First slide

The Leaf

Question

Assertion: Leaf of mustard can not be torn into pieces with smooth margins but have uneven margins.
Reason : Mustard is a dicot and has reticulate venation.

Easy

A

Assertion and Reason are correct and reason explains the assertion.
B

Assertion and Reason are correct and reason is not correct explanation for assertion.
C

Assertion is correct and Reason is incorrect
D

Assertion is incorrect and Reason is correct.

Solution

A leaf with reticulate venation can not be torn in to pieces with smooth margins as the venation is in the form of net work due to anastomosis of veinlets. A leaf with parallel venation is can be cut either vertically as in grasses or transversely as in banana into pieces with smooth margins as the venation is parallel.

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