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GRADE 3 SCIENCE WORKSHEET

First Term - Period 1 Assessment

2026

1. Place each item below in its correct group

Chicken - Rabbit - Shark - Cow - Human - Hawk - Deer - Bear - Lion

1	Earth is the only planet that has water and a gas called ______.
	A) nitrogen	✔ B) oxygen	C) helium
2	When we breathe in, we take in ______ from the air.
	✔ A) oxygen	B) carbon dioxide	C) water
3	Oxygen helps ______ the food that is inside our bodies.
	A) cook	B) freeze	✔ C) burn
4	Food gives our bodies ______ to move and work.
	A) water	✔ B) energy	C) sleep
5	The taking in of oxygen inside the body is called ______.
	A) digestion	✔ B) breathing	C) growing
6	Fish breathe through their ______.
	A) lungs	B) skin	✔ C) gills

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7	Animals living on land breathe by taking air into their ______.
	A) gills	✔ B) lungs	C) stomach
8	Three-fourths of our bodies are made up of ______.
	✔ A) water	B) blood	C) bones
9	Green plants make their own food in the ______.
	A) moonlight	✔ B) sunlight	C) darkness
10	Animals that eat only plants are called ______.
	A) carnivores	✔ B) herbivores	C) omnivores
11	Which of the following is an herbivore?
	A) Tiger	B) Lion	✔ C) Sheep
12	Animals that eat the meat of other animals are called ______.
	✔ A) carnivores	B) herbivores	C) omnivores
13	Living beings that eat both plants and animals are called ______.
	A) herbivores	B) carnivores	✔ C) omnivores
14	Crows and hens are classified as ______.
	A) carnivores	✔ B) omnivores	C) herbivores
15	Food taken into the body is broken down into ______.
	✔ A) simple particles	B) hard pieces	C) sunlight

1. Earth has many kinds of living things on it.	True
2. Animals can make their own food in sunlight.	False

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3. Energy helps living things move and work.	True
4. Fish absorb oxygen that is in the air using their lungs.	False
5. Three-fourths of our bodies are made up of water.	True
6. Green plants cannot make their own food.	False
7. Cows and horses are herbivores.	True
8. Tigers and lions eat the meat of other animals.	True
9. Dogs and cats are examples of carnivores.	True
10. Human beings eat only meat.	False
11. Omnivores eat both plants and animals.	True
12. All food taken into the body is used immediately and none is stored.	False
13. Food helps our bodies grow and stay healthy.	True
14. Rabbits and mice eat plants.	True
15. Living things release carbon dioxide (CO2) when they breathe out.	True

Column (A)		Column (B)
1. Herbivores	5	A) Only planet with water and oxygen
2. Carnivores	1	B) Animals that eat plants
3. Omnivores	4	C) Taking in oxygen inside the body
4. Breathing	3	D) Animals that eat both plants and meat
5. Earth	2	E) Animals that eat meat

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Lungs - gills

1. Fish breathe underwater through their ___.

gills

light - Dark

2. Green plants need ___ to make their food.

light

Herbivore - carnivore

3. Animals that eat only meat are called ___.

carnivore

water - gas

4. Three-fourths of our bodies are made up of ___.

water

energy - air

5. Food gives our bodies ___ to grow and stay healthy.

energy