Question bank

Chapter-1   The plant world
Q-1 True or False
1. Leaves have a green substance called glucose.
2. Air enters leaves through stomata.
3. Plants take in oxygen and give out carbon dioxide during respiration.
4. Iodine solution gives brown colour in the presence of starch.
5. Animals depend on plants for carbon dioxide.
Q-2 Short Type Questions
1. What do you mean by the term ‘photosynthesis’ ?
2. In what form is extra food stored in plants ?
3. What will you find on the underside of a leaf if you put it under a microscope ?
4. How do stomata help a plant ?
5. What do green leaves need in order to make food ?
6.What is the role of veins in the leaf ?
Q-3 Long Type Questions
1. Name the various parts of a leaf and mention their functions.
2. Prove through an experiment that sunlight is necessary for photosynthesis.
3. Describe the process of photosynthesis in plants.
4. What is the role of plants in maintaining a balance in Nature ?
5. Explain how plants and animals depend on each other for food.
Multiple Choice Questions
Q-1 True or False

(i)

1. Leaves have a green substance called glucose.

(ii)

2. Air enters leaves through stomata.

(iii)

3. Plants take in oxygen and give out carbon dioxide during respiration.

(iv)

4. Iodine solution gives brown colour in the presence of starch.

(v)

5. Animals depend on plants for carbon dioxide.
Q-2 Short Type Questions

(i)

1. What do you mean by the term ‘photosynthesis’ ?

(ii)

2. In what form is extra food stored in plants ?

(iii)

3. What will you find on the underside of a leaf if you put it under a microscope ?

(iv)

4. How do stomata help a plant ?

(v)

5. What do green leaves need in order to make food ?

(vi)

6.What is the role of veins in the leaf ?
Q-3 Long Type Questions

(i)

1. Name the various parts of a leaf and mention their functions.

(ii)

2. Prove through an experiment that sunlight is necessary for photosynthesis.

(iii)

3. Describe the process of photosynthesis in plants.

(iv)

4. What is the role of plants in maintaining a balance in Nature ?

(v)

5. Explain how plants and animals depend on each other for food.
Q-4 A flat part of the leaf called the _____________.

(i)

leaf blade

(ii)

midrib

(iii)

veins

(iv)

lamina
Q-5 The gas given out by plants during photosynthesis is____________.

(i)

carbon dioxide

(ii)

oxygen

(iii)

hydrogen

(iv)

nitrogen
Q-6 In the presence of sunlight, green leaves change carbon dioxide and water into_____________.

(i)

glucose

(ii)

chlorophyll

(iii)

stomata

(iv)

protein
Chapter-2   Adaptations in plants
Q-1 True Or False
1.The leaves of the touch-me-not plant release poison when touched.
2.The plants that grow on land are called aquatic plants.
3.In cactus plants, flowers are modified into spines.
4. A coconut tree has a flexible trunk and large fronds which help it to bear strong winds.
5. Plants in hilly areas are cone-shaped.
Q-2 Short Type Questions
1. What is meant by adaptation ?
2. Name various terrestrial plants. Describe one feature of each plant.
3. What are aquatic plants ? Give some examples.
4. Why is it difficult for plants other than mangroves to grow in marshy areas ?
5. Name the plants which grow in mountains. Why are they cone-shaped ?
Q-3 Long Type Questions
1. How do plants in hills adapt in order to live in cold conditions ?
2. How does a cactus survive in deserts ?
3. What are the features of fixed plants that help them to live in water ?
4. Explain how a venus flytrap traps an insect.
5. Give some uses of the plants of the grass family.
Multiple Choice Questions
Q-1 True Or False

(i)

1.The leaves of the touch-me-not plant release poison when touched.

(ii)

2.The plants that grow on land are called aquatic plants.

(iii)

3.In cactus plants, flowers are modified into spines.

(iv)

4. A coconut tree has a flexible trunk and large fronds which help it to bear strong winds.

(v)

5. Plants in hilly areas are cone-shaped.
Q-2 Short Type Questions

(i)

1. What is meant by adaptation ?

(ii)

2. Name various terrestrial plants. Describe one feature of each plant.

(iii)

3. What are aquatic plants ? Give some examples.

(iv)

4. Why is it difficult for plants other than mangroves to grow in marshy areas ?

(v)

5. Name the plants which grow in mountains. Why are they cone-shaped ?
Q-3 Long Type Questions

(i)

1. How do plants in hills adapt in order to live in cold conditions ?

(ii)

2. How does a cactus survive in deserts ?

(iii)

3. What are the features of fixed plants that help them to live in water ?

(iv)

4. Explain how a venus flytrap traps an insect.

(v)

5. Give some uses of the plants of the grass family.
Q-4 Plants in the plains shed their leaves in_____________.

(i)

summer

(ii)

winter

(iii)

Autumn

(iv)

rainy season
Q-5 A cactus plant makes food in its____________.

