Mixtures Multiple Choice Questions and Answers 2 PDF Download

Learn mixtures multiple choice questions, grade 7 science test 2 for elementary school degree online courses, distance learning for exam prep. Practice separating mixtures multiple choice questions (MCQs), mixtures quiz questions and answers for science class for 7th grade science assessment.

Study elementary school science multiple choice questions (MCQs): technique which is used to desalinate water, is with options distillation, reverse osmosis, filtration and heating, separating mixtures quiz for online competitive tests preparation for elementary school admission and high school admission. Free science study guide for online learning separating mixtures quiz questions to attempt multiple choice questions based test.

MCQs on Mixtures Worksheets 2 Quiz PDF Download

MCQ: A technique which is used to desalinate water, is

  1. reverse osmosis
  2. distillation
  3. filtration
  4. heating

A

MCQ: Balloons are filled with

  1. carbon dioxide
  2. oxygen
  3. helium
  4. nitrogen

C

MCQ: Nitrogen helps in preparation of nitrogen based

  1. plants
  2. fertilizers
  3. seeds
  4. trees

B

MCQ: For purification water is passed through

  1. sand
  2. colander
  3. watch glass
  4. strainer

A

MCQ: Percentage of noble gases in air is

  1. 0.2095
  2. 0.78
  3. 0.009
  4. 0.0003

C