Minamata disease was caused due to the consumption of

Options

A. Sea food containing lot of cadmium
B. Fish contaminated with mercury
C. Oysters with lot of pesticide
D. Sea food contaminated with selenium.

Answer

B

Explanation

The Minamata disease got its name from Minamata bay in Southwestern japan where it was first observed in nearby communiteis.It was officially discovered in 1956,and a few years later it was known to be caused by ingestion of fish that had been contaminated by mercury left off from a chemical manufacturing plant.Levels of methylmecury chloride were very high"upto 50 ppm in fish and 85 ppm in shellfish from the contaminated areas.121 people were poisoned from eating the contaminated fish,46 of which died.Dogs,cats,pigs,rats and birds that were living around the bay also showed the signs of mercury poisoning,and many died.The intial symptoms were numbers of the limbs and the area around the mouth,sensory disturbance,and difficulty with everyday hand movements.Also there occured a lack of coordination,weakness and tremior,occured a lack of coordination,weakness and tremor,slowed and slurred speech,and altered vision and hearing.These symptoms woesened and led to general paralysis,involuntary movements.diffculty in swallowing,convulsions,brain damage and death.