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BRAIN TEASER SCIENCE QUIZ COMPETITION

Total questions: 26

Worksheet time: 26mins

Name
Class
Date
1.

I am a planet and I can measure heat. What am I?

a)

Venus

b)

Mercury

c)

Jupiter

d)

Saturn

2.

I am black in colour , yet I’m colourless .

What am I ?

a)

Light

b)

Shadow

c)

Force

d)

Work

3.

What’s green, but not a leaf; copies others, but is not a monkey?

a)

Snake

b)

Chameleon

c)

Parrot

d)

Sparrow

4.

__________ have a fixed shape and size, and cannot flow.

a)

Liquids

b)

Gases

c)

Solids

d)

All of these

5.

Carbon dioxide and oxygen are examples of _________.

a)

Solid

b)

Liquid

c)

Gas

d)

All of these

6.

What part of the plant conducts photosynthesis?

a)

Leaf

b)

Flower

c)

Fruit

d)

All of these

7.

________ helps blood pump through the entire body.

a)

Lungs

b)

Kidneys

c)

Heart

d)

Stomach

8.

Earth is surrounded by layers of gases collectively called the _________.

a)

Axis

b)

Equator

c)

Atmosphere

d)

Hemisphere

9.

I am an animal.

I can produce light.

Who am I?

a)

Butterfly

b)

Honey bees

c)

Fireflies

d)

Dragon fly

10.

I am an animal.

I can make the loudest sound. This sound can travel hundreds of kilometers underwater.

Who am I?

a)

Blue Whale

b)

Dolphin

c)

Shark

d)

Turtle

11.

I am the biggest flower in the world.

Who am I?

a)

Sunflower

b)

Lotus

c)

Rafflesia

d)

Duckweed

12.

Which of the following is soluble in water

a)

Sand

b)

Sugar

c)

Chalk

d)

Clay

13.

Based on the items above, which of the following statements is false?

a)

They are non-living things.

b)

They are made of things that were once alive.

c)

They need air to breathe.

d)

They do not respond to changes.

14.

Which one of the following things will die if it is kept in a sealed container?

a)
b)
c)
d)
15.

Which of the following observation(s) tell(s) us that plants can respond to changes in the environment?

A - Mimosa plants close their leaves when touched.

B - Roses are beautiful and can attract insects to them.

C - Plants in a dark box grow towards the hole where there is light.

a)

A only

b)

B only

c)

A and C only

d)

B and C only

16.

I am a living thing, my habitat is in water I have gills and fins.

a)

Lizard

b)

Crocodile

c)

Fish

d)

Chameleon

17.

You have been injured in the Science laboratory (cut, burn, etc.). First, you should

a)

see a doctor after school.

b)

visit the school nurse after class.

c)

tell the science teacher at once.

d)

don't say anything because you might get into trouble.

18.

What is the most abundant gas in the Earth’s atmosphere?

a)

Oxygen

b)

Carbon dioxide

c)

Nitrogen

d)

Helium

19.

What's next in the sequence. Mercury, Venus, Earth.........

a)

Jupiter

b)

Mars

c)

Saturn

d)

Neptune

20.

Why are plants green in colour?

a)

Because of photosynthesis

b)

Because of chlorophyll

c)

Because of green paint

d)

Because of the green bacteria

21.

Which human system allows humans to breathe?

a)

Digestive system

b)

Respiratory system

c)

Excretory system

d)

Nervous system

22.

What is the function of the large intestine in our digestive system?

a)

It absorbs digested food.

b)

It produces digestive juices.

c)

It removes water from the undigested food.

d)

It breaks down food into simpler substances.

23.

 

Which one of our body systems consists of the lungs?

a)

Circulatory system

b)

Muscular system

c)

Respiratory system

d)

Skeletal system

24.

What must you do in case of fire?

a)

Hide under the bed.

b)

Use the lift to get out.

c)

Use the staircase to get out.

d)

Breathe in the smoke.

25.

 

Which group of animals are only herbivores?

a)

Caterpillar, baboon, cheetah

b)

Tiger, panda, sheep

c)

Goat, cow, sheep

d)

Snake, giraffe, eagle

26.

Bile juice is produced by..............

a)

Pancreas

b)

Gallbladder

c)

Liver

d)

Stomach