Question

write important function of
a) stomata
b) guard cell
c) subsidiary/epidermal cells​

Answer 1

Answer:

Explanation:

a.) They are pores surrounded by specialized parenchymatic cells, called guard cells. Stomata have two main functions, namely they allow for gas exchange acting as an entryway for carbon dioxide (CO2) and releasing the Oxygen (O2) that we breath.

b.)Guard cells are cells surrounding each stoma. They help to regulate the rate of transpiration by opening and closing the stomata.

c.)It forms a boundary between the plant and the external environment. The epidermis serves several functions: it protects against water loss, regulates gas exchange, secretes metabolic compounds, and (especially in roots) absorbs water and mineral nutrients.