Q. Consider the following Pollution Diseases of Japan:
  1. Minamata Disease
  2. Itai-Itai Disease
Which among the following is the correct set of causing agents of these diseases?

Answer: Mercury, Cadmium
Notes: Minamata disease is caused by mercury poisoning. It is a neurological syndrome, with the symptoms of ataxia, lack of sense in hands and feet, muscle weakness, vision, hearing and speech difficulties. Itai-itai disease is caused by cadmium poisoning. The symptoms includes severe pains in the spine and joints.