Benzene hexachloride is used as a:
Benzene hexachloride (BHC) is used as
[MP PMT 1994; KCET 1999]
When benzene is treated with excess of Cl2 in the presence of hν or light, the end product is
The harmful chemical which is accumulating in the humans being through the food chain is :
(a) benzene hexachloride (b) dichloro diphenyl trichloroethane
(c) chlorofluorocarbon (d) abscisic acid