Grade 7 English MCQs

Physical and Chemical Changes Multiple Choice Questions Test 28 Tests pdf Download

Practice science test 28 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 alkanes, amines, hydrocarbons and alcohols of multiple choice questions (MCQ) with making plastics quiz as plastic is made of for competitive exam prep. 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 28

MCQ. Plastic is made of

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

C

MCQ. Another mineral other than ammonia essential for plants 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 in 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

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