Term 3 JC4 GS2

Which of the following is NOT a property of air?

• No colour

• Odorless

• Has a fixed shape

• Takes up space

Oxygen takes up about ​​ _______ of the air.

• one-fifth
• half
• two-fifth
• one-third

What does a plant need for photosynthesis?

• Carbon dioxide

• Sunlight

• Oxygen

• Water

Identify the property of air shown in the picture.

• Air gives shape to objects

• Air has weight

• Air occupies space

• Air is needed for burning

What do the experiment show?

• Air exerts pressure

• Air is needed for burning

• Air has weight

• Air has mass

The process that plants produce food under sunlight is called _________

What is stored in term of starch for plant growth?

The given picture shows that ____________

• Air has colour

• Air occupies space

• Air contain germs

• Air has weight

What is the major constituent of air?

Breathing IN

The chest .....

• Expands

• Contracts