Rotenone is a

Rotenone is obtained from

Rotenone is obtained from

Rotenone ,a natural insecticide ,is obtained from

Rotenone ,a natural insecticide ,is obtained from

Rotenone, a natural insecticide, is obtained from

Which of the following are natural insecticides? (a) Rotenone (b) Pyethrum (c ) Nicotine (d) Azadirachtin

Which of the following are natural insecticides? (a) Rotenone (b) Pyethrum (c ) Nicotine (d) Azadirachtin

Match column I with column II and select the correct answer from the given codes. {:(Column I,Column II),(A."Azolla",(i)"symbiotic" N_(2)- "fixer"),(B."Rotenone",(ii)"Symbiotic association with" N_(2)-"fixing"),(C."Crotolaria juncea",(iii)"Natural insecticide"),(D."Frankia",(iv)"Green manure"):}

Match column I with column II and select the correct answer from the given codes. {:(Column I,Column II),(A."Azolla",(i)"symbiotic" N_(2)- "fixer"),(B."Rotenone",(ii)"Symbiotic association with" N_(2)-"fixing"),(C."Crotolaria juncea",(iii)"Natural insecticide"),(D."Frankia",(iv)"Green manure"):}