?

  • 2)

    To prevent the entry of food into the trachea, the opening is guarded by__________

  • 3)

    Excretion means______

  • 4)

    Which one of the following substance is not a constituent of sweat?

  • 5)

    Which of the following is not a part of female reproductive system?

9th Standard Science Organization of Tissues English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    A meristematic tissue consists of

  • 2)

    The fibres consists of

  • 3)

    Companion cells are closely associated with

  • 4)

    Aerenchyma is found in

  • 5)

    Unstriated muscles are found in

9th Standard Science Acids, Bases and Salts English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Zn + 2HCI \(\longrightarrow \) ZnCl2 + ____\(​​​​\uparrow \)(H2' 02' CO2)

  • 2)

    Acids in plants and animals are organic acids. Whereas acids in rocks and minerals are_________

  • 3)

    Since metal carbonate and metal bicarbonate are basic they react with acids to give salt and water with the liberation of__________

  • 4)

    The nature of the tooth paste commonly used is in nature

  • 5)

    The hydrated salt of copper sulphate has______colour

9th Standard Science Chemical Bonding English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Number of valence electrons in carbon is

  • 2)

    Atoms having 1,2 or 3 electrons in its valence shell will readily form_____________

  • 3)

    Bond formed between a metal and non-metal atom is usually____________

  • 4)

    Covalent bond is formed by_________

  • 5)

    Elements with stable electronic configurations have eight electrons in their valence shell. They are__________

9th Standard Science Periodic Classification of Elements English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    If Dobereiner is related with 'law of triads', then Newlands is related with
     

  • 2)

    Elements in the modern periodic table are arranged in__________ groups and __________ periods.

  • 3)

    If the electronic configuration of an element is 1s2 2S2 2p6 3s2 3p1, then it will occupy___________ block of the periodic table.

  • 4)

    Noble gases are placed in_____________ group in the modern periodic table.

  • 5)

    The maximum number of electrons that can be accommodated in s, p ,d, and f subshells are__________

9th Standard Science Magnetism and Electromagnetism English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following converts electrical energy into mechanical energy?

  • 2)

    An electric generator converts

  • 3)

    The part of the AC generator that passes the current from the armature coil to the external circuit is

  • 4)

    Transformer works on.

  • 5)

    The unit of magnetic flux density is

9th Standard Science Electric Charge and Electric Current English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    In current electricity, a positive charge refers to,

  • 2)

    Electric field lines________ from positive charge and__________ in negative charge.

  • 3)

    In an electrolyte the current is due to the flow of

  • 4)

    The following is not a safety device.

  • 5)

    Resistance of a wire depends on

9th Standard Science Heat English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Calorie is the unit of

  • 2)

    The specific heat capacity of water is

  • 3)

    Two cylinders of equal height and radius are made of copper and aluminium. Which of them conducts heat faster?

  • 4)

    A device in which the loss of heat due to conduction, convection and radiation is minimized is

  • 5)

    Water is used as a coolant because it________

9th Standard Science Computer - An Introduction English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    ____________ is an electronic device which stores data and information

  • 2)

    _________ belongs to the generation IV of the computer

  • 3)

    Data processing involves________ steps

  • 4)

    1. Abacus belongs to the first generation of the computer
    2. ENIAC was used in the American military

9th Standard Science Nutrition and Health English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    The nutrient required in trace amounts to accomplish various body functions is _______________

  • 2)

    The sprouting of onion and potatoes can be delayed by the process of _______________

  • 3)

    October _____ is declared as Global Iodine deficiency day.

  • 4)

    Identify the trace element

  • 5)

    Fats are _____

9th Standard Science Animal Kingdom English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which is not an insect?

  • 2)

    Mesoglea is present in

  • 3)

    Which one of the following pairs is not a poikilothermic animal

  • 4)

    Which is not a feature of chordates

  • 5)

    The animal without skull is

9th Standard Science Universe English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Which of the following statements is correct?
    A. There are eight planets in our Solar System.
    B. Except Mars, all other planets revolve around the Sun in elliptical orbits

  • 2)

    Who proposed the heliocentric model of the universe?

  • 3)

    Which of the following is not a part of outer solar system?

  • 4)

    The period of revolution of planet A around the Sun is 8 times that of planet B. How many times is the distance of planet A as great as that of planet B?

  • 5)

    Which of the following is not a member of the solar system?

