In onion food is stored in_______________?
Correct answer: C. Scale leaves
- A. Aerial stem
- B. Root
- C. Scale leaves
- D. Bud
Explanation
An onion bulb is a modified underground stem whose fleshy scale leaves store carbohydrates and water. Students may choose a bud because the bulb contains a central growing bud, but the stored food is mainly held in the thickened scale leaves surrounding it.
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About Carbohydrates
Carbohydrates are organic compounds classified as monosaccharides, disaccharides and polysaccharides according to their structure and hydrolysis products. The topic covers glycosidic bonds, glucose and fructose, sucrose, lactose and maltose, starch, glycogen and cellulose, along with their roles in energy storage, structural support and food tests.
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