The Minamata disease in Japan was caused through the pollution of water by:
Correct answer: D. Mercury
- A. Cyanide
- B. Methyl isocyanate
- C. Lead
- D. Mercury
Explanation
Mercury is changed to water soluble dimethyl mercury which undergoes biomagnification. Eating poisoned animals causes deformity known as Minamata disease (first reported in 1952 due to eating of fish captured from Hg-diarrheacontaminated Minimata Bay of Japan) which is characterized by diarrhoea, hemolysis, impairment of various senses, numbness of lips, tounge, limbs, deafness, blurring of vision, mental dearrangement, meningitis and death.
Last updated
Related questions
A bamboo plant growing in a fir forest will occupy which trophic level?
A biologist studied the population of rats in a barn. He found that the average natality was 250, average mortality 240, immigration 20 and emigration 30. The net increase in population is
A common biocontrol agent for the control of plant diseases is
A common indicator organism of water pollution is:
A dental disease characterized by mottling of teeth is due to the presence of which chemical element in drinking water?