NEET Botany Sewage Treatment Match the Following Question
Match Column-I with Column-II.
Column-I Column-II (a) Primary treatment (i) Supernatant formation (b) Secondary treatment (ii) Aeration tanks (c) Primary sludge (iii) Sedimentation (d) Effluent (iv) Physical removal
Choose the correct matching:
a-iv, b-ii, c-i, d-iii
a-iii, b-ii, c-i, d-iv
a-iv, b-i, c-ii, d-iii
a-ii, b-iv, c-iii, d-i
Correct Answer
Detailed Explanation
Primary treatment involves physical removal processes such as filtration and sedimentation, leading to the formation of primary sludge and effluent. Secondary treatment utilizes aeration tanks to further process the primary effluent, which is essential for sewage treatment.
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