Q. The minimum depth of septic tank as per design consideration is ___________

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Q. What is the type of filter used in the septic tank when the rate of percolation is 90 minutes?

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Q. The process of burning of municipal solid waste at high temperature is called ____________

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Q. Which of the following is a biodegradable waste?

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Q. In which method of disposal of municipal solid waste, the waste is dumped in the soil?

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Q. Which of the following is correct regarding disposal of waste by land filling?

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Q. The density of ash produced in the municipal solid waste is ___________

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Q. The process of decomposition of biodegradable solid waste by earthworms is called ___________

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Q. The waste produced in cotton mills are ___________

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Q. Which of the following is not the land filling method?

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Q. ______ is a liquid that passes through solid waste and extracts suspended impurities from it.

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Q. Which of the following is not the municipal solid waste?

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Q. Which of the following waste can be decomposed by bacteria?

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Q. ______ is the cutting and tearing of municipal solid waste.

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Q. _________ is the crushing and grinding of municipal solid waste.

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Q. In which method of composting, decomposition of anaerobic waste takes place?

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Q. Which of the following is a biological method of disposal of municipal solid waste?

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Q. What would be minimum temperature in combustion chamber ?

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Q. In compositing, volume of solid waste is

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Q. By pulverization, solid waste becomes unattracted and odourless to

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