Q. Which of the following mechanism is used for bioleaching of uranium?

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Q. Acidithiobacillus sp. is used to extract what kind of metal ore?

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Q. Which leaching agent is used for the slow decomposition of refractory gold ores?

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Q. In the studies of Joffe and Sperll, it was observed that ________ is efficient for solubilizing Ni but the presence of ______ had adverse effect on leaching.

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Q. Which type of ore is the major source of nickel?

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Q. Bacterial leaching is possible with low concentrations and requires little energy inputs.

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Q. Phosphorus accumulating microbes can store phosphorus in their cells.

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Q. Which of the following can absorb dissolved phosphorus from sewage sludge?

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Q. Which of the following systems helps to remove phosphate in activated sludge system?

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Q. Which of the following is not a major concern for removing phosphate from wastewater?

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Q. Which of the following treatment involves addition of metal salts?

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Q. Which of the following technique helps in removing nitrogen and phosphate from wastewater using microbes?

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Q. Every individual contributes to phosphorus deposition.

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Q. How much percentage of phosphorus does bacteria usually has?

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Q. The entire world’s demand of phosphate can be satisfied by domestic waste streams.

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Q. Which of the following is a main constituent of Enhanced biological phosphorus removal?

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Q. Which of the following media is used to isolate phosphate solubilizing bacterial Species?

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Q. Which of the following media is used to isolate phosphate solubilizing bacterial species?

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Q. Which oil recovery mechanism yields the most oil andis the most efficient oil recovery mechanism?

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Q. Which microbe is used as a solvent and applied in microbial oil recovery?

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