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8.Microbes in Human Welfare
normal

Which one is an effective plant insecticide

A

Pyrethrin

B

Cinerin

C

Nicotine

D

All the above

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Solution

(d)Nicotine, pyrethrin and cinerin are natural insecticides and nicotine obtained from tobacco, pyrethrum and cinerin obtained from Chrysanthemum cinerarifolium.

Standard 12
Biology
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