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CGP EDU Academic Team
Published on: August 21, 2026
Thiobacillus is a group of bacteria helpful in carrying out :
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Verified by ExpertsThe correct answer is:
D
• Most Thiobacillus species are known for their chemoautotrophic fixation of CO₂, using energy derived from oxidizing inorganic sulfur compounds.
• Thiobacillus denitrificans, however, is a special case: it can perform denitrification, reducing nitrate (NO 3 −) to nitrogen gas (N 2 ) under anaerobic conditions. This makes it directly relevant to the nitrogen cycle, helping balance atmospheric nitrogen levels.
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