A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: A
Solution :
In gymnosperms, the xylem consists only of tracheids and xylem parenchyma. There are no wood vessels. The phloem contains sieve tubes with sieve plates out no companion cells.
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