Home Biology Biological Classification Viruses, Viroids, Prions, Lichens and Mycorrhiza The group of organisms that oxidise various …
Biology Biological Classification Viruses, Viroids, Prions, Lichens and Mycorrhiza Single Correct MCQ
Published on: August 21, 2026

The group of organisms that oxidise various inorganic materials including nitrates, nitrites, and ammonia and use the energy generated for the creation of ATP are:

A
Chemoheterotrophic bacteria
B
Chemosynthetic autotrophic bacteria
C
Photoautotrophic bacteria
D
Saprophytic bacteria

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Text Solution

Verified by Experts
The correct answer is:
B

The organisms that oxidize inorganic substances like ammonia, nitrites, and nitrates to obtain energy for ATP synthesis are chemosynthetic autotrophs.They use chemical energy (not sunlight) to make their own food.

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