9th Standard Science Plant Physiology English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    A big tree falls in a forest but its roots are still in contact with the soil. The branches of this fallen tree straight up. This happens in response to __________

  • 2)

    The chemical reaction occurs during photosynthesis is ________. 

  • 3)

    The bending of root of a plant in response to water is called _________ 

  • 4)

    The plant part which exhibits negative geotropism is __________.

  • 5)

    Dandelion flowers open the petals in bright light during the day time but close the petals in dark at night. This response of Dandelion flowers is called ___________.

9th Standard Science Atomic Structure English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Among the following the odd pair is

  • 2)

    The term nucleons refer to

  • 3)

    The correct electronic configuration of potassium is

  • 4)

    Law of multiple proportions was proposed by _________

  • 5)

    The compounds N20, N02, N204, N205 explains___________ law.

9th Standard Science Matter around us English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    The physical state of water at 373 K is

  • 2)

    When we mix a drop of ink in water we get a__________

  • 3)

    __________ has the same properties throughout the sample

  • 4)

    The separation of denser particles from lighter particles done by rotation at high speed is called ________

  • 5)

    Filtration method is effective in separating _______ mixture

9th Standard Science Light English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    The field of view * is maximum for ________ 

  • 2)

    _________ is used as reflectors in torchligh

  • 3)

    The focal length of a concave mirror is 5cm. Its radius of curvature is

  • 4)

    The speed of light is maximum in

  • 5)

    Which of the following statements about total internal reflection is true?

9th Standard Science Motion English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Slope of the velocity - time graph gives

  • 2)

    A body moving with an initial velocity 5ms-1 and accelerates at 2ms-2. Its velocity after 10s is

  • 3)

    The area under velocity – time graph represents

  • 4)

    Unit of acceleration is

  • 5)

    The force responsible for drying of clothes in a washing machine is

9th Standard Science Measurement English Medium Free Online Test 1 Mark Questions 2020-2021 - by Jai - Hosur - View & Read

  • 1)

    Choose the correct one

  • 2)

    1 metric ton is equal to

  • 3)

    Which among the following is not a device to measure mass

  • 4)

    ____________is the fundamental quantity.

  • 5)

    Unit of time is_________.

9th Standard Science English Medium Free Online Test Creative 1 Mark Questions with Answer Key Part - 3 - by Jai - Hosur - View & Read

  • 1)

    There are___________fundamental units in SI system of units.

  • 2)

    A body moving along a circular path has _______

  • 3)

    An object is placed between F and 2F of a concave, mirror image will be formed_____________________

  • 4)

    Evaporation takes place at the______of a liquid.

  • 5)

    The outermost shell of an atom is called its________ shell.

9th Standard Science English Medium Free Online Test Creative 1 Mark Questions with Answer Key Part - 2 - by Jai - Hosur - View & Read

  • 1)

    With the help of common beam balance we can measure mass accurately up to_________gm.

  • 2)

    The slope of the velocity time graph for uniformly accelerated motion give _____

  • 3)

    A virtual and equal sized image is formed by ___________________mirrors.

  • 4)

    A mixture can be separated into its constituents by_____

  • 5)

    Maximum number of electrons that can be accommodated in an energy level is given by the formula ___________

9th Standard Science English Medium Free Online Test Creative 1 Mark Questions Part - Three - by Jai - Hosur - View & Read

  • 1)

    Moment is equal to_________of an hour.

  • 2)

    Area under a velocity time graph gives ______

  • 3)

    A virtual and equal sized image is formed by ___________________mirrors.

  • 4)

    Evaporation takes place at the______of a liquid.

  • 5)

    James Chadwick observed when was exposed to a particle, particles with about the same mass as protons were emitted.

9th Standard Science English Medium Free Online Test Creative 1 Mark Questions Part - Two - by Jai - Hosur - View & Read

  • 1)

    One meter is approximately equal to__________inches.

  • 2)

    The hands of the clock, the spokes of wheel are example of _______

  • 3)

    An object is placed between F and 2F of a concave, mirror image will be formed_____________________

  • 4)

    Gel are______solutions with liquid dispersed in solid

  • 5)

    Maximum number of electrons that can be accommodated in an energy level is given by the formula ___________

9th Standard Science English Medium Free Online Test Creative 1 Mark Questions Part - One - by Jai - Hosur - View & Read

  • 1)

    _________is not the unit of length.

  • 2)

    If velocity of a body decreases in equal intervals of time is termed ______

  • 3)

    The mirror that diverge the light rays is______________________

  • 4)

    Particles of matter are in constant motion as they posses______energy.

