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Question
Proper drainage system helps ______.
Options
to prevent floods
to maintain clean and hygienic environment
to collect the waste water for proper treatment
All of these
MCQ
Fill in the Blanks
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Solution
Proper drainage system helps to prevent floods, to maintain clean and hygienic environment and to collect the waste water for proper treatment.
Explanation:
A proper drainage system helps prevent floods by efficiently removing excess surface or subsurface water; maintains a clean, hygienic environment by removing wastewater and preventing water stagnation; and collects wastewater for proper treatment, thus preventing pollution. Therefore, all these functions are important roles of a proper drainage system.
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