Physical and Chemical Changes Multiple Choice Questions 30 PDF Download

Learn physical and chemical changes MCQs, grade 7 science test 30 for online courses learning and test prep, burning fuels multiple choice questions and answers. Burning fuels revision test includes science worksheets to learn for science help for online contests.

Science multiple choice questions (MCQ) on substance which is burned to produce heat and light is known as with options alcohol, fuel, acid and alkane, burning fuels quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn burning fuels quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 30

MCQ. A substance which is burned to produce heat and light is known as

  1. fuel
  2. alcohol
  3. acid
  4. alkane

A

MCQ. A change of state from one form to other is a

  1. physical change
  2. chemical change
  3. biological change
  4. state variation

A

MCQ. Plastic industry was started when a chemist made a

  1. black coating of plastic
  2. bakelite
  3. solid kerosene plastic
  4. plastic with cellulose

B

MCQ. Physical changes are

  1. reversible
  2. irreversible
  3. permanent
  4. temporary

A

MCQ. Reactions of 'exothermic' are

  1. condensation reactions
  2. endothermic reactions
  3. reversible reactions
  4. substitution reactions

B