  • 5)

    James Chadwick observed when was exposed to a particle, particles with about the same mass as protons were emitted.

9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 3 - by Jai - Hosur - View & Read

  • 1)

    A car is being driven at a speed of 20 ms-1 when brakes are applied to bring it to rest in 5 s. The decelaration produced in this case will be

  • 2)

    When the reflecting surface is curved outwards the mirror formed will be

  • 3)

    ______ is essential to perform separation by solvent extraction method.

  • 4)

    Transpiration is best defined as _________ 

  • 5)

    Find the group having only marine members

9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 2 - by Jai - Hosur - View & Read

  • 1)

    The area under velocity time graph represents

  • 2)

    The speed of light is maximum in

  • 3)

    The term nucleons refer to

  • 4)

    During photosynthesis plants exhale _______. 

  • 5)

    Hermaphrodite organisms are

9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 1 - by Jai - Hosur - View & Read

  • 1)

    Unit of acceleration is

  • 2)

    The focal length of a concave mirror is 5cm. Its radius of curvature is

  • 3)

    The constituents that form a mixture are also called

  • 4)

    The bending of root of a plant in response to water is called _________ 

  • 5)

    Which one of the following pairs is not a poikilothermic animal

9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions Part - Three - by Jai - Hosur - View & Read

  • 1)

    Which among the following is not a device to measure mass

  • 2)

    The area under velocity time graph represents

  • 3)

    When a beam of white light passes through a prism it gets

  • 4)

    The separation of denser particles from lighter particles done by rotation at high speed is called ________

  • 5)

    The number of protons, neutrons and electrons present respectively in \(_{ 35 }^{ 80 }{ Br }\)

9th Standard Science English Medium Free Online Test Creative 1 Mark Questions with Answer Key Part - 1 - by Jai - Hosur - View & Read

  • 1)

    The unit of area is_________

  • 2)

    The measure the diameter of a thin wire_________is used.

  • 3)

    The slope of the velocity time graph for uniformly accelerated motion give _____

  • 4)

    To form a real image -________________mirror is required.

  • 5)

    Evaporation takes place at the______of a liquid.

9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions Part - Two - by Jai - Hosur - View & Read

  • 1)

    1 metric ton is equal to

  • 2)

    The speed of light is maximum in

  • 3)

    Difference in ________________is the principle used in fractional distillation

  • 4)

    A big tree falls in a forest but its roots are still in contact with the soil. The branches of this fallen tree straight up. This happens in response to __________

  • 5)

    Dysentery is caused by

9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions Part - One - by Jai - Hosur - View & Read

  • 1)

    Rulers, measuring tapes and metre scales are used to measure

  • 2)

    A car is being driven at a speed of 20 ms-1 when brakes are applied to bring it to rest in 5 s. The decelaration produced in this case will be

  • 3)

    A real and enlarged image can be obtained by using a

  • 4)

    __________ has the same properties throughout the sample

  • 5)

    The correct electronic configuration of potassium is

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 10 - by Jai - Hosur - View & Read

  • 1)

    Rulers, measuring tapes and metre scales are used to measure

  • 2)

    Light travels________m in one second.

  • 3)

    _________ is used as reflectors in torchligh

  • 4)

    Virtual and magnified image is formed by________________________mirror

  • 5)

    Atoms of the same element having same atomic number but different Mass number are called _________

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 9 - by Jai - Hosur - View & Read

  • 1)

    Distance between Chennai and Kanyakumari can be found in

  • 2)

    The force responsible for drying of clothes in a washing machine is

  • 3)

    A spherical mirror which has reflecting curved inward surface is ____________________mirror

  • 4)

    Difference in ________________is the principle used in fractional distillation

  • 5)

    Evaporation takes place at the______of a liquid.

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 8 - by Jai - Hosur - View & Read

  • 1)

    The diameters of spherical objects are measured with a_________scale.

  • 2)

    Which one of the following is most likely not a case of uniform circular motion?

  • 3)

    The second law of refraction is stated by ____________________

  • 4)

    For a simple distillation process we need to have

  • 5)

    During photosynthesis plants exhale _______. 

