engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Environmental Engineering Sewage Sewage Treatment
Match list – I with List – II and select the correct answer using the codes given below the lists:
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List – I (Treatment units) |
List – II (Detention time) |
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1
(a) - 3, (b) - 1, (c) - 4, (d) – 2
2
(a) - 2, (b) - 3, (c) - 1, (d) – 4
3
(a) - 2, (b) - 1, (c) - 3, (d) – 4
4
(a) - 1, (b) - 2, (c) - 3, (d) – 4