search
arrow-left Previous
Next arrow-right
Q: Exchange of gases occurs through which part of the plant tissue?
  • A. Phloem
  • B. Stomata
  • C. Xylem
  • D. Midrib
Correct Answer: Option B - The exchange of oxygen and carbon dioxide in the leaf occurs through pores called stomata. Normally stomata open when the light strikes the leaf in the morning and close during the night.
B. The exchange of oxygen and carbon dioxide in the leaf occurs through pores called stomata. Normally stomata open when the light strikes the leaf in the morning and close during the night.

Explanations:

The exchange of oxygen and carbon dioxide in the leaf occurs through pores called stomata. Normally stomata open when the light strikes the leaf in the morning and close during the night.