Single Answer MCQ
Q-00044391
Which of the following is not a pollutant released into water by industries?
1
Detergents
2
Heavy metals
3
Sand
4
Synthetic chemicals
Answer and Solution
Answer
C. Sand
Solution:
Sand is not a pollutant; it's a natural material. Detergents, heavy metals, and synthetic chemicals are man-made substances that contribute to water pollution.
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