The components of food that are necessary for proper growth and functioning of the body are known as ___.
The correct option is
Nutrients are the substances found in food which are necessary for proper growth and functioning of the body. They are categorized as proteins, fats, carbohydrates, vitamins, and minerals, and performs various biological activities such as help in building different parts of the body, produce energy etc.
A drug is a chemical substance that is administered or taken to incite a biological effect in the body of an organism.
Hormone, organic substance secreted by plants and animals that functions in the regulation of physiological activities and in maintaining homeostasis.
Catalyst is a substance that causes or accelerates a chemical reaction without itself being affected.