When observed under a microscope,small pores are seen in the epidermis of the leaf. What are these pores called? Write two functions of these pores.

(N/A) These pores are called Stomata.
$(i)$ They facilitate the exchange of gases like $CO_2$ and $O_2$ between the plant and the atmosphere.
$(ii)$ They facilitate the process of transpiration,which is the loss of water in the form of water vapor from the aerial parts of the plant.