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 7 - by Jai - Hosur - View & Read

  • 1)

    A car is being driven at a speed of 20 ms-1 when brakes are applied to bring it to rest in 5 s. The decelaration produced in this case will be

  • 2)

    Speed is never ______

  • 3)

    When we mix a drop of ink in water we get a__________

  • 4)

    Protons and neutrons are collectively called as ________

  • 5)

    The plant part which exhibits negative geotropism is __________.

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 6 - by Jai - Hosur - View & Read

  • 1)

    Density is_________

  • 2)

    Force involved in uniform circular motion is given by _______________

  • 3)

    A body moving along a circular path has _______

  • 4)

    Gas particles can be forced to get closer and can be easily compressed.So_______increases.

  • 5)

    Among the following the odd pair is

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 5 - by Jai - Hosur - View & Read

  • 1)

    _________is the unit distance used to measure astronomical objects outside the solar system.

  • 2)

    The area under velocity – time graph represents

  • 3)

    The field of view * is maximum for ________ 

  • 4)

    A virtual and equal sized image is formed by ___________________mirrors.

  • 5)

    Change in the number of neutrons in an atom changes it to

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 4 - by Jai - Hosur - View & Read

  • 1)

    Which among the following is not a device to measure mass

  • 2)

    _________is not the unit of length.

  • 3)

    The centrifugal force is

  • 4)

    The mirror used by a dental surgeon, is _______________________

  • 5)

    The separation of denser particles from lighter particles done by rotation at high speed is called ________

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 3 - by Jai - Hosur - View & Read

  • 1)

    The area under velocity time graph represents

  • 2)

    The slope of the velocity time graph for uniformly accelerated motion give _____

  • 3)

    ______ is essential to perform separation by solvent extraction method.

  • 4)

    The pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant_______

  • 5)

    Shoots are said to_____________.

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 2 - by Jai - Hosur - View & Read

  • 1)

    Choose the correct one

  • 2)

    ____________is the fundamental quantity.

  • 3)

    A car is being driven at a speed of 20 ms-1 when brakes are applied to bring it to rest in 5 s. The decelaration produced in this case will be

  • 4)

    Speed is never ______

  • 5)

    To separate two or more miscible liquids which do not differ much in the boiling points_______is employed

9th Standard Science English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 1 - by Jai - Hosur - View & Read

  • 1)

    There are___________fundamental units in SI system of units.

  • 2)

    The area under velocity time graph represents

  • 3)

    The angle between the normal and the refracted ray is called angle of ________________________

  • 4)

    ______ is essential to perform separation by solvent extraction method.

  • 5)

    An alpha particle is identical with a ___________Nucleus.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Ten - by Jai - Hosur - View & Read

  • 1)

    A body moving with an initial velocity 5ms-1 and accelerates at 2ms-2. Its velocity after 10s is

  • 2)

    The velocity of a freely falling body ______

  • 3)

    For a simple distillation process we need to have

  • 4)

    Energy is neither given out nor absorbed in the preparation of_____

  • 5)

    Botanical name of common dandelian is________________.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Eight - by Jai - Hosur - View & Read

  • 1)

    The measure the diameter of a thin wire_________is used.

  • 2)

    When a body starts from rest, the acceleration of the body after 2second in _____________ of its displacement

  • 3)

    The second law of refraction is stated by ____________________

  • 4)

    Filtration method is effective in separating _______ mixture

  • 5)

    Our bodies contain radioisotopes such as ___________which continuously emit radiation.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Seven - by Jai - Hosur - View & Read

  • 1)

    Unit of time is_________.

  • 2)

    When a ray of light passes from one medium to another medium, refraction takes place when angle of incidence is

  • 3)

    Mirrors having spherical surface of reflection are __________________

  • 4)

    Gel are______solutions with liquid dispersed in solid

  • 5)

    Among the following the odd pair is

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Six - by Jai - Hosur - View & Read

  • 1)

    The area under velocity – time graph represents

  • 2)

    The velocity time graph is parallel to X-axis it shows _______

  • 3)

    Change in the number of neutrons in an atom changes it to

  • 4)

    Elements which have valence electrons 1 or 2 or 3 are ____________

  • 5)

    Identify the emerald green sea slug________________.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Nine - by Jai - Hosur - View & Read

  • 1)

    1 metric ton is equal to

  • 2)

    If velocity of a body decreases in equal intervals of time is termed ______

  • 3)

    When the reflecting surface is curved outwards the mirror formed will be

  • 4)

    Law of multiple proportions was proposed by _________

  • 5)

