First slide

The Tissue System

Question

Assertion: Guard cells regulate the opening and closing of stomata.
Reason: Guard cells show variation is turgor pressure.

Easy

A

Both assertion and reason are correct and reason correctly explains the assertion.
B

Both assertion and reason are correct but reason does not explain the assertion.
C

Assertion is correct but reason is incorrect
D

Both assertion and reason are incorrect.

Solution

Opening and closing of stomata is regulated by variation in turgor pressure of guard cells. When guard cells are turgid, the stmata are opened and when they are flaccid, the stomata are closed.

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