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8.Microbes in Human Welfare
normal

Pyrethrin is extracted from

A

Chrysanthemum cinerarifolium

B

Azadirachta indica

C

Derris elliptica

D

Ryania speciosa

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Solution

(a)Pyrethroides are synthetic derivatives of pyrethrin, a chemical produced by grinding of flowers of the plant Chrysanthemum cinerarifolium.

Standard 12
Biology
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