(i)

stem

(ii)

leaves

(iii)

flowers

(iv)

root
Q-6 Mangroves grow in___________.

(i)

deserts

(ii)

marshy areas

(iii)

sandy areas

(iv)

hills
Q-7 The duckweed is a/an____________.

(i)

floating plant

(ii)

underwater plant

(iii)

land plant

(iv)

sandy areas
Chapter-3   Adaptations in animals
Q-1 match the following
Q-2 Short Type Questions
1. What is the meaning of the term ‘hibernation’ ?
2. How have herbivores adapted themselves to eat their food ?
3. Explain how carnivores have adapted themselves to eat their food.
4. How do deer and snails protect themselves ?
5. How does a chameleon protect itself ?
6. What is the meaning of the term ‘migration’ ?
7. What are extinct and endangered animals ?
8. What have been set up to protect the endangered animals ?
Q-3 Long Type Questions
1. Explain the adaptive features of aquatic, aerial and arboreal animals.
2. Discuss the adaptation of animals living in polar regions which help them to survive in such climate.
3. Discuss the adaptations in various animals based on the type of food they eat.
4. Discuss the adaptations of various animals which help them to stay protected from their enemies.
Multiple Choice Questions
Q-1 match the following
Q-2 This animal is called the ship of the desert.

(i)

camel

(ii)

polar bear

(iii)

lion

(iv)

duck
Q-3 Terrestrial animals live here.

(i)

on land

(ii)

on land and in water

(iii)

in water

(iv)

in air
Q-4 These help a fish to breathe in water.

(i)

lungs

(ii)

flippers

(iii)

gills

(iv)

fins
Q-5 These help a deer to run away from its enemies.

(i)

strong legs

(ii)

a hooked beak

(iii)

a trunk

(iv)

strong teeth
Q-6 One of the following is an endangered animal.

(i)

crow

(ii)

cow

(iii)

sea turtle

(iv)

mosquito
Chapter-4   Creepy-crawlies
Q-1 one word answer
1. Two insects that live in nests.
2. Two creepy-crawlies that help the gardener.
3. Two insects that can be seen at night.
4. An insect that flies like a helicopter.
5. An eight-legged creature that spins a web.
Q-2 Short Type Questions
1. What is the difference between a housefly and a spider ?
2. What are fireflies ? How can they light up at night ?
3. What is a centipede ? What does it eat ?
4. What is a worm’s body divided into ?
Q-3 Long Type Questions
1. What are social insects ? Write two lines for each of them.
2. Which creepy-crawlies suck blood ?
3. What can be done to keep insects away ?
4. How does a snail protect itself ?
5. What does a snail eat and how does it slide ?
Multiple Choice Questions
Q-1 It is used by an insect for feeling and tasting.

(i)

antenna

(ii)

abdomen

(iii)

thorax

(iv)

head
Q-2 Which of these makes a chirrup sound ?

(i)

cricket

(ii)

bee

(iii)

wasp

(iv)

beetle
Q-3 An insect’s body is divided into ......................... parts.

(i)

three

(ii)

six

(iii)

two

(iv)

Eight
Q-4 Which of these is an arachnid ?

(i)

cockroach

(ii)

spider

(iii)

wasp

(iv)

bee
Q-5 Which of these is a social insect ?

(i)

centipede

(ii)

ant

(iii)

beetle

(iv)

cricket
Chapter-5   Reproduction in Animals
Q-1 one word answer
1. Large clusters in which frogs lay eggs.
2. Shedding of old skin by a pupa.
3. The process of development in which a young one does not resemble the adult animal at all.
4. A thin protective shell of an egg.
5. Animals that give birth to their young ones.
Q-2 Long Type Questions
1. How do mammals take care of their babies ? Explain.
2. Explain the different stags of development of a hen.
3. Describe the life cycle of a frog.
4. Differentiate between a larva and a nymph.
Q-3 True Or False
1. Mammals reproduce by laying eggs.
2. A tadpole has a tail and looks like a fish.
3. The baby of a cockroach is called a caterpillar.
4. Lizards lay eggs on the ground.
5. Pupa sheds its skin few times.
Q-4 Short Type Questions
1. What is reproduction ?
2. What is metamorphosis ?
3. How is a tadpole different from an adult frog ?
4. Name the various stages in the life cycle of a cockroach.
5. Where do lizards and snakes lay their eggs ?
6. What is incubation ?
Multiple Choice Questions
Q-1 This is a the process by which animals produce their young ones.

