AIPMT MAINS2009Botany-Plant Physiology
AIPMT MAINS 2009 Botany Transpiration MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Guard cells help in:
A
Transpiration
B
Guttation
C
Fighting against infection
D
Protection against grazing
Correct Answer
Option A
Detailed Explanation
Guard cells regulate the opening and closing of stomata, thus controlling transpiration and gas exchange in plants.
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