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

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

(a) True

(b) False

I have been asked this question by my school teacher while I was bunking the class.

Asked question is from Metal Recovery by Bioleaching Process topic in division Bioleaching and Biomining for Recovery of Resources of Environmental Biotechnology

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Correct option is (b) False

The best explanation: Traditional methods of leaching like smelting and roasting require high concentration of ores and is also expensive. While bacterial leaching is possible with low concentrations and requires little energy inputs. Bioleaching is also environment friendly and also the extraction yields over 90%.

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