Run the treatment plant

Exercise and reference answers

Questions

1. Correct

   Anaerobic

   Choices

   1. Anaerobic
   2. Aerobic
   3. Earthworm

2. Correct

   Aerobic

   Choices

   1. Anaerobic
   2. Aerobic
   3. Earthworm

3. Correct

   Earthworm

   Choices

   1. Anaerobic
   2. Aerobic
   3. Earthworm

4. Correct

   Sludge

   Choices

   1. Sludge
   2. Skimmer
   3. Biogas

5. Correct

   Skimmer

   Choices

   1. Sludge
   2. Skimmer
   3. Biogas

6. Correct

   Biogas

   Choices

   1. Sludge
   2. Skimmer
   3. Biogas

Instructions

Who works: sludge tank, aerated water, vermi toilet; then: settled solids, grease remover, sludge gas.

Explanation