Question

b. How do stomata help plants in exchange of gases?​

Answer 1

Answer:

Leaves .The exchange of oxygen and carbon dioxide in the leaf ( as well as the loss of water vapour in transpiration ) occurs through pores called stomata ( singular stomata ) Normally stomata open when the light strikes the leaf in the morning and closed during night ...this open the stoma

Answer 2

Answer:

The exchange of oxygen and carbon dioxide in the leaf occurs through pores called stomata.The stoma opens during day time and closes during night.This helps in exchange of gases.

Hope it helps...