Page 1 - 4-Home Assignment-Uses of Air, Air Pollution
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SAI INTERNATIONAL SCHOOL
                                                      Class - VI
                                               Subject - Chemistry
                                              Topic – Air Around Us
                                   Sub-Topic – Uses Of Air, Air Pollution


                                                Home Assignment

               Objective Questions

        Q.1       A waste product of respiration is                                                       C

                      a)  Oxygen
                      b)  Nitrogen
                      c)  Carbon dioxide
                      d)  energy

        Q.2
                  The device used to generate electricity with the help of wind………                        C
                      a)  Wind pane
                      b)  Windmill
                      c)  Wind box
                      d)  Wind machine

        Q.3       Which one of the following is incorrect?                                                A
                      a)  Air helps for the dispersal of seeds.
                      b)  Air helps to generate electricity
                      c)  Air helps to pollute the environment
                      d)  Air helps to dry clothes.


        Q4.       This is a disease that does not cause due to air pollution                              A
                      a)  Asthma
                      b)  Blood cancer
                      c)  Lung cancer
                      d)  Breathing problem

        Q5.       Which of the following is not a pollutant?                                              C
                      a)  dust particles
                      b)  Water vapour
                      c)  harmful gases
                      d)  chemicals

        Q6.       The air in this form is used to inflate tyres of vehicles.                              C

                         a)  Liquid form
                         b)  Solid form
                         c)  Semisolid form
                         d)  Compressed form







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