Bioleaching and Biomining MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Bioleaching and Biomining, a fundamental topic in the field of Environmental Biotechnology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Bioleaching and Biomining MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Bioleaching and Biomining mcq questions that explore various aspects of Bioleaching and Biomining problems. Each MCQ is crafted to challenge your understanding of Bioleaching and Biomining principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Environmental Biotechnology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Bioleaching and Biomining MCQs are your pathway to success in mastering this essential Environmental Biotechnology topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Bioleaching and Biomining. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Bioleaching and Biomining knowledge to the test? Let's get started with our carefully curated MCQs!

Bioleaching and Biomining MCQs | Page 2 of 6

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Q11.
Which commercial bioleaching processes among the following involves piling up of uncrushed waste rock?
Discuss
Answer: (b).Dump Leaching
Q12.
What percentage of total world copper production do bioleach of copper alone contributes?
Discuss
Answer: (c).25%
Q13.
The maximum temperature that may reach in the interior dump of copper bioleaching is ______
Discuss
Answer: (c).90°C
Q14.
Some heterotrophic bacteria are present in the copper dumps which indirectly affect metal ________ by affecting the growth and activity of metal solubilizing _______
Discuss
Answer: (a).solubilization; bacteria
Q15.
Which of the following mechanism is used for bioleaching of uranium?
Discuss
Answer: (b).Indirect Leaching Mechanism
Q16.
Acidithiobacillus sp. is used to extract what kind of metal ore?
Discuss
Answer: (d).Sulphate
Q17.
Which leaching agent is used for the slow decomposition of refractory gold ores?
Discuss
Answer: (c).Cyanide
Q18.
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.
Discuss
Answer: (c).T. ferrooxidans; molybdenum
Q19.
Which type of ore is the major source of nickel?
Discuss
Answer: (b).Sulfide
Q20.
Bacterial leaching is possible with low concentrations and requires little energy inputs.
Discuss
Answer: (b).False
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