Question

Which of the following statements about $DDT$ are false?
$I$. $DDT$ stands for dichloro-diphenyl-trichloropropane 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.

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

Answer 1

Answer: (D)

Correct answer is (d) $I$ and $II$