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General Knowledge Multiple Choice Questions
General Knowledge Quiz 2011
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Test # 11

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1. Microbial fuel cells are considered a source of sustainable energy. Why ?
1. They use living organisms as catalysts to generate electricity from certain substrates.
2. They use a variety of inorganic materials as substrates.
3. They can be installed in waste water treatment plants to cleanse water and produce electricity.
Which of the following statements given above is/ are correct ?
.23806.

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