Question

Which is the first source of energy for the body?
Answer

Carbohydrates

Fat

Vitamins

Proteins

Answer 1

Carbohydrates.

Lipids are used after carbohydrate stores (first simple carbohydrates like glucose, then stored carbohydrates like starch and glycogen) are metabolised. Then proteins are metabolised after lipid stores are exhausted, but that literally takes months of starvation.

Answer 2

Thank u!