Search Label VII Science

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  • 8/12/2019 Search Label VII Science





    Class IX



    Class VI

    Showing posts with label VII Science. Show all postsShowing posts with label VII Science. Show all postsFriday, November 22, 2013

    Multiple choice questions in science for class VII as per NCERTText Book

    Nutrition in plants

    1. The components that are necessary for ourbody are called ( )

    a. Vitamins

    b. Pulses

    c. Nutrients

    d. Minerals

    2. The mode of nutrition in which organisms

    make food themselves from simple substances is

    called( )

    a. Auto trophic nutr it ion

    b. Heterotrophic nutrition

    c. Saprotrophic nutrition

    d. All of the above

    3. Some organisms live together and share shelter and nutrients. This is called

    a. Predation

    b. Symbiot ic relat ionship

    c. Autotrophs

    d. Heterotrophs

    4. The bacterium which provides nitrogen to the leguminous plants isa. Rhizobium

    b. Yeast

    c. Fungi

    d. Lichens

    5. Pitcher is an example of

    a. Insect ivorous p lant

    b. Leguminous plant

    c. Algae

    d. Fungi

    6. The process by which a plant prepares its food Photosynthesis takes place in the presence of ( )

    a. Moon Light

    b. Sunlight

    c. Candle light

    d. Bulb

    7. ___________ gas is released by the plants in the process of P hotosynthesis( )

    a. Oxygen

    b. Carbon dioxide

    c. Nitrogen

    d. Hydrogen

    8. Green colour of the plant is due to the presence of ( )

    a. Oxygen

    b. Carbon dioxide

    c. Nitrogen

    d . Chlorop hyl l

    9. The plant which traps and feeds on insects is ( )

    a. Cascutta

    b. China Rose

    c . Pitc her Plant

    d. Rose

    10. Mushroom is ( )

    a. An Autotroph

    b. Heterotroph

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    c . Saprot roph ic

    d. Fungus

    Nutrition in Animals

    1. The breakdown of complex components of food into simpler substances is called

    a. Digestion

    b. Nutrition

    c. Breathing

    d. Respiration

    2. The set of teeth that exists in the mouth during the period from six to eight years of a human being are


    a. Permanent teeth

    b. Premolar teeth

    c. Molar teeth

    d . Milk teet h

    3. The stomach is a thick walled bag of shape

    a. V- shape

    b. U-shape

    c. X- shape

    d. Z- shape

    4. The function of the digestive juices present in the stomach is to breakdown

    a. the proteins into simpler substances

    b. Starch into sugars

    c. Fats into juices

    d. Food into gases

    5. The largest gland in the human body is

    a. Oesophagus

    b. Salivary gland

    c. Liver

    d. Villi

    6. Length of small intestine is ( )

    a. 10.5m long

    b. 40m long

    c. 23.4m long

    d . 7.5m long.

    7. The process of digestion taking place in grass- eating animals is called ( )

    a. Egestion

    b . Ruminat ion

    c. Assimilation

    d. Absorption

    8. Diarrhoea is caused due to

    a. Infection

    b. Indigestion

    c. Poisoning

    d . A ll of the ab ov e

    9. Plenty of boiled water mixed with a pinch of salt and sugar dissolved in it is called

    a. An Acid

    b. A base

    c. An indicator

    d. Oral Rehydration solution10. Single celled organism among the following is ( )

    a. Human being

    b. Yeast

    c. Cow

    d. Amoeba


    1. Which of the following does not yield wool?

    a. Yak

    b. Camel

    c. Goat

    d. Woolly dog

    2. Which type of wool is common in Tibet and Ladhak? ( )

    a. Yak

    b. sheep wool

    c. Ango ra woo l

    d. Pashmina wool

    3. ______________type of wool is commonly available in the market( )

