Q. Which non-reactor system serves as a direct contact between the waste and the atmosphere?

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Q. Which of the following methods are not the result of windrow composting when the wastes are distributed?

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Q. Reactor composting leads to forced exchange of gases.

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Q. Which of the following has a helical ridge?

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Q. Which of the following has a vertical flow of waste in a reactor system?

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Q. Which of the following methods uses earthworms during composting?

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Q. Which of the following is not a major objective of Vermicomposting?

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Q. Which among the following is not a major reason for choosing earthworms for Vermicomposting?

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Q. Which of the following species of earthworms is not suitable for Vermicomposting?

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Q. Which of the following species has a shorter body size?

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Q. Which of the following species is most stable in Indian conditions?

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Q. Which of the following cannot be established properly in the field?

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Q. Earthworms subsidize to the burial of wastes?

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Q. Which of the following is not a method of worm cast harvesting or manufacturing?

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Q. What is the major advantage of three-tire vermi-culture technology?

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Q. Which of the following condition is not suited for anaerobic treatment of solid wastes?

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Q. Which of the following type of waste is best suited for anaerobic treatment of solid wastes?

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Q. The technological potential of the biological wastes has been fully exhausted.

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Q. Which of the following is the most important product of anaerobic digestion?

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Q. Which of the following has less organic matter load?

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