    Dandelion flowers open the petals in bright light during the day time but close the petals in dark at night. This response of Dandelion flowers is called ___________.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Five - by Jai - Hosur - View & Read

  • 1)

    The velocity time graph is parallel to X-axis it shows _______

  • 2)

    When a beam of white light passes through a prism it gets

  • 3)

    The radius of curvature of the spherical mirror is equal to __________________

  • 4)

    ______ is essential to perform separation by solvent extraction method.

  • 5)

    A mixture can be separated into its constituents by_____

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Four - by Jai - Hosur - View & Read

  • 1)

    Which among the following is not a device to measure mass

  • 2)

    A body moving along a circular path has _______

  • 3)

    __________ has the same properties throughout the sample

  • 4)

    The direct change of state from solid to gas is called______

  • 5)

    A growing seedling is kept in the dark room. A burning candle is placed near it for a few days. The top part of the seedling bends towards the burning candle. This is an example of ____________.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Three - by Jai - Hosur - View & Read

  • 1)

    The measure the diameter of a thin wire_________is used.

  • 2)

    The centre of the reflecting surface of a spherical mirror is _____________________

  • 3)

    Particles of matter are in constant motion as they posses______energy.

  • 4)

    Our bodies contain radioisotopes such as ___________which continuously emit radiation.

  • 5)

    ___________________% of water is used to produce carbohydrates by the plants.

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Two - by Jai - Hosur - View & Read

  • 1)

    1 metric ton is equal to

  • 2)

    ____________balance is used in lab.

  • 3)

    When a body starts from rest, the acceleration of the body after 2second in _____________ of its displacement

  • 4)

    To form a real image -________________mirror is required.

  • 5)

    Protons and neutrons are collectively called as ________

9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - One - by Jai - Hosur - View & Read

  • 1)

    Choose the correct one

  • 2)

    Moment is equal to_________of an hour.

  • 3)

    In a 100 m race, the winner takes 10s to reach the finishing point. The average speed of the winner is

  • 4)

    In which direction of the motion of the particles does centripetal force act?

  • 5)

    When the reflecting surface is curved outwards the mirror formed will be

9th Standard Science 5 Mark Important Questions (Bookback and Creative) - by Jai - Hosur - View & Read

  • 1)

    Calculate the positive and negative error from the given figure

  • 2)

    Explain the method to find the diameter of the sphere.

  • 3)

    During an experiment, a signal from a spaceship reached the ground station in five seconds. What was the distance of the spaceship from the ground station? The signal travels at the speed of light that is 3 × 108 ms-1 ?

  • 4)

    Explain with diagrams how refraction of incident light takes place from
    a) rarer to denser medium
    b) denser to rarer medium
    c) normal to the surface separating the two media.

  • 5)

    Find the size, nature and position of image formed when an object of size 1 cm is placed at a distance of 15 cm from a concave mirror of focal length 10 cm.

9th Standard Science 4 Mark Important Questions (Bookback and Creative) - by Jai - Hosur - View & Read

  • 1)

    Write the rules that are followed in writing the symbols of units in SI system.

  • 2)

    How will you measure the least count of vernier caliper ?

  • 3)

    The Main scale reading is 3.8 Vernier scale coincidence = 5th division. No zero error. Find the length of the iron cylinder.

  • 4)

    What do you understand about negative acceleration?

  • 5)

    What is meant by uniform circular motion? Give two examples of uniform circular motion.

9th Standard Science 2 Mark Important Questions (Bookback and Creative) - by Jai - Hosur - View & Read

  • 1)

    Define least count of any device

  • 2)

    Can you find the diameter of a thin wire of length 2 m using the ruler from your instrument box?

  • 3)

    Calculate the correct readings of the Vernier caliper L.C. 0.01 em Zero correction - Nil.

    S.No. M.S.R V.C Observed Reading = M.S.R + (V.C x L.C) Correct Reading
    1 3 4    
    2 3 7    
  • 4)

    How is washing machine wash the clothes?

  • 5)

    Copy this figure in your answer book and show the direction of the light ray after reflection

9th Standard Science 1 Mark Important Questions (Bookback and Creative) - by Jai - Hosur - View & Read

  • 1)

    Choose the correct one

  • 2)

    Which among the following is not a device to measure mass

  • 3)

    Unit of acceleration is________.

