Physical and Chemical Changes Multiple Choice Questions and Answers 28 PDF Download
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MCQ on Physical and Chemical Changes Worksheets 28 Quiz PDF Download
MCQ: 'Plastic' is made of
MCQ: Essential mineral for plants other than ammonia, is
MCQ: 'Liquids' flow
- only if boiled
- more than solids but less than gases
- more than gases but less than solids
MCQ: Common products in which ammonia is used, are
MCQ: In mixture, particles of iron and sulphur are
- chemically bonded
- biologically bonded
- permanently bonded