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 sub strates.
3. They can be installed in waste water treatment plants to cleanse water and produce electricity.
Which of the Statements given above is/are correct?
(a) 1 only (b) 2 and 3 only
(c) 1 and 3 only (d) 1, 2 and 3

Options

A. 1 only
B. 2 and 3 only
C. 1 and 3 only
D. 1, 2 and 3

Answer

C