Revision 1 (4E) 20/12/2023

The size of the _______ lung is smaller compared to the _____because the heart is located on the _______ side.

Exchange of gases take place in the lungs.__________ enters the lungs while ___________ leaves the lungs.

The rate of ___________ is the number of upward and downward chest movements in one minute.

A gas absobed by plants for the process of photosynthesis.

• Carbon dioxide

• oxygen

• nitrogen

• Chlorophyll

The sugar in plants made by photosynthesis.

• Chlorophyll

• Water

• Glucose

• Oxygen

What are the products of photosynthesis?

• water and carbon dioxide

• oxygen and glucose

• oxygen and carbon dioxide

• oxygen and water

Photosynthesis is important to human and animals because

• provide food

• provide oxygen for breathing

• maintance the balance of gas composition in the air

• provide water

• provide chlorophyll

What is the name of the green pigment inside plants?

• Monophyll

• Chlorophyll

• Epiphyll

Substance from plants or animal faeces used to produce fuel and generate electricity is ___________ energy.

• Nuclear

• Biomass

• Wind

The picture shows ___________ energy.

• Potential

• Nuclear

• Kinetic

• Solar