Photosynthetic bacteria utilize H₂S instead of water and liberate one of the following instead of oxygen:

Correct answer: A. Sulphur

  • A. Sulphur
  • B. Phosphorus
  • C. Calcium
  • D. Magnesium

Explanation

Photosynthetic bacteria is mistakenly typed as photosynthesis bacteria. Option A: Sulphur is correct. Photosynthetic bacteria utilize H2S instead of water and liberate sulfur instead of oxygen. CO2 + H20 → (CH2O)n + H2S + 2S STB Pg 105.

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