Causes and Effects — Prelims Questions

Which of the following is a primary cause of 'blue baby syndrome' (methemoglobinemia) in infants?

Which of the following statements is INCORRECT regarding eutrophication?

A high value of Biochemical Oxygen Demand (BOD) in a water sample indicates:

Minamata disease is caused by the consumption of fish contaminated with:

Which of the following is NOT a non-point source of water pollution?

Biomagnification is a phenomenon where the concentration of a pollutant increases at successive trophic levels. Which of the following pollutants is most likely to undergo significant biomagnification?