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ICSE Class 8 Answered

define following term 1)undesirable change            2)man made change  
Asked by nathsantanukumar | 23 Mar, 2018, 04:00: PM
answered-by-expert Expert Answer

1)Undesirable change: 

        Changes which produce useless results and are brought about by man or nature.

        Example: Breaking of glass

          

2)Man-made change:

      Changes made by man itself using naturally occurring substances.

      Example: Cutting of trees.

 

Answered by Ramandeep | 23 Mar, 2018, 06:30: PM
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