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What percentage of total world copper production do bioleach of copper alone contributes?

(a) 10%

(b) 17%

(c) 25%

(d) 33.3%

I had been asked this question in final exam.

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

1 Answer

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Best answer
Correct option is (c) 25%

The best explanation: Bioleaching of copper is practiced in many countries including Australia, Canada, Chile, Mexico, Peru, Russia and the United States of America. Copper recovery from bioleaching accounts for about 25% of the world copper production.

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