CBSE Class 4 Science Sample Paper Set F

Part-1

1. Fill in the blanks : 

a. The developing embryo obtains food from____________________.

b. Plants make food using energy from __________________________________________.

c. Fungi obtain food from ____________ and ________________ plants and animals.

d. _______________________________ are animals that eat both plants and animals.

e. Animals that spend most of their time on trees are called _______________ animals.

f. Dolphins breathe with the help of ___________________________________.

g. _________________________________ is an endangered animal.

h. _________________________________ is a mammal that lays eggs.

i. Environment day is celebrated on _______________________________.

j. A female frog lays egg-clusters that is known as _________________________ and young one of a frog is called__________________.

2. Choose the correct option from the given answers and tick mark (√ ) it : 

a. Which of the following is an aquatic animal:

1. Camel 2. Turtle 3. Frog

b. Which of the following animals is a parasite:

1. Eagle 2. Vulture 3. Tapeworm

c. Presence of starch is shown if a bleached leaf turns __________ on adding iodine solution.

1. Green 2. Red 3. Blue Black

d. Which of the following gives birth to their young ones:

1. Frog 2. Lion 3. Snakes

e. The complete change in the form of an organism from the young stage to the adult stage is called:

1. Moulting 2. Life Span 3. Metamorphosis

3. Write the names in the blanks: (1x5=5)

a. Two insectivorous plants: _________, _______

b. Two fungi : ____________, _________

c. Two animals that show camouflage _______, _______

d. Two plants in which extra food is stored in leaves: _____

e. Write names of two stages in the life cycle of a housefly:

_______, _________

4. Answer the following question in 1-2 sentences: (2x5=10)

a. What are amphibians?

b. What is chlorophyll?

c. What are stomata?

d. What is moulting?

e. What is incubation?

Note: (Answer all the questions on the answer sheets.)

Part B

1. Give differences between : (2x2=4)

1. Afforestation and Deforestation

2. Scavengers and Parasites

2. Give answers in 3-4 lines : (3x6=18)

1. What is reproduction? What are the ways in which animals reproduce?

2. Write three main features of terrestrial animals.

3. How do snails and tortoises protect themselves?

4. What are the functions of a leaf?

5. Write three causes of air pollution.

6. Write three harmful effects of land pollution.

3. Write the answers to following questions in 5-6 lines : (4x2=8)

1. Write any four ways in which we can protect the environment.

2. Write the adaptations present in the polar bear. Where do polar bears live?

4. Draw the diagram of a leaf and label it’s parts. (4x1=4)

(OR)

Draw the diagram of the inside of a hen’s egg and label it’s parts.

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