STANDARDBotany-Plant Anatomy
STANDARD Botany Secondary Growth MCQ Question
Type: MCQ-conceptual-Medium
The growth in diameter of stem is due to:
A
cambium
B
xylem
C
Phloem
D
shoot apex
Correct Answer
Option A
Detailed Explanation
The cambium is a layer of actively dividing cells between xylem and phloem tissues that is responsible for the secondary growth in stems and roots, increasing their diameter.
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