Physical and Chemical Changes Multiple Choice Questions and Answers 25 PDF Book Download

Physical and chemical changes MCQs, physical and chemical changes quiz answers 25 to learn elementary education online courses. Making ammonia multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for for online elementary education degree. Ammonia and fertilizers, making plastics, polythene, iron and sulphur, solids liquids and gases test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): Ammonia and fertilizers, making plastics, polythene, iron and sulphur, solids liquids and gases, with choices nitrogen and oxygen, nitrogen and phosphorus, sulphur and iron, and magnesium and nitrogen for online elementary education degree. Free science study guide for online learning making ammonia quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 25 PDF Book Download

MCQ: One of main components of fertilizers is

  1. ammonia
  2. chlorine
  3. hydrogen
  4. methane

A

MCQ: Other than carbon and hydrogen, finished plastic may contain

  1. nitrogen and phosphorus
  2. nitrogen and oxygen
  3. sulphur and iron
  4. magnesium and nitrogen

B

MCQ: Texture of 'polythene' is

  1. hard and rough
  2. hard and smooth
  3. soft and rough
  4. soft and smooth

D

MCQ: Iron sulfide cannot be separated by magnet because iron and sulphur are now

  1. physically bonded
  2. chemically bonded
  3. biologically bonded
  4. organically bonded

B

MCQ: Compared to liquids, solids are

  1. incompressible
  2. compressible
  3. more compressible than liquids
  4. less compressible than liquids

A