Environment & Ecology · Environmental Science
Match List-I with List-II and select the correct option: List-I (a) Rotating biological contactor (b) Biomethanation (c) Catalytic converter (d) Deep well injection List-II (i) Liquid hazardous waste disposal (ii) Mitigation of automobile pollution (iii) Biological treatment (iv) Biogas production
- 1(a)-iv, (b)-iii, (c)-ii, (d)-i
- 2(a)-iii, (b)-i, (c)-ii, (d)-iv
- 3(a)-iii, (b)-iv, (c)-ii, (d)-i✓
- 4(a)-i, (b)-ii, (c)-iv, (d)-iii
Correct answer
(a)-iii, (b)-iv, (c)-ii, (d)-i
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