NEET Botany Sewage Treatment MCQ Question
If a sewage treatment plant handles 1 million gallons of sewage daily, and the primary treatment removes 40% of solids, how many gallons of sewage are treated in the secondary treatment stage?
600,000 gallons
400,000 gallons
1,000,000 gallons
200,000 gallons
Correct Answer
Detailed Explanation
The primary treatment removes 40% of solids, leaving 60% of the sewage to be treated in the secondary stage. Therefore, 60% of 1 million gallons is 600,000 gallons.
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