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Q: Which of the following nutrients stores maximum energy per gram?
  • A. Fat
  • B. Proteins
  • C. Roughage
  • D. Vitamins
Correct Answer: Option A - Fat stores maximum energy per gram. Fat is one of the macromolecule nutrient including carbohydrate and protein. Fat molecule is composed of carbon and hydrogen. Each gram of fat supplies the body with about 9 calories, more than twice that is supplied by proteins or carbohydrates.
A. Fat stores maximum energy per gram. Fat is one of the macromolecule nutrient including carbohydrate and protein. Fat molecule is composed of carbon and hydrogen. Each gram of fat supplies the body with about 9 calories, more than twice that is supplied by proteins or carbohydrates.

Explanations:

Fat stores maximum energy per gram. Fat is one of the macromolecule nutrient including carbohydrate and protein. Fat molecule is composed of carbon and hydrogen. Each gram of fat supplies the body with about 9 calories, more than twice that is supplied by proteins or carbohydrates.