(i)

photosynthesis

(ii)

reproduction

(iii)

moulting
Q-2 Which of these does not lay eggs ?

(i)

snake

(ii)

crocodile

(iii)

bear
Q-3 The white jelly-like substance inside the egg shell is called.

(i)

egg yolk

(ii)

albumen

(iii)

egg shell
Q-4 One of the following gives birth to many babies at a time.

(i)

cow

(ii)

dog

(iii)

human being
Q-5 A baby frog is called a.

(i)

tadpole

(ii)

nymph

(iii)

larva
Q-6 The larva of a butterfly is called a.

(i)

nymph

(ii)

caterpillar

(iii)

pupa
Chapter-6   Food and its preservation
Q-1 Short Type Questions
1. What is the importance of food in our life?
2. Why should we drink sufficient amount of water every day ?
3. What do carbohydrates and fats provide the body ?
4. Why does the body need proteins?
5. Why should we eat different kinds of food ? Give two reasons.
6. Define the following. (a) Nutrient (b) Balanced diet (c) Roughage (d) Food Preservation
7. What is the importance of roughage ?
Q-2 True Or False
1. Cereals are rich in fats.
2. Adults need more proteins than young children.
3. Calcium helps to build bones and teeth.
4. Freshly prepared food is safe and clean.
Q-3 Long Type Questions
1. Explain different methods of food preservation.
2. Name the different components of food. Explain any three of these.
3. What is a balanced diet ? Make a food pyramid showing the different groups of food.
4. Write a short note on proper cooking practices.
Multiple Choice Questions
Q-1 Potatoes are rich in.

(i)

carbohydrates

(ii)

proteins

(iii)

fats
Q-2 Pickles can be preserved by.

(i)

canning and bottling

(ii)

boiling

(iii)

heating
Q-3 Vitamin C is easily destroyed by.

(i)

sundrying

(ii)

cooling

(iii)

freezing
Chapter-7   Our teeth
Q-1 Short Type Questions
1. Differentiate between milk teeth and temporary teeth.
2. Name the types of teeth.
3. Name some foods that keep teeth healthy.
4. What are wisdom teeth ?
Q-2 Long Type Questions
1. Draw the structure of a tooth and label its parts.
2. Write a few simple rules of dental care.
3. Explain the different types of teeth.
Multiple Choice Questions
Q-1 Teeth help.

(i)

chew food

(ii)

breathe

(iii)

taste food
Q-2 The maximum number of teeth in an adult person is.

(i)

28

(ii)

32

(iii)

30
Q-3 The first set of teeth is called.

(i)

milk teeth

(ii)

permanent teeth

(iii)

strong teeth
Q-4 The part of the tooth which is seen is called the.

(i)

cementum

(ii)

crown

(iii)

enamel
Chapter-8   How our body works
Q-1 match the following
Q-2 True Or False
1. All the organs of the body perform the same function.
2. Stomach is a part of digestive system.
3. The stomach juices begin to digest the fats in our food.
4. The digestion of food gets completed in the large intestine.
5. We should not eat snacks between meals.
6. The air that we breathe out is warm.
Q-3 Short Type Questions
1. What are external and internal organs ?
2. What is an organ system ?
3. Where does digestion start ?
4. What is the function of the stomach ?
5. Write any five tips that help our digestive system to work well.
6.What is the function of the large intestine ?
7. What are the parts of the respiratory system ?
8. Explain how oxygen reaches all parts of the body.
9. What is excretion ?
10. What is the role of the urinary bladder ?
Q-4 True Or False
1. All the organs of the body perform the same function.
2. Stomach is a part of digestive system.
3. The stomach juices begin to digest the fats in our food.
4. The digestion of food gets completed in the large intestine.
5. We should not eat snacks between meals.
6. The air that we breathe out is warm.
Q-5 Short Type Questions
1. What are external and internal organs ?
2. What is an organ system ?
3. Where does digestion start ?
4. What is the function of the stomach ?
5. Write any five tips that help our digestive system to work well.
6.What is the function of the large intestine ?
7. What are the parts of the respiratory system ?
8. Explain how oxygen reaches all parts of the body.
9. What is excretion ?
10. What is the role of the urinary bladder ?
Q-6 Long Type Questions
1. Explain the process of digestion in our body.
2. What is the respiratory system ? Explain the process of respiration with the help of a well- labelled diagram.
3. Explain the working of the excretory system in our body with the help of a well-labelled diagram.
Multiple Choice Questions
Q-1 Saliva contains.