    a. Sheep wool

    b. Yak wool

    c. Angora wool

    d. Camel wool

    4. Pashmina shawls are found in ( )

    a. South America

    b. Kashmir

    c. South Africa

    d. Gujarat

    5. The process of removing the fleece of sheep along with a thin Layer of skin is called

    a. Rearing

    b. shearing

    c. Sorting

    d. Scouring

    6. The bacterium by which the people working in wool industry get infected is ( )

    a. Rhizobium

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    b. Anth rax

    c. Streptococcus

    d. Bacillus

    7. The rearing of silkworms to obtain silk is called ( )

    a. Sericulture

    b. Horticulture

    c. Agriculture

    d. Aqua-culture

    8. Food of the caterpillar in case of silk moth is ( )

    a. Mulberry leaves

    b. Neem leaves

    c. Tulsi Leaves

    d. Pudina leaves

    9. Silk fibre obtained from silk moth is_________ ( )

    a. Carbohydrate

    b. Fat

    c. Protein

    d. Sugars

    10. Find from the following where Silk Industry began ( )

    a. India

    b. China

    c. Tibet

    d. Africa

    11. For how long do the caterpillars eat mulberry leaves? ( )

    a. 10 to 15 days

    b. 20 to 30 days

    c. 25 to 30 days

    d. 5 to 10 days

    12. Woollen clothes are made from

    a. Anim als

    b. Plants

    c. Insects

    d. Bacteria


    1. Name the device used for measuring Temperature. ( )

    a. Thermometer

    b. Ammeter

    c. Anemometer

    d. Ammeter

    2. The unit of measurement of Temperature is ( )

    a. Meter

    b. Kilogram

    c. Degree Celsius

    d. Second

    3. The normal temperature of Human body is ( )

    a. 40 C

    b. 37 C

    c. 42 C

    d. 35 4. The maximum and minimum temperatures of a day are measured with a ( )

