Question

What are nutrients? write their functions

Answer 1

Carbohydrates provide energy to body. Proteins help in making the new cells and building the muscles. Fat is deposited in the body and used in case body faces lack of carbohydrates (say deprived of food) by burning process. Vitamin A maintains eye sight. Vitamin B complex help in digestion. Vitamin C help in maintaining sound gums. Vitamin K checks bleeding by blood coagulation.

Answer 2

Nutrients are components in foods that an organism uses to survive and grow.
Most of the nutrients serve more than one function, and all are essential and available from foods of the major food groups.
We can list their functions under the following categories:

1) Nutrients That Build and Maintain Body Cells:
* Proteins
* Mineral elements
* Water
* Fats
* Carbohydrates

2) Nutrients That Regulate Body Functions:
* Water
* Vitamins
* Mineral Elements
* Carbohydrates, including fiber

3) Nutrients That Provide Energy:
* Fats
* Carbohydrates (starches and sugars)
* Proteins