Question:

Minamata disease is caused due to long-term exposure to

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Important environmental diseases: \[ \boxed{ \begin{aligned} \text{Minamata disease} &\rightarrow \text{Methyl mercury} \text{Itai-Itai disease} &\rightarrow \text{Cadmium} \text{Blue baby syndrome} &\rightarrow \text{Nitrate} \end{aligned} } \]
Updated On: Jul 18, 2026
  • Inorganic mercury in soil
  • Methyl mercury through aquatic food chains
  • Lead in drinking water
  • Arsenic in groundwater
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The Correct Option is B

Solution and Explanation

Minamata disease is a neurological disorder caused by long-term consumption of fish and shellfish contaminated with methyl mercury. The toxic mercury biomagnifies through the aquatic food chain before reaching humans. Hence, \[ \boxed{\text{Methyl mercury through aquatic food chains}} \] is the correct answer. Therefore, \[ \boxed{(B)} \]
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