A) companion cells
B) phloem fibres
C) phloem parenchyma
D) sieve tubes
Correct Answer: B
Solution :
[b] Phloem fibres are thick walled, elongated spindle shaped dead cells which possess narrow lumen. They provides mechanical support to the tissue. Phloem parenchyma are thin walled-living cells of parenchyma. They have two functions, storage and lateral food conduction.
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