Relevant Competitive Tests:
Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters. Reason R : The sand used in slow sand filters is finer than that in rapid sand filters. Select your answer based on the coding system given below?
A. Both A and R are true and R is the correct explanation of ACorrect Answer
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Correct Option: A. Both A and R are true and R is the correct explanation of A
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