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Science Year 4 Animals

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

What is the breathing organ of animal in the picture?

a)

Gills

b)

Lungs

c)

Moist skin

d)

Spiracle

2.

Which animal has same breathing organ with animal in the picture

a)
b)
c)
d)
3.

Why grasshopper can stay alive after it head is put into water?

a)

because it has power

b)

because it can breathe through lungs

c)

because it can breathe through moist skin

d)

because spiracle is located at the abdomen

4.

Newt has two organ breathing which are ............... and ..............

a)

lungs and gills

b)

spiracle and moist skin

c)

lungs and moist skin

d)

lungs and spiracle

5.

What is the breathing organ of animal in the picture?

a)

Gills

b)

Lungs

c)

Spiracle

d)

Moist skin

6.

Which is the breathing organ of animal shown in the picture?

a)

Lungs

b)

Moist Skin

c)

Spiracle

d)

Gills

7.

Some organisms exchange gases through the sides of their body through tiny holes called _______.

a)

spiracles

b)

diffusion

c)

lungs

d)

oxygen

8.

Fish have organs called _______ that enable oxygen to diffuse into their bodies and carbon dioxide to diffuse out.

a)

tracheal tubes

b)

spiracles

c)

gills

d)

lungs

9.

Which animal breathe through lungs?

a)

Dragonfly

b)

Jellyfish

c)

Turtle

d)

Crab

10.

How frog breathe in the water?

a)

spiracle

b)

lungs

c)

moist skin

d)

gills

11.

An animals with backbone is known as vertebrates.

a)

True

b)

False

12.

Animals without backbone is known as __________

a)

Vertebrates

b)

Invertebrates

13.

Choose the invertebrates animals (more than 1 answer)

a)
b)
c)
d)
e)
14.

Choose vertebrates animals (more than 1 answer)

a)
b)
c)
d)
15.

The tiger is vertebrates. It lives on land and give birth.It breathe using lungs. It also can be classify as ________

a)

Fish

b)

Reptiles

c)

Mammals

d)

Amphibians

16.

A frog is vertebrates. It has moist skin and eat insect. It lives on land and in water. It breathe using lungs and moist skin. It also can be classify as ___

a)

Reptiles

b)

Amphibians

c)

Mammals

d)

Bird

17.

This animal is vertebrates. It lay eggs. It has hard scales and eat meat. It breathe with its lungs.It also can be classify as ____

a)

Mammals

b)

Reptiles

c)

Fish

d)

Amphibians

18.

These animals are ____

a)

Reptiles

b)

Mammals

c)

Fish

d)

Amphibians

19.

These animals are _____

a)

Reptiles

b)

Mammals

c)

Birds

d)

Amphibians

20.

These animals are _____

a)

Mammals

b)

Reptiles

c)

Amphibians

d)

Fish

21.

Vertebrates can be classified as mammals, reptiles, amphibians,birds and fish.

a)

True

b)

False