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प्रश्न
How do bacteria obtain their nourishment?
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उत्तर
Modes of nutrition in bacteria:
- Autotrophic bacteria: Able to synthesize their own food
- Photoautotrophs: Contain chlorophyll and use light energy for the synthesis of food
- Chemoautotrophs: Obtain energy by oxidizing inorganic compounds
- Heterotrophic bacteria: Require organic compounds as their main source
- Saprophytes: Grow on dead and decaying organic matter
- Parasites: Obtain their food from living host on which they grow .
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