Physical and Chemical Changes Multiple Choice Questions and Answers 13 PDF Download

Learn physical and chemical changes multiple choice questions, grade 7 science online test 13 for elementary school degree online courses, distance learning for exam prep. Practice polythene multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for class 7 science questions with answers.

Study elementary school science multiple choice questions (MCQs): ethene' is, for free online courses with choices alkene, alkane, alcohol, and carboxylic acid, polythene quiz for online middle school, elementary school and high school courses preparation for final exams. Free science study guide for online learning polythene quiz questions to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Worksheets 13 Quiz PDF Download

MCQ: Ethene' is

  1. alkane
  2. alkene
  3. alcohol
  4. carboxylic acid


MCQ: Most of fuels such as petroleum has

  1. carbohydrates
  2. fats
  3. hydrocarbons
  4. metals


MCQ: Molecules in high density polythene are

  1. closely packed than low density polythene
  2. far apart than in low density polythene
  3. more vigorous than in low density polythene
  4. more violent than in low density polythene


MCQ: Generally methane gas is known as

  1. compressed gas
  2. liquid gas
  3. natural gas
  4. artificial gas


MCQ: Gases are

  1. incompressible
  2. compressible
  3. colorful
  4. dense than liquids and solids