Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) General Knowledge Ecology and Environment Environmental pollution
Consider the following statements with respect to the activated sludge process:
1. It is a multi-chamber reactor unit that makes use of highly concentrated microorganisms to degrade organics and remove nutrients from waste.
2. It uses anaerobic conditions for bacteria-assisted decomposition.
3. High nutrient removal is possible with this process.
Which of the statements given above are correct?
1
1 and 2 only
2
2 and 3 only
3
1 and 3 only
4
1, 2 and 3