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Question: Answered & Verified by Expert
Chemosynthetic bacteria obtain energy from:
BiologyPhotosynthesis in Higher Plants
Options:
  • A
    sun
  • B
    infrared rays
  • C
    organic substances
  • D
    inorganic chemicals
Solution:
2725 Upvotes Verified Answer
The correct answer is:
inorganic chemicals
Chemosynthetic bacteria were the first organism on earth to synthesise their own food by obtaining energy from chemicals like $\mathrm{H}_2 \mathrm{~S}, \mathrm{NO}_2$, etc. Photosynthetic bacteria have originated from chemosynthetic bacteria.

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