wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Science review - Grade 3

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Living things are classified into the _____ kingdom.

a)

4

b)

3

c)

5

2.

Living things: animals, plants, fungi, algae and protists and _______.

a)

bacteria

b)

chocolate

c)

cheese

3.

Animals are classified into: vertebrates and _____.

a)

happy

b)

invertebrates

4.

Protists and Bacterias are _____.

a)

yellow

b)

huge

c)

microscopic

5.

The three vital functions: interaction, reproduction and ______.

a)

nutrition

b)

sleeping

c)

jogging

6.

The digestive system:

a)

process of breaking down food

b)

process of respiration

7.

The respiratory system:

a)

responsible for removing unwanted substances from the body

b)

process of respiration

8.

Main organ in circulatory system:

a)

heart

b)

lungs

c)

stomach

d)

kidneys

9.

We inhale: _______

a)

carbon dioxide

b)

oxygen

10.

We exhale : ________

a)

oxygen

b)

carbon dioxide

c)

flowers

11.

Through interaction we use our:

a)

books

b)

internet

c)

5 senses

12.

The human life cycle: infancy, childhood, ________ , adulthood and old age.

a)

hearing

b)

touch

c)

adolescence

13.

Healthy habits are:

a)

healthy lifestyle

b)

terrible actions

14.

Eat a variety of food every day.

a)

hygiene habits

b)

posture

c)

healthy diet

15.

Sleep for around _____ or _____ hours a day.

a)

20 - 24

b)

9 - 10

c)

1 - 2

16.

Meat, fish and eggs contain:

a)

proteins

b)

carbohydrates

17.

Sweets and sugar should be consumed:

a)

often

b)

occasionally

18.

Is the coloured circle at the front of the eye.

a)

pupil

b)

iris

c)

retina

19.

The ____ is the sense organ that we use to hear sounds.

a)

tongue

b)

ear

20.

Two holes in our nose.

a)

nostrils

b)

nasal cavity

c)

taste buds