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NTA Abhyas NEET2020BotanyBiological ClassificationPractice

Chemosynthetic autotrophic bacteria produce ATP by

Options

  1. Aoxidising various organic substances.
  2. Boxidising various inorganic substances.
  3. Creducing various inorganic substances.
  4. Drecycling various organic substances.

Correct answer

B. oxidising various inorganic substances.

Step-by-step solution

Chemosynthetic autotrophic bacteria oxidise various inorganic substances such as nitrates, nitrites and ammonia and use the released energy for their ATP production. They play a great role in recycling nutrients like nitrogen, phosphorous, iron and sulphur.

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