Class 7 Science MCQs - Chapter 17
Physical and Chemical Changes Multiple Choice Questions (MCQs) PDF Download - 17
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The Physical and chemical changes Multiple Choice Questions (MCQs) with Answers PDF (physical and chemical changes MCQs PDF e-Book) download Ch. 17-17 to study Grade 7 Science Course. Learn Physical and Chemical Changes Quiz Questions and Answers to learn online schools courses. The Physical and Chemical Changes MCQs App Download: Free learning app for reversible reaction, endothermic reactions, polythene, making plastics test prep for distance learning classes.
The MCQ: A reaction in which liquid freezes and its solid form changes into liquid at same temperature, is called; "Physical and Chemical Changes" App Download (Free) with answers: Dual side process; Dual side reaction; Reversible reaction; Reversible process; to learn online schools courses. Solve Reversible Reaction MCQ Questions, download Google eBook (Free Sample) for online school classes.
Physical and Chemical Changes MCQs with Answers PDF Download: Quiz 17
A reaction in which liquid freezes and its solid form changes into liquid at same temperature, is called
- dual side reaction
- dual side process
- reversible reaction
- reversible process
Cooking food is an example of
- condensation reaction
- exothermic reaction
- reversible reaction
- endothermic reaction
The freezing point of water is
- 0 °C
- 1 °C
- 100 °C
- 50 °C
Polyethene is
- good conductor of heat
- good conductor of electricity
- poor insulator of electricity
- good insulator of electricity
The varnish which was originally developed for coating the spars of sailing ships is called
- spar varnish
- brown varnish
- yellow varnish
- blue varnish
Class 7 Science Mock Tests
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