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Question
Biology
Cyanobacteria are
Q. Cyanobacteria are
1876
220
Microbes in Human Welfare
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A
heterotrophs
20%
B
chemotrophs
19%
C
autotrophs
57%
D
organotrophs
3%
Solution:
Cyanobacteria are photosynthetic, Gram negative prokaryotes. They have chlorophyll a and are probably major primary producers in the world's oceans. Hence, they are autotrophs.