Question

question 3
what is the complex carbohydrate used for energy storage in plant cells?
a glucose
b starch
c fiber
d glycogen
e fat

Explanation:

To solve this, we analyze each option:

• Option A: Glucose is a simple sugar, not a complex carbohydrate for long - term energy storage in plants.
• Option B: Starch is a complex carbohydrate made of many glucose units. Plants store excess glucose as starch for energy.
• Option C: Fiber (cellulose) is for structural support in plants, not energy storage.
• Option D: Glycogen is the energy - storage carbohydrate in animals, not plants.
• Option E: Fat is a lipid, not a carbohydrate.

Answer:

B. starch