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SAI International School

                                               Subject - Chemistry
                                                      Class - VII
                                      Topic - SOIL: A Natural Resource

                             Sub-topic - Formation and Composition of Soil
                                                Home Assignment


               Objective (MCQs)

               Sl.                                Questions                             Skill      Marks
               No.

               1.        Soil is formed by ________ of rocks.                           R          1


                            a.  Erosion
                            b.  Weathering
                            c.  Conservation
                            d.  Preservation
               2.        These help in breaking down dead organic matter and            K          1
                         convert them into humus.

                            a.  Wind
                            b.  Parent rocks
                            c.  Temperature
                            d.  Microbes
               3.        Soil is generally ______ in colour:                            K          1

                            a.  Dark brown
                            b.  Yellow
                            c.  Green
                            d.  Black
               4.        The component of soil which is obtained from organic           U          1
                         matter.

                            a.  Sand
                            b.  Water
                            c.  Clay.
                            d.  Humus
               5.        The level at which the natural store of ground water is        K          1
                         found.

                            a.  Bedrock
                            b.  Water table
                            c.  Underground water
                            d.  Solid rock
               6.        This takes millions of years to get formed.                    K          1


                            a.  Water
                            b.  Air
                            c.  Soil
                            d.  Rocks

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