The pesticide are derived from naturally occuring element with out carbon is called________________?

A. Dichloro-diphenyl,trichloro,ethane
B. Dimethory diphenyl,trichloro,ethane
C. Dichloro diphenyl teracholoride
D. None of the Above

A. Carbon, hydrogen
B. Carbon, hydrogen, nitrogen
C. Carbon, nitrogen and sulphur
D. Carbon, hydrogen, nitrogen

A. Elephant beetle
B. Hairy winged beetle
C. Grasshopper
D. Locust

A. Aestivation
B. Starvation
C. Dormancy
D. Non of the above

A. Releasers
B. Primers
C. Semiochemicals
D. Allelochemicals

A. Ichneumon, Fleas
B. Trichograma sp, Horse flie
C. Cotesia sp
D. All of above