AIIMS2004Botany-Plant Physiology
AIIMS 2004 Botany Photosynthesis MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which one of the following categories of organisms do not evolve oxygen during photosynthesis?
A
red algae
B
photosynthetic bacteria
C
C₄ plants with Kranz anatomy
D
blue green algae
Correct Answer
Option B
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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