Difficulty: Easy
Correct Answer: Stem (an underground stem tuber)
Explanation:
Given data
Concept / IdentificationThe potato is a stem tuber (underground stem) characterized by nodes and axillary buds (eyes). These features confirm stem origin rather than root (which lacks nodes and axillary buds).
Why others are incorrectStorage roots (e.g., carrot, beet) are anatomically different; leaves and fruits have distinct tissues; rhizoids occur in non-vascular plants.
Final AnswerStem (an underground stem tuber).
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