Food: Why Is Food Needed, Different Sources and Ingredients of Food.

Lesson 5 of 5 • 7 upvotes • 8:00mins

Swati Patle Bisen

This lesson introduces what is food, what function it performs. It also briefly includes the sources from which organism obtains its nutrition. This lesson introduces important food ingredients such as carbohydrates, fats and proteins that we will be discussing in detail in coming lesson.