what is nutrition?

Nutrition is the process by which living organisms obtain food and use it for energy, growth, repair, and maintenance of the body.

Food provides essential nutrients such as carbohydrates, proteins, fats, vitamins, and minerals that help organisms perform various life processes.

Types of Nutrition:

1. Autotrophic Nutrition – Organisms make their own food, e.g., green plants.

2. Heterotrophic Nutrition – Organisms depend on other organisms for food, e.g., humans and animals.

Importance of Nutrition:

• Provides energy for daily activities.

• Supports growth and development.

• Helps repair damaged tissues.

• Maintains overall health.

In simple terms: Nutrition is the process of taking in and using food to stay alive, grow, and carry out life activities.