What is the pollutant produced from industries and chemical factories?

Sediments

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Radioactive substances

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Toxic heavy metals

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Organic wastes

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Solution

The correct option is D Toxic heavy metals
Organic wastes: Domestic sewage, animal excreta and waste, decaying animals and plants, discharge from food processing factories.
Toxic heavy metals: industries and chemical factories
Sediments: Erosion of soil by agriculture and strip mining
Radioactive substances: Mining of uranium containing minerals.

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Similar questions

	Column I (Pollutants)		Column II (Source)
(a)	Toxic heavy metals	(i)	Domestic sewage
(b)	Microorganisms	(ii)	Industries and chemical factories
(c)	Organic wastes	(iii)	Chemical fertilizers
(d)	Plant nutrients	(iv)	Discharge from food processing factories

\begin{matrix} Pollutants & Source (A) Microorganisms & (1) Chemical fertilizers (B) Heavy metals & (2) Industrial effluents (C) Sediments & (3) Domestic sewage (D) Phosphorus and nitrogen & (4) Run off from plains \end{matrix}

\begin{matrix} Pollutants & Source (A) Microorganisms & (1) Chemical fertilizers (B) Heavy metals & (2) Industrial effluents (C) Sediments & (3) Domestic sewage (D) Phosphorus and nitrogen & (4) Run off from plains \end{matrix}

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