Most of the industrial wastes are disposed off in which of the following?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Rivers and Lakes
Most industrial wastes are thrown into running water or lakes. Running water means rivers and streams, so the answer is rivers and lakes.
NCERT (2026-27): “Industries produce several undesirable products including industrial wastes, polluted waste water, poisonous gases, chemical residuals, numerous heavy metals, dust, smoke, etc. Most of the industrial wastes are disposed off in running water or lakes. Consequently, poisonous elements reach the reservoirs, rivers and other water bodies, which destroy the bio-system of these waters.” |