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SAI International School
                                               Subject - Chemistry
                                                     Class - VIII
                                        Topic – Combustion and Flame
                  Sub-Topic- Types of combustion, Calorific Value and Numericals
                                                        Flame


                                                Home Assignment

               Objective Questions

             MCQS:-
          Q. No.                                    Questions                                   Skill  Marks
             1.      Which of these undergo explosive combustion?                                 U       1
                        a.  Crackers.
                        b.  Petrol.
                        c.  Diesel.
                        d.  Kerosene.
             2.      Idea fuel should                                                           K&U       1
                        a.  Have a low ignition temperature.
                        b.  Moderate ignition temperature.
                        c.  High ignition temperature.
                        d.  Not burn.
             3.      The least hot zone in a candle flame is.                                     K       1
                        a.  Outermost zone.
                        b.  Innermost zone.
                        c.  Middle zone.
                        d.  Luminous zone.

             4.      Which of these fuels do not burn with a flame?                                       1
                        a.  Charcoal.                                                           U&A
                        b.  Petrol.
                        c.  Kerosene.
                        d.  Wood.
             5.      Which of these is the characteristic of an ideal fuel?                     K&U       1
                        a.  It should produce smoke.
                        b.  It should leave behind a lot of ash and residue.
                        c.  It should have a high calorific value.
                        d.  It should burn very easily.














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