| Read the assertion and reason carefully: |
| Assertion : Stomata are absent in submerged hydrophytes. |
| Reason : Respiration occurs by means of air chambers in submerged plants. [AIIMS 1997] |
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
E) If the assertion is false but reason is true
Correct Answer: B
Solution :
Stomata are absent in submerged hydrophytes. Air chambers help in gaseous exchange, O2 liberated during photosynthesis is stored in these chambers and used in respiration, CO2 released during respiration also remain in these chambers. CO2 is used in photosynthesis.
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