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Questions and Answers
What is the total amount of oxygen consumed by microorganisms in decomposition in one liter of water at 20°C for 5 days?
What is the total amount of oxygen consumed by microorganisms in decomposition in one liter of water at 20°C for 5 days?
- Approximately 100 milligrams
- Approximately 1000 milligrams (correct)
- Approximately 500 milligrams
- Approximately 2000 milligrams
At what temperature does the microorganism decomposition process take place?
At what temperature does the microorganism decomposition process take place?
- 40°C
- 10°C
- 30°C
- 20°C (correct)
For how many days does the microorganism decomposition process occur?
For how many days does the microorganism decomposition process occur?
- 3 days
- 2 days
- 7 days
- 5 days (correct)
