It increases photosynthesis. It reduces further water loss. It increases cellular respiration. It reduces water intake by roots.
I gave my students this multiple choice question: When a plant wilts, the stomata close. How does this help the plant?

Only one answer is correct among these 4 choices:
- It increases photosynthesis.
- It reduces further water loss.
- It increases cellular respiration.
- It reduces water intake by roots.

Could you tell me which one is correct?

It reduces further water loss.