  • 4)

    The area under velocity – time graph represents

  • 5)

    Force involved in uniform circular motion is given by _______________

9th Standard Science Annual Exam Model Question Paper IV - 2019 - 2020 - by Jai - Hosur - View & Read

  • 1)

    Many of the ancient system of measurement were based on the dimensions of___________.

  • 2)

    A car is being driven at a speed of 20 ms-1 when brakes are applied to bring it to rest in 5 s. The decelaration produced in this case will be

  • 3)

    The point at which the rays are converged or diverged by a mirror is _____________________

  • 4)

    The correct electronic configuration of potassium is

  • 5)

    Which vitamin causes bow legs?

9th Standard Science Annual Exam Model Question Paper III - 2019 - 2020 - by Jai - Hosur - View & Read

  • 1)

    ____________is the fundamental quantity.

  • 2)

    Which one of the following is most likely not a case of uniform circular motion?

  • 3)

    According _______________________to of light, angle of incidence is equal to angle of reflection

  • 4)

    Change in the number of neutrons in an atom changes it to

  • 5)

    Identify the mineral which regulates nerve and muscles activity?

9th Standard Science Annual Exam Model Question Paper II - 2019 - 2020 - by Jai - Hosur - View & Read

  • 1)

    There are___________fundamental units in SI system of units.

  • 2)

    In a 100 m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ___________ ms-1

  • 3)

    The centre of the sphere, of which a spherical mirror is a part is called ______________________

  • 4)

    The correct electronic configuration of potassium is

  • 5)

    Which one of the following is a disaccharide?

9th Standard Science Important Questions - by Jai - Hosur - View & Read

  • 1)

    Rulers, measuring tapes and metre scales are used to measure

  • 2)

    The diameters of spherical objects are measured with a_________scale.

  • 3)

    Which of the following graph represents uniform motion of a moving particle

  • 4)

    The hands of the clock, the spokes of wheel are example of _______

  • 5)

    The focal length of a concave mirror is 5cm. Its radius of curvature is

9th Standard Science Annual Exam Model Question Paper 2019 - 2020 - by Jai - Hosur - View & Read

  • 1)

    ___________is the derived quantity.

  • 2)

    The area under velocity time graph represents

  • 3)

    The centre of the sphere, of which a spherical mirror is a part is called ______________________

  • 4)

    Among the following the odd pair is

  • 5)

    Internal factor which is responsible for food spoilage is  ___________.

9th Science - Full Portion Five Marks Question Paper - by 8682895000 - View & Read

  • 1)

    Find the thickness of a five rupee coin with the screw gauge, if the pitch scale reading is 1 mm and its head scale coincidence is 68.

  • 2)

    Calculate the positive and negative error from the given figure

  • 3)

    A ball is gently dropped from a height of 20m. If its velocity increases uniformly at the rate of 10 ms-2 with what velocity will it strike the ground? After what time will it strike the ground?

  • 4)

    Derive the three equations of motion by graphical method

  • 5)

    Draw a ray diagram to show the formation of image by a concave mirror for an object placed between its pole and Principal focus and state three characteristics of the image.

9th Science - Full Portion Three Marks Question Paper - by 8682895000 - View & Read

  • 1)

    Write the need of a standard unit

  • 2)

    An object travels 16m in 4s and then another 16m in 2 s. What is the average speed of the object?

  • 3)

    What is meant by uniform circular motion? Give two examples of uniform circular motion.

  • 4)

    Pick out the concave and convex mirrors from the following and tabulate them
    Rear-view mirror, Dentist’s mirror, Torch-light mirror, Mirrors in shopping malls, Make-up mirror.

  • 5)

    State the laws of refraction.

9th Science - Full Portion Two Marks Question Paper - by 8682895000 - View & Read

  • 1)

    What is the full form of SI system?

  • 2)

    Can you find the diameter of a thin wire of length 2 m using the ruler from your instrument box?

  • 3)

    A cyclist turning a corner leans inwards. Why?

  • 4)

    A coin in a glass beaker appears to rise as the beaker is slowly filled with water, why?

  • 5)

    If an object is placed at the focus of a concave mirror, where is the image formed?

9th Science - Environmental Science Model Question Paper - by Jai - Hosur - View & Read

  • 1)

    How much percentage of Nitrogen consist in Earth's atmosphere?

  • 2)

    Deforestation generally decrease ______________.

  • 3)

    World water day is celebrated every year on ____________.

  • 4)

    Biotic components include _______________.

  • 5)

    Which part of plant consisting Nitrogen fixing bacteria?

