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Question: Answered & Verified by Expert
Oxygen is not produced during photosynthesis by
BiologyBiological ClassificationNEETNEET 2018
Options:
  • A Cycas
  • B Nostac
  • C Green sulphur bacteria
  • D Chara
Solution:
1755 Upvotes Verified Answer
The correct answer is: Green sulphur bacteria

Green sulfur bacteria are nonmotile and capable of anoxygenic photosynthesis. In contrast to plants, green sulfur bacteria mainly use sulfide ions as electron donors.

Cycas belongs to Gymnospermaea, which show oxygenic photosynthesis. Chara is a Chlorophyceae member to show oxygenic photosynthesis. Cyanobacteria like Nostoc, Anabaena have evoleved oxygenic photosynthetic mechanism.

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