engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Environmental Engineering Sewage Sewage Treatment
The different actions that take place in anaerobic decomposition process are
1. Alkaline fermentation
2. Acid fermentation
3. Acid regression
4. Methane formation
What is the correct sequence of these actions (from earlier to later)?1
4, 3, 1 and 2
2
2, 3, 1 and 4
3
4, 1, 3 and 2
4
2, 1, 3 and 4