AIPMT PRELIMS2012Botany-Transport in Plants
AIPMT PRELIMS 2012 Botany Phloem Transport MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Companion cells are closely associated with
A
Guard cells
B
Sieve elements
C
Vessel elements
D
Trichomes
Correct Answer
Option B
Detailed Explanation
Companion cells are specialized parenchyma cells that are closely associated with sieve tube elements in phloem tissue.
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