Question

What type of decomposition takes place in a septic tank?
A) Anaerobic
B) Aerobic
C) Facultative
D) None of the above​

Answer 1

Answer:

a) Anaerobic

Explanation:

The bacterial digestion in a septic tank is an anaerobic process. The solids are actually eaten, digested, and excreted by the anaerobic bacteria and ultimately transformed into gases and liquids.

Answer 2

Answer:

A) Anaerobic type of decomposition takes place in a septic tank.

Explanation:

• In the septic tank, an anaerobic type of decomposition occurs as a lesser amount of air is available in the tank.
• Septic tank mainly consists of anaerobic bacteria which help in the decomposition process.
• The solid waste is decomposed by the anaerobic bacteria as they eat it.
• The safe disposal of waste is allowed by the usage of septic tanks in areas with poor drainage networks.
• The solid wastes are eaten by the anaerobic bacteria and converted into gases and liquids.