(i)

vitamin

(ii)

fat

(iii)

an enzyme

(iv)

starch
Q-2 Bile is made in.

(i)

the liver

(ii)

the stomach

(iii)

large intestine

(iv)

small intestine
Q-3 Fats are digested in.

(i)

the stomach

(ii)

small intestine

(iii)

large intestine

(iv)

mouth
Q-4 The blood carries this back to the lungs.

(i)

oxygen

(ii)

nitrogen

(iii)

carbon dioxide

(iv)

none of these
Q-5 Proteins are digested in the.

(i)

liver

(ii)

stomach

(iii)

mouth

(iv)

large intestine
Q-6 Digested foods are absorbed in.

(i)

the stomach

(ii)

small intestine

(iii)

the food pipe

(iv)

large intestine
Q-7 The food pipe connects the mouth to.

(i)

the liver

(ii)

the stomach

(iii)

small intestine

(iv)

anus
Q-8 Which of these is an internal organ ?

(i)

eyes

(ii)

lungs

(iii)

ears

(iv)

nose
Chapter-9   States of matter
Q-1 one word answer
1. Process of changing a liquid into a gas
2. Solid that gets dissolved in a liquid
3. Process of changing a solid directly into a gas
4. A state of matter that can take the shape of a container
5. Process used for separating an insoluble substance from its solvent
Q-2 Short Type Questions
1. What are the three states of matter ?
2. Which state of matter has a definite shape and volume ?
3. Why do gases not have a definite shape ?
4. Does petrol have a definite shape ?
5. What happen when wax is heated ?
6. Define solute and solvent.
Q-3 Long Type Questions
1. Differentiate between solids, liquids and gases.
2. Explain the change of states of matter of water.
Multiple Choice Questions
Q-1 Anything that occupies space and has mass is called.

(i)

matter

(ii)

electricity

(iii)

light

(iv)

sound
Q-2 The particles of a solid.

(i)

cannot move around

(ii)

are loosely packed

(iii)

can flow easily

(iv)

move around freely
Q-3 Which of these solids can directly change into gas ?

(i)

camphor

(ii)

salt

(iii)

sugar

(iv)

stone
Q-4 The liquid in which the solute is dissolved is called a.

(i)

solvent

(ii)

solution

(iii)

solute

(iv)

none of these
Chapter-10   Force, work and energy
Q-1 one word answer
1. energy required to run a radio-set
2. energy needed to cook food
3. energy generated from moving air
4. energy required to see things around us
5. energy obtained from the innermost part of the Earth
Q-2 Short Type Questions
1. What is force ?
2. Name the different types of force.
3. What are the effects of force ?
4. Which form of energy is used by plants for making their food ?
5. What are the uses of wind energy ?
6. Name some devices that work on electricity.
Q-3 Long Type Questions
3. What is energy ? Write the different forms of energy.
4. Write a short note on solar energy.
1. What do you understand by gravitational force ?
2. What is work ? Explain with an example.
Multiple Choice Questions
Q-1 When does an object move ?

(i)

only when we push it

(ii)

only when we pull it

(iii)

when we push or pull it

(iv)

when we do not apply any force on it
Q-2 When is work said to be done ?

(i)

when force is applied on an object

(ii)

when force is applied and the object moves

(iii)

when an object does not move

(iv)

when an object stops moving
Q-3 What is used when force is applied ?

(i)

heat

(ii)

energy

(iii)

friction, energy
Q-4 What are push and pull ?

(i)

forces

(ii)

forms of energy

(iii)

forms of electricity

(iv)

forms of machines
Q-5 In which of the following events is work not done ?

(i)

when a ball moves a short distance

(ii)

when a ball does not move

(iii)

when a ball falls from a height

(iv)

when a ball is rolling
Chapter-11   Simple Machines
Q-1 Short Type Questions
1. What is the difference between a complex and a simple machine ?
2. How do simple machines make our work easy ? Give two examples of such situations.
3. How do the following help make our work easier ? (a) pulley (b) Screw (c) Inclined plane
4. Explain a wedge and give its uses.
Q-2 Long Type Questions
1. Discuss any three types of simple machines in detail.
2. Explain the structure of a pulley and its uses.
3. Describe an activity to explain that a screw is actually a rolled inclined plane.
Multiple Choice Questions
Q-1 The head of an axe is a.

(i)

wedge

(ii)

pulley

(iii)

screw
Q-2 A ramp to carry heavy boxes is an.

