Available Answers

1. 1.

   Multiple Choices Questions (MCQs). Tick (√) the right option :

   1. Loss of excess water and salts from the body is called __________________.
      1. Preservation
      2. Rehydration
      3. Dehydration
      4. Fermentation
   2. Mosquitos cause ________________________.
      1. Diarrhoea
      2. Dysentery
      3. Malaria
      4. Rabies
   3. Oral rehydration solution should not be stored for more than.
      1. 2 hours
      2. 12 hours
      3. 2 days
      4. 1 week
   4. To prevent breeding of mosquitos in stagnant water, is should be sprayed with _____________.
      1. Cocunut oil
      2. Kerosene oil
      3. Salt and sugar solution
      4. Mustard oil
   5. Which is the correct way of disposing garbage?
      1. Throwing on the road.
      2. Throwing in the courtyard of the house.
      3. Throwing into covered pits.
      4. Throwing the garbage heap in the play ground.
2. 2.

   Fill in the blanks with the given words :

   garbage

   diseases

   clean

   malaria

   germs

   1. Germs cause ______________ in our bodies.
   2. Uncovered ______________ attracts flies and cockroaches.
   3. Mosquitos cause ___________________.
   4. To stay healthy keep your surroundings ________________.
   5. Flies carry ______________ of many diseases.
3. 3.

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

   1. Clean surroundings helps in prevention of many diseases.
   2. A child suffering from diarrhoea should not be given water.
   3. Pond water helps to prevent the breeding of mosquitoes.
   4. ORS can be stored for more than 20 hours.
   5. Building a soakage pit is best for disposal of garbage.
4. 4.

   Give two methods for disposing of waste water from houses.

5. 5.

   Why should we have covered drains?

6. 6.

   How should we keep our foods?