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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8

Why do we need instant energy? Does glucose give that energy? Explain. - Science

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Question

Why do we need instant energy? Does glucose give that energy? Explain.

Answer in Brief

Solution

  1. Energy is needed for performing day-to-day activities of the body which is got through intake of food. This provides energy for all organ systems.
  2. Instant energy may be required in cases of extended physical activities like running or physical ailments like tiredness or giddiness.
  3. Glucose is the simplest form of carbohydrate. Intake of glucose helps it to solubilise in the blood immediately and is carried to organs of the body thus helping to provide instant energy digestion of carbohydrates also converts it to glucose finally.
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Chapter 18: Organisation of Life - Exercises [Page 216]

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Samacheer Kalvi Science [English] Class 8 TN Board
Chapter 18 Organisation of Life
Exercises | Q VIII. 1. | Page 216
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