Physical and Chemical Changes Multiple Choice Questions 15 PDF Download

Practice physical and chemical changes MCQs, grade 7 online science test 15, solids liquids and gases multiple choice questions and answers. Solids liquids and gases revision test has science worksheets, helping answer key with choices as definite, changeable, irregular and regular of multiple choice questions (MCQ) with solids liquids and gases quiz as the shape of solid is for competitive exam prep, viva interview questions. Free science study guide to practice solids liquids and gases quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 15

MCQ. The shape of solid is

  1. changeable
  2. definite
  3. irregular
  4. regular

B

MCQ. The reaction in which heat is taken while taking place, is known as

  1. exothermic reaction
  2. endothermic reaction
  3. reversible reaction
  4. substitutive reaction

B

MCQ. Large and long molecules made by the linkage of small molecules are known as

  1. polyesters
  2. polymers
  3. polypeptides
  4. polysomerism

B

MCQ. John Hyatt's invention was about

  1. cellulose in wood
  2. soil particles under plant roots
  3. plant stem
  4. barks of wood

A

MCQ. Polyvinyl chloride is a

  1. metal
  2. plastic
  3. metalloid
  4. gas

B