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

Learn physical and chemical changes multiple choice questions, grade 7 science online test 25 for elementary school degree online courses, distance learning for exam prep. Practice ammonia and fertilizers multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for 7th grade science homework help.

Study elementary school science multiple choice questions (MCQs): one of main components of fertilizers is, for free online courses with choices chlorine, ammonia, hydrogen, and methane, ammonia and fertilizers quiz with online student portal for school students to prepare competitive exams. Free science study guide for online learning ammonia and fertilizers quiz questions 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