Computer · Environmental Engineering
Match the class of water pollutants (List I) with their appropriate explanation/example (List II): List I: A. Disease-causing agents B. Oxygen-depleting wastes C. Inorganic plant nutrients D. Water-soluble inorganic chemicals List II: I. Organic wastes decomposed by aerobic bacteria II. Acids, salts, and toxic metal compounds III. Bacteria, protozoa, worms, etc. IV. Nitrates and phosphates causing excessive algal growth Choose the correct matching option:
- 1A - IV, B - II, C - III, D - I
- 2A - III, B - I, C - IV, D - II✓
- 3A - II, B - III, C - I, D - IV
- 4A - I, B - IV, C - II, D - III
Correct answer
A - III, B - I, C - IV, D - II
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