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Assertion: Xylem vessel is a long cylind...

Assertion: Xylem vessel is a long cylindrical tube like-structure made up of many cells each with lignified walls.
Reason: Presence of vessels is characteristic feature of gymnosperms

A

If both assertion and reason are true and reason is the correct explanation of assertion

B

if both assertion and reason are true but reason is not the correct explanation of assertion.

C

if assertion is true but reason is false.

D

if both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
Vessels are absent in gymnosperms and pteridophytes wioth the exceptions of a few (e.g., Selaginella species, Gnetum). The presence of vessels is a characteristic feature of angiosperms.
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