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SAI INTERNATIONAL SCHOOL
                                                      CLASS-VII
                                            SUBJECT - CHEMISTRY

                                TOPIC- MANAGEMENT OF WASTE WATER
                                              SUB TOPIC- WASTE WATER


               OBJECTIVE
               MCQs



                 Sl.                                Questions                                  Mar     Skill
                 No.                                                                           k
                 Q.1   Which of the following activity do not cause water pollution?           1       R
                           a)  Brushing teeth
                           b)  Shaving
                           c)  Washing clothes
                           d)   Watering plant

                 Q.2                                                                           1       uU
                       This is an example of liquid waste
                          a)  Urine
                          b)  Smoke
                          c)  Broken glass
                          d)  d) Vegetable peels


                 Q3.  Which one of the following is not a pollutant?                           1       U
                       a) Dirt

                       b) Dust

                       c) Nitrogen
                       d) Smoke
                 Q4.  Which one of the following is incorrect statement?                       1       U

                           a) Another name for dirty water is clean water.
                           a)  Chemical mixed with water and cause water pollution.
                           b)  Cleaning of water is needed before drinking.
                             d) Water is also called as life.



               SUBJECTIVE


                 S.L                                 Questions                                 Mark  Skill
                 No.
                 Q.1    What is pollution?                                                     1       R







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