Civil Services TSPSC Group 1 Mock Test 2022-23 General Knowledge Ecology and Environment Environment Problems
Consider the following statements regarding Biochemical Oxygen Demand (BOD)
1. The polluted water has less BOD than cleaner water.
2. It is a measure of chemical and organic pollutants.
Which of the statements given above is/are correct?
1
1 Only
2
2 Only
3
Both 1 and 2
4
Neither 1 nor 2