Botany-Sewage Treatment
NEET Botany Sewage Treatment MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following statements about sewage treatment processes is correct?
A
Primary treatment involves the physical removal of solid particles through filtration and sedimentation.
B
Secondary treatment solely relies on chemical additives to break down sewage.
C
Aeration tanks in secondary treatment are used to chemically treat the effluent.
D
Floating debris is removed during secondary treatment using biological methods.
Correct Answer
Option A
Detailed Explanation
Primary treatment is described as involving physical processes to remove solid particles, such as filtration and sedimentation, leading to the formation of primary sludge and effluent.
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