HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Stomata are microscopic openings located on the underside of the leaf. One function of stomata is to-
A
absorb water for the plant
B
aid in the reproduction of the plant
C
store glucose for photosynthesis
D
allow gases to diffuse in and out of the plant
Explanation: 

Detailed explanation-1: -Stomata are pores on the surfaces of leaves that function as bio-mechanical valves which control gas exchange in plants (Raven et al., 2005). Each stoma is bordered by a pair of curved, tubular guard cells (see Figure 1) that work together to control stomatal opening and closing.

Detailed explanation-2: -Its prime function is to exchange the gases by closing and opening the pores in the leaves. It assists in eradicating excess water from the leaves. It removes oxygen and takes in carbon dioxide at the time of photosynthesis.

Detailed explanation-3: -Stomata, regulated by guard cells, allow gases to pass in and out of the leaf.

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