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2nd Class EVS Our Environment Question Bank Our Environment

  • question_answer
    Blackboards are made up of which rock?

    A)  Sand stone                   

    B)  Slate

    C)  Graphite                      

    D)  None of these

    Correct Answer: B

    Solution :

    (b) Slate is blackish in colour and is used for making blackboards slates etc.


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