Physical and Chemical Changes Multiple Choice Quiz Questions 25 pdf Download

Practice science quiz 25 on physical and chemical changes MCQs, grade 7 ammonia and fertilizers multiple choice questions. Free ammonia and fertilizers guide has science worksheet with answering options chlorine, ammonia, hydrogen and methane of multiple choice questions (MCQ) with ammonia and fertilizers quiz as one of main contents of fertilizers is for exam prep. Study to learn ammonia and fertilizers quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes - Quiz 25

MCQ. One of main contents of fertilizers is

  1. Ammonia
  2. Chlorine
  3. Hydrogen
  4. Methane

A

MCQ. Other than carbon and hydrogen, finished plastics may contain

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

B

MCQ. Texture of polyethene 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