Class 10 > Science

Question

Assertion: Senescence is delayed by the application of cytokinin in plants. Reason: Cytokinin prevents the breakdown of chlorophyll, proteins and nucleic acid.
Medium

Solution

(a)Both A and R are true and R is the correct explanation of A

Senescence is plants is caused by the breakdown of chlorophyll, proteins and nucleic acids. Cytokinin mitigates this breakdown, thereby preventing senescence. Thus, both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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