Mixtures Multiple Choice Questions 2 PDF Download

Learn mixtures MCQs, grade 7 online science test 2, separating mixtures multiple choice questions and answers. Separating mixtures revision test has science worksheets, helping answer key with choices as distillation, reverse osmosis, filtration and heating of multiple choice questions (MCQ) with separating mixtures quiz as a technique which is used to desalinate water, is for competitive exam prep, viva interview questions. Free science study guide to practice separating mixtures quiz to attempt multiple choice questions based test.

MCQs on Mixtures Quiz PDF Download Worksheets 2

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

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


MCQ. Balloons are filled with

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


MCQ. Nitrogen helps in preparation of nitrogen based

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


MCQ. For purification water is passed through

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


MCQ. The percentage of noble gases in air is

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