    a. Celsius Thermometer

    b. Fahrenheit Thermometer

    c. Maximum-minimum thermometer

    d. kelvin Thermometer

    5. The liquid metal used in a Thermometer is ( )

    a. Mercury

    b. Silver

    c. Gold

    d. Copper

    6. What is the use of kink in a Thermometer? ( )

    a. It prevents mercury level from falling on its own

    b. It raises the mercury level

    c. It makes the Thermometer look beautiful

    d. It acts as a joint to the glass tube that is used for mercury and the scale

    7. The process by which heat flows from the hotter end to colder end of an object is called

    a. Conduction

    b. Convection

    c. Radiation

    d. Vaporisation

    8. The process by which transfer of heat takes place by the actual movement of particles from one part of

    the body to another part is

    a. Conduction

    b. Convection

    c. Radiation

    d. vaporization

    9. The transfer of heat which does not require any medium is called ( )

    a. Conduction

    b. Convection

    c. Radiation

    d. Vaporization

    10. The process by which heat comes from sun to the earth is ( )

    a. Conduction

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    b. Convection

    c. Radiation

    d. Vaporization

    11. In case of____________ the cool air moves from the land towards the sea ( )

    a. Land breeze

    b. sea breeze

    c. Ice breeze

    d. sand breeze

    Aci ds, Bases, and Salts

    1. Acids are

    a. Sour in tast e

    b. Sweet in taste

    c. salty in taste

    d. Bitter in taste

    2. Bases are

    a. Sour in taste

    b. Sweet in taste

    c. salty in taste

    d . B it ter in tas te

    3. The substances that are used to test whether a substance is acidic or basic is called

    a. Indicator

    b. Acid

    c. Base

    d. Salt

    4. Give the chemical name of Lime water ( )

    a. Cal ci um hydrox ide

    b. Magnesium hydroxide

    c. Ammonium hydroxide

    d. Sodium hydroxide

    5. Give the chemical name of Milk of magnesia

    a. Calcium hydroxide

    b . Magnes ium hyd roxide

    c. Ammonium hydroxide

    d. Sodium hydroxide

    6. Give the chemical name of Window cleaner

    a. Calcium hydroxide

    b. Magnesium hydroxide

    c . Am mo ni um h ydr ox ide

    d. Sodium hydroxide

    7. Litmus paper (purple colour) in distilled water when added to an acid changes to

    a. Red

    b. Blue

    c. Green

    d. Violet

    8. The solutions which do not change the colour of either red or blue litmus are known as

    a. Acid Solutions

    b. Base Solutions

    c . Neu tral So lu ti ons

    d. indicator9. Find the natural indicator from the following

    a. Ch ina Ro se

    b. Vinegar

    c. Phenolphthalein

    d. Methyl Orange

    10. Phenolphthale in gives ____________colour in acid medium ( )

    a. Pink

    b. Colourless

    c. Green

    d. Red

    11. The sting of an ant contains ___________.

    a. Hydrochloric acid

    b . Formic aci d

    c. sulphuric acid

    d. Ethanoic acid

    12. The effect of sting of an ant can be neutralised by rubbing with ( )

    a. Calcium carbonate

    b. Sodium Carbonate

    c. Sodium hydrogen carbonate

    d. Calcium chloride

    Physical and chemical changes

    1. A change in which a substance undergoes changes in its physical properties is called

    a. Chemical change

    b . physi cal change

    c. No change

    d. Biological change

    2. When carbon dioxide is passed through lime water , then lime water becomes

    a. milky

    b. shiney

    c. silvery

    d. Golden yellow

    3. Brown colour of the apple after cutting is

    a. physical change

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    b . chemical change

    c. no change

    d. biological change

    4. Ozone layer protects us from harmful

    a. Ult ravio le t radiat ion

    b. Infrared Radiation

    c. Visible Radiation

    d. Heat radiation

    5. The process of depositing a layer of one metal over another metal surface to protect it from rusting is


    a. G al van isat ion

    b. Crystallisation

    c. amalgamating

    d. Neutralisation

    6. For protecting iron pipes from corrosion, they are coated with

    a. Zinc

    b. Copper

    c. Aluminium

    d. Silver

    7. Metal that is made by mixing iron with carbon, nickel and manganese is called

    a. Stainl ess s teel

    b. German silver

    c. Nichrome

    d. Eureka

    8. The process of obtaining Salt by the evaporation of sea water is called

    a. Crys tal li sat ion

    b. Neutralisation

    c. Galvanisation

    d. Amalgamation

    9. Blue colour of the copper sulphate solution changes to Green colour when an iron nail is dropped into

    it due to the formation of ( )

