Botany-Sewage Treatment
NEET Botany Sewage Treatment MCQ Question
Type: MCQ-diagram based-Hard-Class 12
Imagine a diagram showing a large tank with mechanical agitators and air being pumped into it, part of the sewage treatment process. What is the primary purpose of the aeration in this stage?
A
To encourage the growth of aerobic microbes to degrade organic matter.
B
To increase the temperature of the effluent for better sedimentation.
C
To physically break down large particles in the sewage.
D
To remove all solid particles through filtration.
Correct Answer
Option A
Detailed Explanation
The secondary treatment involves aeration to promote the growth of aerobic microbes, which helps degrade organic matter in the effluent.
Found an issue with this question?