Which of the following metals causes water po | vedclass

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(A) Cadmium $(Cd)$ is a heavy metal that is highly toxic to humans and aquatic life. It is a well-known water pollutant that can enter water bodies th

Vedclass · Accepted Answer

$Cd$

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(A) Cadmium $(Cd)$ is a heavy metal that is highly toxic to humans and aquatic life. It is a well-known water pollutant that can enter water bodies through industrial waste,mining,and the use of fertilizers. Unlike $Na$ and $K$,which are essential minerals for biological processes,$Cd$ has no biological function and accumulates in the body,causing severe health issues like itai-itai disease.

List-$I$	List-$II$
$a$. Biochemical oxygen demand	$i$. Oxidising mixture
$b$. Photochemical smog	$ii$. Stratospheric cloud
$c$. Classical smog	$iii$. Organic matter in water
$d$. Ozone layer depletion	$iv$. Reducing mixture

Which of the following metals causes water pollution?

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