Mixtures Multiple Choice Questions 2 PDF Download

Learn mixtures MCQs, grade 7 science test 2 for learning online courses and test prep, separating mixtures multiple choice questions and answers. Separating mixtures revision test includes science worksheets to learn for 7th grade science assessment.

Science multiple choice questions (MCQ) on technique which is used to desalinate water, is with choices distillation, reverse osmosis, filtration and heating, separating mixtures quiz for competitive exam prep, summative and formative assessment interview questions with answers key. Free science study guide to learn 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. Percentage of noble gases in air is

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