Available Answers

1. 1.

   Fill in the blanks.

   1. The nutrients in food are _________________________________.
   2. First set of teeth is called _________________________________.
   3. We give first aid in case of _________________________________.
   4. Clothes protect us from _________________________________.
   5. The three states of matter are _________________________________.
2. 2.

   Strike out the wrong word/words.

   1. Proteins are protective / body-building foods.
   2. Teeth help us to chew / walk.
   3. Cross the road on the zebra crossing when traffic stops / moves.
   4. Woollen clothes must be drycleaned / not be cleaned.
   5. The liquid in which a solid dissolves is called solute / solvent.
3. 3.

   Complete the second pair.

   1. carbohydrates : energy   :: minerals : ___________
   2. virus : chickenpox       :: fungus : ___________
   3. burns : antiseptic cream :: insect bite : ___________
   4. doctor : white clothes   :: people working in factories : ___________
   5. milk : liquid            :: pencil : ___________
4. 4.

   How are carbohydrates and fats useful for us?
5. 5.

   Why should we eat proteins?
6. 6.

   Which is the hardest substance in our body?