View all

TN Stateboard Education Study Materials

TN Stateboard Updated Class 9th Science Syllabus

Measurement and Measuring Instruments

Introduction-Physical Quantities and Units-SI System of Units-Fundamental Units of SI System-Unit Prefixes-Rules and Conventions for Writing SI Units and their Symbols-Vernier Caliper and Screw Gauge-Screw Gauge-Measuring Mass-Accuracy in Measurements

Motion

Introduction-State of Rest and Motion-Types of Motion-Distance and Displacement-Uniform and Non Uniform Motion-Speed, Velocity and Acceleration-Graphical Representation of Motion along a Straight Line-Equations of Motion-Centripetal Acceleration and Centripetal Force-Centrifugal Force-Summary

Light

Introduction-Reflection of Light-Curved Mirrors-Image Formed by Curved Mirrors-Real and Virtual Image-Concave Mirror-Convex Mirror-Speed of Light-Total Internal Reflection

Matter Around us

Introduction-Is Matter Particulate or Continuous?-Evidence for Existence of Particles?-Kinetic Particle Theory of Three States of Matter-Solid, Liquid and Gas-Solids-Liquids-Gases-Effect of Temperature on Movement of Particles-Changes in States of Matter and the Kinetic Particle Theory-Melting-Freezing-Boiling-Evaporation-Sublimation-Effect of Pressure on Gases-Classification of Matter Based on Composition-Element-Compound-Differences between Mixtures and Compounds-Types of Mixtures-Colloidal Solutions-Separation of Mixtures

Atomic Structure

Introduction-Laws of Chemical Combination-Law of Reciprocal Proportions-Discovery of Nucleus-Discovery of Neutrons-Isotopes (Iso – same, topo – place, Isotope – same place)

Living World of Plants-Plant Physiology

Introduction-Do they Move on their own Accord?-Do Plants Move?-Do Plants Actually Sense Light?-Types of Tropisms in Plants-More to Movement than Growth-What is Photosynthesis?-Food chain: the Link between Plants, Animals and Microorganisms-Respiration in plants

Living World of Animals-Diversity in Living Organism-Kingdom Animalia

Introduction-Classification of Living Organisms-Criteria for classification of Animal Kingdom-Phylum-Protozoa-Phylum-Porifera (Pore bearers)-Phylum-Coelenterata or Cnidaria-Phylum: Platyhelminthes-(Flat worms)-Phylum-Nematoda Aschelminthes (Round worms)-Phylum-Annelida-(Segmented Worms)-Phylum-Arthropoda-(Organisms with Jointed Legs)-Phylum Mollusca-(Soft Bodied Animals)-Phylum Echinodermata-(Spiny Skinned Animals)-Phylum Chordata-Division Vertebrata (Craniata)-Super Class Tetrapoda-Binomial Names of Common Animals

Health and Hygiene-Food for Living

Introduction-Classes of Nutrients-A Case Study-Protein Energy Malnutrition (PEM)-Minerals-Functions and Deficiency Diseases-Vitaminosis-Methods of Food Preservation-Adulteration

Computer - An Introduction

Computer-History of Computer-Generations of Computer-Data-Information

அளவீடுகளும், அளவிடும் கருவி்களும்

இயற்பியல் அளவுகள் மற்றும் அலகுகள்–SI அலகு முறை–SI முறையில் அடிப்படை அலகுகள்–அலகுகளுக்கான முன்னீடுகள்–SI அலகுகளை எழுத பின்பற்ற வேண்டிய விதிகளும், மரபுகள்–வெர்னியர் அளவு மற்றும் திருகு அளவி–திருகு அளவி–நிறையை அளவிடுதல்–அளவீடுகளில் துல்லியம்

இயக்கம்

அறிமுகம்–ஓய்வு மற்றும் இயக்க நிலை–இயக்கத்தின் பல்வேறு வகைகள்–தொலைவு மற்றும் இடப்பெயர்ச்சி–சீரான மற்றும் சீரற்ற இயக்கம்–வேகம்,திசைவேகம் மற்றும் முடுக்கம்–நேர்கோட்டு இயக்கத்தின் வரைபட விளக்கம்–இயக்கச் சமன்பாடுகள்–மையநோக்கு முடுக்கம் மற்றும் மையநோக்கு விசை–மையவிலக்கு விசை

