Class 7 Science MCQs - Chapter 18
Physical and Chemical Changes Multiple Choice Questions (MCQs) PDF Download - 25
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The Book Physical and chemical changes Multiple Choice Questions (MCQs), physical and chemical changes MCQs with Answers PDF Download, e-Book Ch. 18-25 to study Grade 7 Science Course. Learn physical and chemical changes quiz questions and answers to study e-learning courses. The Physical and Chemical Changes MCQs App Download: Free learning app for ammonia and fertilizers, making plastics, polythene, iron and sulphur, solids liquids and gases test prep for online certifications.
The Multiple Choice Question (MCQ Quiz): One of main components of fertilizers is; "Physical and Chemical Changes" App Download (Free) with answers chlorine, ammonia, hydrogen and methane to study e-learning courses. Solve ammonia and fertilizers quiz questions, download Google eBook (Free Sample) for distance education.
Physical and Chemical Changes Questions & Answers PDF Download: MCQ Quiz 25
MCQ 121: One of the main components of fertilizers is
- ammonia
- chlorine
- hydrogen
- methane
MCQ 122: Other than carbon and hydrogen, finished plastic may contain
- nitrogen and phosphorus
- nitrogen and oxygen
- sulphur and iron
- magnesium and nitrogen
MCQ 123: The texture of 'polythene' is
- hard and rough
- hard and smooth
- soft and rough
- soft and smooth
MCQ 124: Iron sulfide cannot be separated by magnet because iron and sulphur are now
- physically bonded
- chemically bonded
- biologically bonded
- organically bonded
MCQ 125: Compared to liquids, solids are
- incompressible
- compressible
- more compressible than liquids
- less compressible than liquids
Class 7 Science Mock Tests
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