Gujarati
8.Microbes in Human Welfare
normal

Pyrethrin is a common ingredient of

A

Mosquito coils

B

Fly sprays

C

Mosquito mats

D

All the above

Solution

(d)Pyrethrum are obtained from the dry inflorescence of Chrysanthemum cinerarifolium. Pyrethrin is also used for sprays, mosquito coils mats and aerosols.

Standard 12
Biology

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