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Q.

Microbial fuel cells are considered a source of sustainable energy. Why?

I. They use living organisms as catalysts to generate electricity from certain substrates.
II. They use a variety of inorganic materials as substrates.
III. 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?

A I only
B II and III only
C I and III only
D I, II and III
Answer & Explanation
Option: [D]

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