Environment & Ecology · Environmental Engineering
Match the biological treatment process in List-I with its description in List-II: List-I1. Activated Sludge Process2. Trickling Filter3. UASB Reactor4. Oxidation Pond List-II a. Attached-growth aerobic system b. Suspended-growth aerobic system with sludge recycle c. Anaerobic blanket reactor for high-strength wastewater d. Large basin treatment relying on natural processes
- 11-a, 2-b, 3-d, 4-c
- 21-b, 2-d, 3-a, 4-c
- 31-b, 2-a, 3-c, 4-d✓
- 41-c, 2-a, 3-b, 4-d
Correct answer
1-b, 2-a, 3-c, 4-d
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