Question

Explain the modes of Nutrition
in Bacter.al​

Answer 1

Explanation:

Some autotrophic bacteria, called chemotrophs, obtain their nutrition from inorganic compounds. Carbon dioxide is typically the sole source of cellular carbon. These autotrophs use hydrogen sulfide, ammonia or hydrogen gas to reduce carbon into necessary sugars.

Answer 2

Answer:

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Explanation:

Autotrophic and Heterotrophic are the main mode of nutrition in bacteria. ... As no oxygen is required the bacteria can survive in areas where there is low oxygen density. In this process instead of water hydrogen is used as a source of reducing power. The source of hydrogen is organic and inorganic compounds..