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- Subject
- Biology Mcqsbiology-mcqs
- Published
- 9 Jun 2018
- Last updated
- 28 May 2026
Explanation
Option A lists genera such as Pinnularia, Navicula, Cymbella, and Melosira, all of which are well-known diatoms. The other options represent different groups: B includes euglenoids, C contains cyanobacteria, and D consists of dinoflagellates.
More Biology Mcqs
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- 5.Which scientific discipline focuses on organizing and categorizing living organisms?
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