AIIMS 2004 Botany Photosynthesis MCQ Question
Which one of the following categories of organisms do not evolve oxygen during photosynthesis?
red algae
photosynthetic bacteria
C₄ plants with Kranz anatomy
blue green algae
Correct Answer
Detailed Explanation
The photosynthetic bacteria (e.g. purple non-sulphur bacteria) photosynthesise using bacterio-chlorophylls a and b in anoxic environments.
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