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                                          SAI INTERNATIONAL SCHOOL
                   SUB- SOCIAL SCIENCE- GEOGRAPHY (VIRTUAL CLASSES WORKSHEET-3)
              STD-VIII- CHAPTER-2- LAND, SOIL, WATER, NATURAL VEGETATION AND WILDLIFE
                                                       RESOURCES

                                             SUBJECTIVE ASSIGNMENT-3
        Sl.no.  Questions                                                                     Page      Marks
                 Fill in the blanks:


                         a)     ______determines colour, texture, chemical properties mineral,
          1.                    content, permeability of the soil.                              13        1
                         b)     ________and ________ influence rate of weathering and humus.
                         c)     The process responsible for soil formation is called_____.


           2     Define the term Weathering?                                                    13        1
                 Define soil profile.
           3                                                                                    13        1

                 What is Humus?
           4                                                                                    13        1

                 Label the given diagram.Define the main process through which soil is formed?








           5                                                                                    13        3










                 What is soil made up of? State the process of soil formation. What makes the soil
           6                                                                                    13        3
                 fertile?
                 Explain the major factors of soil formation.
           7                                                                                    13        5

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