Physical and Chemical Changes Multiple Choice Questions 25 PDF Download

Learn physical and chemical changes MCQs, grade 7 online science test 25, ammonia and fertilizers multiple choice questions and answers. Ammonia and fertilizers revision test has science worksheets, helping answer key with choices as chlorine, ammonia, hydrogen and methane of multiple choice questions (MCQ) with ammonia and fertilizers quiz as one of main components of fertilizers is for competitive exam prep, viva interview questions. Free science study guide to practice ammonia and fertilizers quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 25

MCQ. One of the 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. The 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