1st Class Science Air, Water and Weather Air around Us

Air around Us

Category : 1st Class

 *    Air around Us

   

              Air is a natural resource, which we use for breathing.

  • It is a mixture of different gases.
  • It is found everywhere.
  • It cannot be seen with naked eyes.
  • It is necessary for life.
  • All the living things breathe in air.
  • Animals breathe in oxygen and breathe out carbon dioxide.
  • Without air, there will be no life on the earth.

 

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Where does air exist?

(a) Only in our room                                       (b) Only in an empty glass

(c) Everywhere                                                 (d) Only in an empty cup

 

Answer: (c)

Explanation

Option (C) is correct. Therefore, rest of the options is incorrect.

 

 

  What is the colour of air?

(a) Red                                                                 (b) Yellow

(c) Blue                                                                 (d) Colourless

 

Answer: (d)

Explanation

Option (D) is correct because air does not have color. Therefore, rest of the options is incorrect.

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