CBSE Class 3 Science Worksheet B

2. How does a frog catch insects?

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3. What do birds do to hatch their eggs?

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V. Look at the picture and answer the following questions.

1. Identify the bird.
2. What type of beak does it have?
3. How is the beak useful to it?

VI. Give reasons.
1. Every food chain begins with a plant.
2. Birds living in cold places migrate to warmer places in winter.

VII. Differentiate the following.
1. Flight feathers and Body feathers.

Flight feathers	Body feathers

2. Carnivores and Omnivores

Carnivores	Omnivores

New Words
1. Water vapour. 2. Seasons.
3. Drought. 4. Water cycle.
5. Slanting. 6. Storms
7. Weather. 8. Breeze.
9. Foods.

Questions answers.

Q1. Name three different states of water?
Ans. Following are the three different states of water-:
a. Ice( solid)
b. Water( liquid)
c. Water vapour (gas)

Q.2 How do floods affect our life?
Ans. Floods damage crops, buildings and roads. It’s also harm living things.

Q.3 How clouds are formed?
Ans. When water vapours present in the atmosphere come in contact with cold air they cools down to form tiny drops of water, these tiny drops cling or combine together to form clouds.

Q.4 Name the factors which affect weather.
Ans. The sun, the wind, the clouds and the rain are the factors which affect weather.

Q. 1 Fill in the blanks :

a) Both ______ and _______ are living things.

b) Most _______ are fixed to the ground.

c) Non- green plants get their food from _______ and _______.

d) Plants breathe through _______.

e) Most plants produce________.

f) _______ moves from one place to another in search of _______.

g) _______ is the largest living animal.

h) Animals lays _______ or give birth to their _______.

i) A baby plant grow from a _______.

j) The ______ plant eat insects.

Q.2 Read the sentence and unscramble the words given below:

1. Elephant eat _________(SGURACAEN)

2. Buffaloes eat_________ (GASRS)

3. A monkey eat ________(MNAOG)

4. Lion eat ______( AMINALS)

5. ______ makes their own food.( PANLST)

Q.1 Fill in the blanks:

1. _______ is a beautiful place to live.

2. The actions of the ______, the ______ and the ______ broke up the rocks to make soil.

3. _______ is a rice crop.

4. Soil contains humus , ______,______ and stone.

5. ______ soil is mostly found in the desert and near sea shore.

6. ______ soil is sticky and mostly used for making pots and toys.

7. ______soil is a mixture of sand and clay.

8. ______ soil is the best soil for plants.

9. ______ contains cow dung and decaying leaves.

10. The parts of dead plants and insects floats on the top of soil is called______.

Q.2 Draw the given diagram in your notebooks , label them and also answer the related questions.

a. It is used to makes the soil fertile. ______
b. It is present is sandy soil. ______
c. It is present in clayey soil ______
d. It is present in loam soil. ______

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