Q.

The opening and closing of the stomatal pores is a function of the -

A. Guard cells
B. Chloroplast
C. Xylem
D. Phloem
Answer» A. Guard cells
Explanation: The opening and closing of the pores is a function of the guard cells. They swell when water flows into them, causing the stomatal pore to open and likewise, the pore closes if the guard cells shrink.
1.6k
0
Do you find this helpful?
22

View all MCQs in

Physics

Discussion

No comments yet