Physical and Chemical Changes Multiple Choice Questions and Answers 12 PDF Download

Physical and chemical changes multiple choice questions, learn online elementary school science test prep 12 for online courses, distance learning for exam prep. Practice making plastics multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for grade 7 science tutor questions with answers.

Study elementary school science multiple choice questions (MCQs): plastic industry began in, for online elementary education degree with options 1808, 1707, 1909, and 2002, making plastics quiz with tests online learning for kids, distance learning skills improvement by school students. Free science study guide for online learning making plastics quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 12 Quiz PDF Download

MCQ: Plastic industry began in

  1. 1707
  2. 1808
  3. 1909
  4. 2002


MCQ: Two indefinite characteristics of gases are

  1. volume and surface area
  2. volume and mass
  3. surface area and mass
  4. volume and shape


MCQ: For combustion, required gas is

  1. carbon dioxide
  2. nitrogen
  3. hydrogen
  4. oxygen


MCQ: Mixing of iron and sulphur together brings

  1. chemical change
  2. physical change
  3. biological change
  4. organic change


MCQ: Ammonia is made by mixing two gases. These gases are

  1. nitrogen and hydrogen
  2. nitrogen and oxygen
  3. nitrogen and methane
  4. methane and oxygen