Short Questions and Answers for the Chapter Source of Foods:

What are the two main sources of food?
- Plants and animals are the two main sources of food for humans. Plants provide fruits, vegetables, grains, and nuts, while animals provide meat, dairy products, and eggs.

Why is it important to have a balanced diet?
- A balanced diet is important because it provides the body with all the necessary nutrients, vitamins, and minerals needed for proper growth, development, and overall health. It helps in maintaining a healthy weight, preventing diseases, and improving overall well-being.

What are the different types of nutrients present in food?
- The different types of nutrients present in food are carbohydrates, proteins, fats, vitamins, minerals, and water. Each nutrient plays a specific role in the body and is essential for various bodily functions.

How does food provide energy to our body?
- Food provides energy to our body through the process of digestion. The carbohydrates, fats, and proteins present in food are broken down into glucose, which is used by the body as a source of energy. The energy from food helps in carrying out various activities and functions.

Why is it important to eat a variety of foods?
- It is important to eat a variety of foods to ensure that the body receives all the necessary nutrients in the right proportions. Different foods contain different nutrients, and by eating a variety of foods, we can ensure that we are getting all the essential nutrients for our body's needs.