    a. Ir on s ul ph at e

    b. copper chloride

    c. Copper iron sulphate

    d. Iron chloride

    10. When Magnesium ribbon is burnt in oxygen, the product obtained is ( )

    a. Magnesium chloride

    b. Magnesium sulphate

    c . Mag nes ium ox ide

    d. Iron chloride

    11. Magnesium hydroxide, obtained when Magnesium oxide is dissolved in water, is

    a. a Base

    b. An acid

    c. an indicator

    d. a dissolving agent

    12. When Magnesium ribbon is burnt in candle flame it burns with

    a. brilliant red light

    b. Brilliant yellow light

    c . B ri ll ian t white l ightd. Brilliant Green light

    Weather, Climate and Adaptation Of Animals to Climate

    1. The Department which prepares weather report is

    a. Telecom Department

    b. Electrical Department

    c. Meteoro log ical Depar tment

    d. Civil Department

    2. The amount of humidity in the atmosphere is a measure of ___________in air

    a. Heat

    b. Temperature

    c. Chemicals

    d. Moisture

    3. The instrument used to measure rainfall is called

    a. Barometer

    b . Rain Gauge

    c. Thermometer

    d. maximum-minimum thermometer

    4. The temperature, humidity, rainfall wind speed etc., are called the _________of weather.

    a. El ement s

    b. Compounds

    c. Indicators

    d. Chemicals

    5. The maximum and minimum temperatures of a day are recorded by using

    a. Celsius Thermometer

    b. Fahrenheit Thermometer

    c. Maximum-min imum Thermometer

    d. Hydrogen Thermometer

    6. At what time do you feel comparatively comfortable in a day during summer seasons?

    a. Ear ly in the morning

    b. in the afternoon

    c. In the evening

    d. At mid night

    7. All changes taking place in the atmosphere are caused by the ________

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    a. Moon

    b. Sun

    c. Earth

    d. Stars

    8. The average weather pattern taken over a long time is called the ___________

    a. Cl imate o f the p lace

    b. Temperature of the place

    c. Humidity of the place

    d. rainfall of the place

    9. The places where the sun does not rise for six months and does not set for the other six months are

    a. Po lar r eg ions

    b. Equator Regions

    c. Northern regions

    d. Southern Regions

    10. The temperature in Polar Regions in winter will be as low as

    a. -40C

    b. 34 C

    c. 45 C

    d. -37 C

    11. .Find the animal living in polar regions from the following

    a. Monkey

    b. Donkey

    c. Polar bear

    d. Gorilla

    12. How does the polar bear keep itself warm in cold weather

    a. I t has two th ick layers o f fu r

    b. It has a coat of wool

    c. It covers its body with a woollen coat

    d. It sits by the side of the fire

    13. The tropical climate is such that

    a. Duration of days and nights are almost equal

    b. Duration of day is more than that of night

    c. Duration of day is less than that of the night

    d. Duration of day and night both is less

    14. Which option best describes a tropical region?

    a. Hot and humid

    b. Moderate temperature, heavy rainfal l

    c. cold and humid

    d. hot and dry

    15. A carnivore with stripes on its body moves very fast while catching its prey. It is likely to be found


    a. Polar regions

    b. Deserts

    c. Oceans

    d. t rop ical ra in forests

    Winds, Storms and Cyclones

    1. The wind speed during the second cyclone that hit Orissa during the year 1999 on

    29 th October was

    a. 260km/hr b. 200km/hr

    c. 150km/hr

    d. 100km/hr

    2. The change in shape of a hot tin can when pored with cold water on it is due to the

    a. pressure inside the can is less than that outside

    b. pressure inside the can is more than that outside

    c. pressure outside the can is same as that inside

    d. Pressure inside the can is equal to the atmospheric pressure

    3. The paper ball kept near the mouth of a plastic bottle will be pushed out because

    a. the air pressure inside the bottle is same as that at the mouth

    b. the air pressure inside the bottle is more than that at the mouth

    c. the air pressure inside the bottle is less than that at the mouth

    d. the pressure inside and outside the bottle same.

    4. Increased wind speed is accompanied by

    a. no change in temperature

    b . Reduced pressu re

    c. increased pressure

    d. No change in pressure

    5. Air moves faster between two places when the pressure difference between the place is

    a. less

    b. zero

    c. More

    d. equal to the atmospheric pressure

    e. Warm air is ___________than cold air

    f. Heavier

    g. lighter

    h. no difference in weight

    i. very much lighter

    6. The centre of a cyclone is a calm area and is called the _________of the storm.

    a. eye

    b. Focus

    c. Centre

    d. Radius

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    7. A cyclone is called a________in the American Continent.

    a. Hurricane

    b. Typhoon

    c. Tornado

    d. Thunderstorm

    8. A cyclone is called a____________in Philippines and Japan.

    a. Hurricane

    b. Typhoon

    c. Tornado

    d. Thunderstorm

    9. A dark funnel shaped cloud that reaches from the sky to the ground is called a

    a. Hurricane

    b. Typhoon

    c. Tornado

    d. Thunderstorm

    10. A violent tornado travel at a speed of about

    a. 100 km/hr

    b. 200km/hr

    c. 300km/hr

    d. 50km/hr

    11. The instrument that measures the wind speed in a cyclone is

    a. A nem om et er

    b. Barometer

    c. Thermometer

    d. Ammeter

    12. Which one of the following places is unlikely to be affected by a cyclone

    a. Chennai

    b. Mangalore

    c. Amritsar

    d. Puri

    13. ____________helps us announce a cyclone alert

    a. Satellit e

    b. Stars

    c. Sun

    d. moon


    1. The rotting dead matter in the soil is called_________.

    a. Humus

    b. Salt

    c. Sugar

    d. Protein

    2. Breaking down of rocks by the action of wind and climate is called ____

    a. Weat her ing

    b. Soil vegetation

    c. Cultivating

    d. Percolation

    3. The water holding capacity is the highest in

    a. S...


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