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Assertion Use of weedicides affects phot...

Assertion Use of weedicides affects photosynthetic ability of plants.
Reason Weedicides are metabolic inhibitors.

A

Both Assertion and Reason are true, but Reason is the correct explanation of Assertion

B

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C

Assertion is true, but Reason is false

D

Assertion is false, but Reason is true

Text Solution

Verified by Experts

The correct Answer is:
A
The weedicides or herbicides are usually metabolic inhibitors, which stop photosynthesis and other metabolic activities and, hence kill the plants. Some weedicide causes death due to proliferation of phloem cells so as to block the transprot of organic food.
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