Mixtures Multiple Choice Questions 1 PDF Download

Learn mixtures MCQs, grade 7 online science test 1, what is mixture multiple choice questions and answers. What is mixture revision test has science worksheets, helping answer key with choices as compound, element, mixture and solute of multiple choice questions (MCQ) with what is mixture quiz as when salt is mixed into water it becomes for competitive exam prep, viva interview questions. Free science study guide to practice what is mixture quiz to attempt multiple choice questions based test.

MCQs on Mixtures Quiz PDF Download Worksheets 1

MCQ. When salt is mixed into water it becomes

  1. element
  2. compound
  3. mixture
  4. solute


MCQ. Alloys include

  1. steel
  2. brass
  3. bronze
  4. all of them


MCQ. The point at which solid substance changes into liquid state, is called

  1. melting point
  2. boiling point
  3. power point
  4. complex point


MCQ. The techniques which help to separate mixtures, involve

  1. filtration
  2. distillation
  3. chromatography
  4. all of them


MCQ. In clean air, percentage of oxygen is

  1. 0.07
  2. 0.1
  3. 0.15
  4. 0.17