Environment & Ecology · Waste Water Treatment
Consider the following statements regarding waste stabilization ponds: A. They are mainly oxidation ponds. B. They are used to remove pathogens and organic contents. C. They are natural treatment systems. D. They are extremely quick biological processes. E. They are most efficient in extremely cold weather. Choose the correct answer from the options given below:
- 1C, D and E only
- 2A, B and E only
- 3B, C and D only
- 4A, B and C only✓
Correct answer
A, B and C only
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