Mixtures Multiple Choice Questions and Answers 1 PDF Online Download

Mixtures Multiple Choice Questions (MCQs), mixtures quiz answers, test prep 1 to learn grade 7 science for online certificate programs. What is mixture MCQs, mixtures quiz questions and answers for free online classes. Learn what is mixture, element compound and mixture, separating mixtures test prep for online school courses.

Learn science MCQs: when salt is mixed into water it becomes, with choices compound, element, mixture, and solute for free online classes. Free science study guide for online learning what is mixture quiz questions for online elementary school classes.

Mixtures MCQs Quiz 1 PDF Online Download

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: Point at which solid substance changes into liquid state, is called

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


MCQ: 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