Direction: For question given below two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes [a], [b], [c] and [d] as given below |
Assertion Cork is a protective tissue present in plants. |
Reason It aids in protection against water loss, mechanical injury and microbial infestation. |
A) Both A and R are true and R is correct explanation of the A
B) Both A and R are true, but R is not the correct explanation of the A
C) A is true, but R is false
D) A is false, but R is true
Correct Answer: A
Solution :
[a] Both Assertion and Reason are correct and Reason is the correct explanation of Assertion. |
Cork is a waxy layer impervious to gases and water. This is due to a chemical called suberin in its walls. This layer protects the plants from physical (water loss) and biological stresses (mirobial infection). |
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