Solved IB ACIO Question
A solved IB ACIO PYQ — decoded step-by-step.
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Q · Classification / Odd One Outmedium · 45s
Pick the odd one out based on biological classification:
TopicClassification / Odd One Out
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.25
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
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Octopus is a mollusk; others are fish or fish-like vertebrates.
Final Answer: Option C — Octopus