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5. | Purple and green non-sulfur bacteria belongs to which of the following classes? | |
A. | Photolithoautotrophy | |
B. | Photoorganohetrotrophy | |
C. | Chemolithoautotrophy | |
D. | Chemoorganohetrotrophy | |
Answer: Option B | |
Explanation: | |
Purple and green non-sulfur bacteria use light energy as an energy source, organic carbon source, and organic hydrogen as the source of an electron. |
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