Physical and Chemical Changes Multiple Choice Questions and Answers 28 pdf eBooks Download

Learn physical and chemical changes MCQs, grade 7 online science test 28, making plastics multiple choice questions and answers. Making plastics revision test has science worksheets, helping answer key with choices as alkanes, amines, hydrocarbons and alcohols of multiple choice questions (MCQ) with making plastics quiz as 'plastic' is made of for competitive exam prep, viva interview questions. Free science study guide to practice making plastics quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz pdf Download Worksheets 28

MCQ. 'Plastic' is made of

  1. amines
  2. alkanes
  3. hydrocarbons
  4. alcohols

C

MCQ. Essential mineral for plants other than ammonia, is

  1. potassium
  2. sodium
  3. phosphorus
  4. uranium

C

MCQ. 'Liquids' flow

  1. only if boiled
  2. hardly
  3. more than solids but less than gases
  4. more than gases but less than solids

C

MCQ. Common products in which ammonia is used, are

  1. lubricants
  2. detergents
  3. perfumes
  4. deodorants

B

MCQ. In mixture, particles of iron and sulphur are

  1. separate
  2. chemically bonded
  3. biologically bonded
  4. permanently bonded

A