Q. Trickling filter can also be called as a biofilter.

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Q. The supernatant from the tank flows into a ____

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Q. __________ in trickling filter contains many species like bacteria and round worms.

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Q. Which of the following is not used as a media for trickling filters?

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Q. Which of the following causes thickening of the biofilm?

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Q. What is the shape of a typical trickling filter?

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Q. What is the depth of the trickling filter?

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Q. The spindle is provided at the ______ to support perforated plates.

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Q. While designing a trickling filter what would be the depth assumed?

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Q. What is necessary prior to trickling filters?

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Q. Which type of bacteria are used in trickling filters?

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Q. For rock packing low- rate trickling filters what is the hydraulic loading assumed?

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Q. For rock type of packing in intermediate filtration trickling filters what is the hydraulic rate considered?

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Q. For rock type of roughing packing trickling filter what will be the hydraulic loading rate?

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Q. For rock type low filtration rate trickling filters what would be the organic loading rate assumed?

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Q. For rock type high filtration rate trickling filters what would be the organic loading rate assumed?

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Q. For plastic type high filtration rate trickling filters what would be the organic loading rate assumed?

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Q. For rock type low filtration rate trickling filters what would be the recycling ratio assumed?

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Q. For rock type high filtration rate trickling filters what would be the recycling ratio assumed?

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Q. For rock type low filtration rate trickling filters what would be depth assumed while designing it?

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