Available Answers

1. 1.

   Based on the sources, classify the commonly used fat-rich food materials in the following table:

   Food material	Source
   	Plants	Animals
   Ghee
   Soyabean
   Milk
   Dry fruits

    

2. 2.

   Fill in the blanks.

   1. Proteins obtained from animals sources are called ____________.
   2. Proteins obtained from plants are called ____________.
   3. The process of consumption and utilization of food is known as ____________.
   4. We get vitamin ____________ from sunlight.
   5. ____________ and ____________ are needed for the development of healthy bones and teeth.
3. 3.

   Tick (√) the correct answer:

   1. Carbohydrates are formed of carbon, hydrogen and _____________.
      1. Nitrogen
      2. Oxygen
      3. Argon
      4. Potassium
   2. Deficiency of proteins in the diet leads to _____________.
      1. Kwashiorkor
      2. Goitre
      3. Marasmius
      4. Beri-beri
   3. Cellulose acts as _____________.
      1. vitamins
      2. minerals
      3. proteins
      4. roughage
   4. Proteins are made up of _____________ hydrogen, oxygen and nitrogen.
      1. argon
      2. dioxide
      3. carbon
      4. all
   5. _____________ percent mass of human body is water.
      1. 50
      2. 60
      3. 70
      4. 100
4. 4.

   Fill in the blanks:

   1. Goitre is caused due to the deficiency of _____________.
   2. _____________ is caused due to deficiency of Vitamin C.
   3. _____________ helps in blood clotting.
   4. Proteins are called _____________ foods.
   5. Fats come from _____________ and _____________.
5. 5.

   Write 'T' for true and 'F' for false:

   1. Balanced diet for the should contain a variety of food items.
   2. Fats yield more energy than carbohydrates.
   3. Deficiency diseases can be prevented by eating a balanced diet.
   4. Marasmus and Kwashiorkor are caused due to deficiency of carbohydrates and proteins.
   5. Children up to 10 to 12 years need 40 g protein and 70 g fats.
   6. We should eat a lot of fried food because frying makes food tasty.
6. 6.

   Match the following:

   Column I	Column II
   1. Vitamin A	a. Rickets
   2. Vitamin B	b. Beri-Beri
   3. Vitamin C	c. Bleeding disease
   4. Vitamin D	d. Scurvy
   5. Vitamin K	e. Night blindness