Question

Which one of the following statements pertaining to pollutants is correct?

• A. DDT is a non-biodegradable pollutant
• B. Excess fluoride in drinking water causes osteoporosis
• C. Excess cadmium in drinking water causes black foot disease
• D. Methylmercury in water may cause itai itai disease

Answer 1

Answer: (A)

Correct answer is (a) DDT is a non-biodegradable pollutant