(i)

inclined plane

(ii)

pulley

(iii)

wedge

(iv)

screw
Q-3 Nut-bolt in the hinge of a door is an example of.

(i)

pulley

(ii)

wheel

(iii)

screw

(iv)

wedge
Chapter-12   Air, water and weather
Q-1 True Or False
1. Weather remains the same all through the year.
2. Air contains only water vapour.
3. All snowflakes have six sides but look different from one another.
4. During the day, water gets heated faster than land.
5. Fog is seen in the afternoon during winter.
Q-2 Short Type Questions
1. What is a land breeze ?
2. What is evaporation ?
3. What is a sea breeze ?
4. What is condensation ?
5. What are clouds made of ?
6. When is dew formed ?
7. Name some methods to purify water.
Q-3 one word answer
3. the process of water changing to water vapour.
2. storms which occur along with thunder and lightning.
1. gently blowing wind.
4. the process of water vapour changing to water.
5. in Nature, the repeated change of water to water vapour and then back to water
Q-4 Long Type Questions
1. Explain the role of the sun in changing the weather.
2. Explain land breeze and sea breeze.
3. Differentiate between evaporation and condensation.
4. What is the water cycle and why is it called so ?
5. Explain the process of sedimentation and decantation.
Multiple Choice Questions
Q-1 A gentle wind is called.

(i)

breeze

(ii)

gale

(iii)

storm

(iv)

hurricane
Q-2 When water is heated, it turns into.

(i)

water vapour

(ii)

smoke

(iii)

snow

(iv)

ice
Q-3 The process of changing water vapour into water is known as.

(i)

evaporation

(ii)

condensation

(iii)

freezing

(iv)

heating
Q-4 Water vapour from the oceans rises and forms.

(i)

clouds

(ii)

fog

(iii)

ice

(iv)

smoke
Q-5 Water vapour in the air can give rise to.

(i)

rain and snow

(ii)

only rain

(iii)

rain and wind

(iv)

smoke and fog
Q-6 A process which is not a method of water purification.

(i)

decantation

(ii)

condensation

(iii)

filtration

(iv)

boiling
Chapter-13   Our solar system
Q-1 Fill in the Blanks
1. The ........................ is made up of the Sun and all the objects that move around it.
2. The path on which a planet moves around the Sun is called an ..................... .
3.The ........................ of th Earth is formed by hot molten metals.
4.The ........................ of the Earth causes day and night.
5.The Earth takes ........................ days to go around the Sun.
Q-2 match the following
Q-3 Short Type Questions
1. What is the different between a planet and a star ?
2. What is the solar system ? Make the planets in the solar system starting with the one closest to the Sun.
3. Distinguish between the inner planets and the outer planets.
4. Describe the structure of the Earth.
5. How are days and nights formed ?
6. How are seasons formed ?
Multiple Choice Questions
Q-1 Our solar system has .................... planets.

(i)

eight

(ii)

six

(iii)

nine

(iv)

twelve
Q-2 The biggest planet in the solar system.

(i)

Jupiter

(ii)

Saturn

(iii)

Uranus

(iv)

Earth
Q-3 The innermost layer of the Earth is called.

(i)

crust

(ii)

core

(iii)

rock

(iv)

mantle
Q-4 Seasons are caused due to the.

(i)

rotation of the Earth

(ii)

revolution of the Earth

(iii)

Solar system

(iv)

Moon
Q-5 A group of stars that forms a shape or pattern in the sky is known as a.

(i)

constellation

(ii)

planet

(iii)

moon

(iv)

solar system
Chapter-14   Taking care of the planet earth
Q-1 True Or False
1. It is important to plant trees to reduce noise pollution from our surroundings.
2. Oxygen is a life-supporting gas.
3. Recycling paper can be harmful for trees.
4. Throwing waste into water has no effect on water bodies.
Q-2 Short Type Questions
1. How can we reduce waste ?
2. Suggest a few ways in which we can make our planet Earth clean and green ?
3. What will happen if we cut trees ? Why is planting trees is useful for the Earth ?
4. What steps should we take to reduce the dirtying of air, water and land ?
5. Describe the three R’s.
Multiple Choice Questions
Q-1 Breathing dirty air can cause.

(i)

Dengue

(ii)

Asthma

(iii)

Diarrhoea

(iv)

None of these
Q-2 One of the following substances is biodegradable.

(i)

plastic

(ii)

wood

(iii)

rubber

(iv)

glass
Q-3 One of these should be used for saving the earth.

(i)

planting trees

(ii)

using jute bags

(iii)

recycling

(iv)

all of these