Available Answers

1. 1.

   Tick (√) the correct options:

   1. If a food material turns blue-black on addition of iodine solution, it confirms the presence of _______________.
      1. fats
      2. proteins
      3. starch
      4. vitamins
   2. Which of the following provide energy?
      1. vitamins
      2. minerals
      3. carbohydrates
      4. water
2. 2.

   Tick (√) the correct options:

   1. Which of the following minerals is essential for the formation of thyroxine hormone?
      1. calcium
      2. phosphorus
      3. iodine
      4. iron
   2. A pregnant woman needs more _______________ in her diet.
      1. carbohydrates
      2. proteins
      3. fats
      4. vitamin A
3. 3.

   Tick (√) the correct options:

   1. Which of the following is a source of fat?
      1. soya bean oil
      2. apple
      3. wheat
      4. none of these
   2. For protein test, we add _______________ solution along with caustic soda solution.
      1. copper sulphate
      2. magnesium sulphate
      3. calcium sulphate
      4. iodine
   3. Which of the following food items shows a positive starch test?
      1. butter
      2. egg
      3. rice
      4. oil
   4. Obesity is due to excessive intake of _______________.
      1. proteins
      2. fats
      3. minerals
      4. vitamins
   5. Spongy and bleeding gums are symptoms of _______________.
      1. beriberi
      2. scurvy
      3. rickets
      4. night blindness
   6. Which vitamin is essential for proper vision in darkness?
      1. vitamin D
      2. vitamin A
      3. vitamin C
      4. vitamin B
4. 4.

   Fill in the blanks:

   1. _______________ and fats provide us energy.
   2. Carrot is a rich source of vitamin _______________.
   3. The fibrous indigestible material present in our food is called _______________.
   4. The diet that contains all components of food in the required proportion is called a _______________.
   5. Excessive loss of water from the tissues of the body is called _______________.
5. 5.

   Match the following:

   Column A	Column B
   1. Fluorine	(a) beriberi
   2. Iron	(b) rickets
   3. Vitamin B1	(c) kwashiorkor
   4. Protein deficiency	(d) dental caries
   5. Vitamin D	(e) anaemia

6. 6.

   Look at the pictures and identify the diseases. Write their names in the spaces provided: