3E Nutrition in Plants

Chlorophyll traps light energy and converts it to chemical energy during photosynthesis.

• true

• false

Stomata open to allow gas exchange to take place during photosynthesis.

• true

• false

The thin film of moisture on the surfaces of mesophyll cells allow glucose to dissolve in it to aid faster rate of diffusion of glucose.

• true

• false

The lamina is broad to increase surface area for maximum absorption of light energy.

• true

• false

There are more chloroplasts in the palisade mesophyll cells than in spongy mesophyll cells.

• true

• false

Excess glucose is converted to glycogen for storage in plants.

• true

• false

Glucose is converted to starch for transport in plants.

• true

• false

What is food synthesised in plants stored as?

• starch

• glucose

• sucrose

• glycogen

What are the reactants needed for photosynthesis to occur?

• oxygen and water

• oxygen and glucose

• carbon dioxide and water

• carbon dioxide and glucose

What are produced during photosynthesis?

• oxygen and water

• oxygen and glucose

• oxygen and energy

• oxygen and carbon dioxide