Get here CBSE Class 9 Science Extra Questions and Answers for Chapter 1 - Matter in Our Surroundings. All these questions and answers are based on the NCERT textbook and are important for the CBSE ...
NCERT Class 9 Science Book PDF: The National Council of Educational Research and Training (NCERT) has revised the Class 9 Science NCERT Book with the deletion of certain chapters and topics to reduce ...
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