Environment & Ecology · Environmental Engineering
In a trickling filter, the operational problem of 'ponding' can be effectively solved by which of the following combinations?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Chlorination and air supply
- 2Raking and chlorination✓
- 3Flooding and air supply
- 4Flooding and raking
Correct answer
Raking and chlorination
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