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

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

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

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 _______________.

Match the following: