Grade 7 English MCQs

Physical and Chemical Changes Multiple Choice Questions Test 17 Tests pdf Download

Practice science test 17 on physical and chemical changes MCQs, grade 7 reversible reaction multiple choice questions and answers. Reversible reaction revision test has science worksheets, answer key with choices as dual sided process, dual sided reaction, reversible reaction and reversible process of multiple choice questions (MCQ) with reversible reaction quiz as a reaction in which a liquid freezes and its solid melts at same temperature, we call it for competitive exam prep. Free science study guide to learn reversible reaction quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz pdf Download Worksheets 17

MCQ. A reaction in which a liquid freezes and its solid melts at same temperature, we call it

  1. dual sided reaction
  2. dual sided process
  3. reversible reaction
  4. reversible process

C

MCQ. Cooking food is an example of

  1. Condensation reactions
  2. Exothermic reaction
  3. Reversible reaction
  4. Endothermic reaction

D

MCQ. Freezing point of water is

  1. 0°C
  2. 1°C
  3. 100°C
  4. 50°C

A

MCQ. Polyethene is

  1. good conductor of heat only
  2. good conductor of electricity
  3. poor insulator of electricity
  4. good insulator of electricity

D

MCQ. Chemist was trying to produce a

  1. lantern
  2. varnish
  3. marble
  4. mechanical toy

B