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Problem 4 - Entrance Test

The term 'Methane Guzzlers' was recently in the news in the context of:

A. New technologies for methane capture in landfills.B. A class of bacteria that consume methane gas.C. Advanced industrial filters designed to reduce methane emissions.D. Proposed geopolitical strategy to reduce reliance on methane-rich natural gas.

Correct: B

The term 'Methane Guzzlers' refers to methanotrophic bacteria, a type of bacteria that metabolize methane as their sole source of carbon and energy. Scientists are exploring ways to harness these bacteria for reducing atmospheric methane, a potent greenhouse gas. This concept has been widely discussed in environmental science news.