A) Both A and R true and R is correct explanation
B) Both A and R are true, but R is not correct explanation of A
C) A is true, but R is false
D) Both A and R are false
Correct Answer: A
Solution :
In angiosperm xylem consists of vessels and trachieds. A linked row of vessel elements form a vessel. Conduction of water through those element does not use active energy, Thus water transport takes place by passive process. In addition to conduction cells xylem also contain fibres and parenchyma cells.You need to login to perform this action.
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