Chapter 18: Class 7 Science Exam Tests
Class 7 Science MCQs - Chapter 18
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MCQ 121: One of the main components of fertilizers is
MCQ 122: Other than carbon and hydrogen, finished plastic may contain
MCQ 123: The texture of 'polythene' is
MCQ 124: Iron sulfide cannot be separated by magnet because iron and sulphur are now
MCQ 125: Compared to liquids, solids are
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