Which of the following statements is incorrect about DDT
I. DDT stands for dichlorodiphenyltrichloropropane and is an organochlorine insecticide .
II. DDT is soluble in water but insoluble in organic solvents.
III. High concentrations of DDT disturb calcium metabolism in birds, which causes thinning of eggshell and their premature breaking .
IV. In fish - eating birds, the DDT can ultimately reach a very high level of 25 ppm.

Options

A. II , III and IV
B. I and III
C. II and IV
D. I and II

Answer

D