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

Learn physical and chemical changes MCQs, grade 7 science test 25 for online learning courses and test prep. Ammonia and fertilizers multiple choice questions (MCQs), physical and chemical changes quiz questions and answers include science worksheets for 7th grade science homework help.

Science multiple choice questions (MCQ): one of main components of fertilizers is with options chlorine, ammonia, hydrogen and methane, ammonia and fertilizers quiz with online student portal for school students to prepare competitive exams. Free science study guide to learn ammonia and fertilizers quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Worksheets 25 Quiz PDF 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