O Levels Biology (5090)•5090/11/O/N/22

Explanation
Identifying microorganisms by key features
Steps:
- Examine table columns for features like cell type, reproduction, and structure.
- Match first column to fungus: eukaryotic cells, chitin walls, spore reproduction.
- Match second column to bacterium: prokaryotic cells, peptidoglycan walls, binary fission.
- Match third column to virus: non-cellular, DNA/RNA in protein coat, replicates in host.
Why C is correct:
- C aligns rows precisely with definitions: fungi are eukaryotic with chitin; bacteria prokaryotic with peptidoglycan; viruses acellular needing hosts.
Why the others are wrong:
- A misorders by swapping bacterium and virus, ignoring prokaryotic vs. acellular traits.
- B misorders by placing virus first, which lacks independent cellular structure unlike bacteria or fungi.
- D misorders by placing virus second, confusing it with bacterial reproduction methods.
Final answer: C
Topic: Features of organisms
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