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Question

Pyrethrin is extracted from

A
Azadirachta indica
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B
Helianthus annus
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C
P. indica
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D
Chrysanthemum cinerarifolium
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Solution

The correct option is D Chrysanthemum cinerarifolium
Pyrethrum is the powdered, dried flower head of Chrysanthemum cinerarifolium. The term pyrethrins refer to the six related insecticidal compounds that occur naturally in the crude material. These compounds have potential insecticidal activity. These compounds are a part of insect repellants such as coils, sprays, etc.
Thus, the correct answer is option D.

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