Physical and Chemical Changes Multiple Choice Questions Test 22 Tests pdf Download

Practice science test 22 on physical and chemical changes MCQs, grade 7 making plastics multiple choice questions and answers. Making plastics revision test has science worksheets, answer key with choices as french inventor, british inventor, american inventor and spanish inventor of multiple choice questions (MCQ) with making plastics quiz as first plastic was invented by for competitive exam prep, viva interview questions. Free science study guide to learn making plastics quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz pdf Download Worksheets 22

MCQ. First plastic was invented by

  1. British inventor
  2. French inventor
  3. American inventor
  4. Spanish inventor


MCQ. Compound formed after heating of iron and Sulphur is known as

  1. iron sulfate
  2. Sulphur ironide
  3. iron sulfite
  4. iron sulfide


MCQ. Photosynthesis is a

  1. physical process
  2. chemical process
  3. biological process
  4. temporary process


MCQ. Particles are close together in

  1. solids
  2. fluids
  3. liquids
  4. gases


MCQ. No new substance is formed in

  1. photosynthesis
  2. respiration
  3. physical change
  4. chemical change