The Exam Hall

Setting out the paper…

Topics covered in this unit

6 topics tagged
  • Physical and Chemical Changes7
  • Role of Oxygen in Natural Chemical Reactions7
  • Physical and Chemical Properties4
  • Prevention of Rusting3
  • Chemical Equation2
  • Impact of Combustion on Environment2

Every question is tagged to one of these topics, so your result shows which part of the chapter to revise.

Before you start

There is no negative marking on this paper, so leave nothing blank.

Same subject mix

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Frequently asked questions

How many MCQs are in Class 7 General Science Unit 5: Physical and Chemical Changes?
This test has 25 MCQs and a 25-minute timer. There is no negative marking.
Which topics does Class 7 General Science Unit 5 cover?
Physical and Chemical Changes, Role of Oxygen in Natural Chemical Reactions, Physical and Chemical Properties, Prevention of Rusting, Chemical Equation and Impact of Combustion on Environment. Each question is tagged to one of these topics, so your result shows which ones to revise.
Which textbook is this Class 7 General Science unit based on?
It follows Unit 5, "Physical and Chemical Changes", of the Class 7 General Science textbook published by the Punjab Curriculum and Textbook Board (PCTB), English medium medium.
Can I practise the other Class 7 General Science units?
Yes. Class 7 General Science has 12 unit tests, all listed on the Class 7 General Science chapter-wise page, and the full Class 7 set is on the Class 7 page.