Posted by In RBSE Solutions for Class 6 Science Chapter 1, titled “Components of Food,” students learn about the essential nutrients required for a balanced diet and their importance in maintaining good health. This chapter introduces the basic building blocks of food, including carbohydrates, proteins, fats, vitamins, minerals, and water. By understanding these nutrients, students will grasp why each component is vital for our body’s growth, energy, and immunity.
Table of Contents
Key Topics Covered in Chapter 1: Components of Food
- Nutrients and Their Types
- Introduction to nutrients and why they are essential for the body.
- Explanation of the six primary nutrients: carbohydrates, proteins, fats, vitamins, minerals, and water.
- Functions of Nutrients
- Carbohydrates: Provide energy for daily activities.
- Proteins: Help in growth, repair, and maintenance of body tissues.
- Fats: Store energy and help in the absorption of vitamins.
- Vitamins: Essential for various body functions and immunity.
- Minerals: Required for strong bones, healthy teeth, and other critical body functions.
- Water: Necessary for digestion, absorption of nutrients, and waste removal.
- Balanced Diet
- Understanding what a balanced diet is and its importance in maintaining health.
- Examples of balanced meals that include all nutrients in the right proportions.
- Deficiency Diseases
- Explanation of diseases that occur due to a lack of specific nutrients.
- Common deficiency diseases, such as scurvy (vitamin C deficiency), rickets (vitamin D deficiency), and anemia (iron deficiency).
- Testing Food for Nutrients
- Practical methods to test for the presence of nutrients in food, such as starch, protein, and fats.
Exercise Questions
1. Name the major nutrients in our food.
Solution:
The major nutrients in our food are Carbohydrates, Proteins, Lipids, Vitamins, Minerals and dietary fibres.
2. Name the following:
(a) The nutrients which mainly give energy to our body.
(b) The nutrients that are needed for the growth and maintenance of our body.
(c) A vitamin required for maintaining good eyesight.
(d) A mineral that is required for keeping our bones healthy.
Solution:
a) Carbohydrates
b) Proteins and minerals
c) Vitamin A
d) Calcium
3. Name two foods, each rich in:
(a) Fats
(b) Starch
(c) Dietary fibre
(d) Protein
Solution:
a) Cream, butter
b) Rice, wheat
c) Whole grains, raw vegetables
d) Milk, soya bean
4. Tick (√) the statements that are correct.
(a) By eating rice alone, we can fulfil the nutritional requirements of our body. ( )
(b) Deficiency diseases can be prevented by eating a balanced diet. ( )
(c) Balanced diet for the body should contain a variety of food items. ( )
(d) Meat alone is sufficient to provide all nutrients to the body. ( )
Solution:
(a) By eating rice alone, we can fulfil the nutritional requirements of our body. ( )
(b) Deficiency diseases can be prevented by eating a balanced diet. (√ )
(c) Balanced diet for the body should contain a variety of food items. (√ )
(d) Meat alone is sufficient to provide all nutrients to the body. ( )
5. Fill in the blanks.
(a) ______________ is caused by the deficiency of Vitamin D.
(b) Deficiency of ______________ causes a disease known as beriberi.
(c) Deficiency of Vitamin C causes a disease known as ______________.
(d) Night blindness is caused due to deficiency of ____________ in our food.
Solution:
(a) Rickets is caused by the deficiency of Vitamin D.
(b) Deficiency of Vitamin B1 causes a disease known as beriberi.
(c) Deficiency of Vitamin C causes a disease known as Scurvy.
(d) Night blindness is caused due to deficiency of Vitamin A in our food.