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Multiple Choice
Which one of the following is a catabolic process carried out by bacteria?
A
Nitrogen fixation
B
Fermentation
C
Photosynthesis
D
Glycogenesis
Verified step by step guidance
1
Understand the definition of a catabolic process: Catabolic processes involve the breakdown of complex molecules into simpler ones, releasing energy in the process.
Review the given options: Nitrogen fixation, Fermentation, Photosynthesis, and Glycogenesis.
Analyze each option: Nitrogen fixation is the conversion of nitrogen gas into ammonia, which is not a breakdown process. Photosynthesis is an anabolic process where light energy is used to synthesize glucose from carbon dioxide and water. Glycogenesis is the formation of glycogen from glucose, which is also an anabolic process.
Focus on Fermentation: Fermentation is a metabolic process that breaks down glucose into simpler compounds like ethanol or lactic acid, releasing energy. This aligns with the definition of a catabolic process.
Conclude that Fermentation is the correct answer as it involves the breakdown of glucose, fitting the criteria of a catabolic process.