Assertion : Stomata are absent in submerged hydrophytes.
Reason : Respiration occurs by means of air chambers in submerged plants.

Options

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false

Answer

B

Explanation

Stomata are absent in submerged hydrophytes. Air chambers help in gaseous exchange, `O_(2)` liberated during photosynthesis is stored in these chambers and used in respiration, `CO_(2)` released during respiration also remain in these chambers. `CO_(2)` is used in photosynthesis.