Photosynthesis reading comp

What is the primary purpose of photosynthesis in plants?

• To produce food and oxygen

• To absorb sunlight and water

• To change leaf colors

• To release carbon dioxide

Which component in plants is responsible for trapping sunlight energy during photosynthesis?

(a)  

• Chlorophyll
• Roots

• Veins

• Stems

What happens to the leaves of trees during the fall in certain parts of the world?

(a)  

• They change colors due to the reduction of chlorop
• They increase chlorophyll production

• They start photosynthesis

• They grow larger

What are the two main substances that chloroplasts use to make food for the plant?

• Water and carbon dioxide

• Oxygen and sugar

• Sunlight and soil nutrients

• Chlorophyll and oxygen

Why is photosynthesis important for humans and animals?

(a)  

• It provides oxygen and food
• It absorbs carbon dioxide

• It changes leaf colors

• It produces chlorophyll