Which inorganic substances do chemosynthetic autotrophic bacteria oxidize to produce ATP?

Which inorganic substances do chemosynthetic autotrophic bacteria oxidize to produce ATP?
  1. Nitrates
  2. Nitrites
  3. Ammonia
  4. All of the above

Solution

Chemosynthetic autotrophic bacteria oxidize various inorganic substances such as nitrates, nitrites and ammonia and use the released energy for their ATP production.

Asked in: NCERT

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