ஒளி

அறிமுகம்–ஒளி எதிரொளிப்பு–வளைவு ஆடிகள்–வளைவு ஆடிகளால் ஏற்படும் பிம்பங்கள்–மெய் பிம்பமும் மாய பிம்பமும்–குழி ஆடி–குவி ஆடி–ஒளியின் திசைவேகம்–முழு அக எதிரொளிப்பு

நம்மைச் சுற்றியுள்ள  பருப்பொருட்கள்

அறிமுகம்–பருப்பொருட்கள் என்பது தனிப்பட்டதா அல்லது தொடர்ச்சியானதா?–துகள்கள் இருப்பதற்கான சான்றுகள்–மூன்று நிலைப் பருப்பொருட்களின்(திட,திரவ மற்றும் வாயு) இயக்கக் கொள்கை–திண்மம்–திரவங்கள்–வாயுக்கள்–துகள்கள் நகர்தலில் வெப்பநிலையின் விளைவு–பருப்பொருளின் நிலை மாற்றம் மற்றும் துகளின் இயக்கக் கொள்கை–உருகுதல்–உறைதல்–கொதித்தல்–ஆவியாதல்–பதங்கமாதல்–வாயுக்களின் மீது அழுதத்தின் விளைவு–இயைபு சார்ந்து பருப்பொருளின் வகைகள்–தனிமம்–சேர்மம்–கலவைகள் மற்றும் சேர்மங்களுக்கிடையேயான வேறுபாடுகள்–கலவையின் வகைகள்–கூழ்மக் கரைசல்கள்–கலவைகளைப் பிரித்தெடுத்தல்

அணு அமைப்பு

அறிமுகம்–வேதிச் சேர்க்கை விதிகள்–அணுக்கரு கண்டுபிடிப்பு–நியூட்ரான் கண்டுபிடிப்பு–ஐசோடோப்புகள்

தாவர உலகம் – தாவர செயலியல்

அறிமுகம்–தாமாகவே இவைகளால் இயங்க இயலுமா?–தாவரங்களால் நகர முடியுமா?–தாவரங்களால் ஒளியை உணர முடியுமா?–தாவர அசைவுகளின் வகைகள்–வளர்ச்சியை விட அசைவு இன்றியமையாதது–ஒளிச்சேர்க்கை என்றால் என்ன?–உணவுச்சங்கிலி:தாவரங்கள், விலங்குகள் மற்றும் நுண்ணுயிரிகளுக்கிடையேயான தொடர்பு–தாவரங்களில் சுவாசம்

விலங்குலகம் – உயிரிகளின் பல்வகைமை

அறிமுகம்–உயிரினங்களின் வகைப்பாடு–விலங்குலக வகைப்பாட்டின் அளவு கோல்கள்–தொகுதி–புரோட்டோசோவா–தொகுதி–துலையுடலிகள்–தொகுதி–குழியுடலிகள்–தொகுதி–தட்டைப்புழுக்கள்–தொகுதி–நிமட்டோடா(உருளைப் புழுக்கள்)–தொகுதி–வளைதசைப்புழுக்கள்–தொகுதி–கணுக்காலிகள்–தொகுதி–மெல்லுடலிகள்–தொகுதி–முட்தோலிகள்–தொகுதி–முதுகுநானுள்ளவை–பிரிவு முதுகெலும்பிகள்–மேல்வகுப்பு:நான்கு காலிகள்–விலங்குகளை இரு பெயரிடு முறையில் வகைப்படுத்துதல்

சுத்தம் மற்றும் சுகாதாரம் – உயிர்வாழ உணவு

அறிமுகம்–ஊட்டச்சத்துக்களின் வகைகள்–தனியாள் ஆய்வு–புரதச்சத்து குறைபாட்டு நோய்கள்–தாது உப்புக்களின் குறைப்பாட்டால் ஏற்படும் நோய்கள்–வைட்டமினோசிஸ்–உணவுப்பாதுகாப்பு முறைகள்–உணவு கலப்படம்

கணினி – ஓர்  அறிமுகம்

கணினி–கணினியின் வரலாறு–கணினியின் தலைமுறைகள்–தரவு–தகவல்

TN StateboardStudy Material - Sample Question Papers with Solutions for Class 9 Session 2019 - 2020

Latest Sample Question Papers & Study Material for class 9 session 2019 - 2020 for Subjects Maths , Social Science in PDF form to free download [ available question papers ] for practice. Download QB365 Free Mobile app & get practice question papers.

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