Chemical Changes MCQs Test and Answers pdf Download

Practice chemical changes MCQs and science for test prep and learning. Free physical and chemical changes notes has multiple choice questions (MCQ) with chemical changes quiz as respiration is a with answering options physical process, chemical process, biological process and temporary process for exam preparation. Study to learn chemical changes quiz with MCQs to find questions answers based online tests.

MCQs on Chemical Changes

MCQ. Respiration is a

  1. physical process
  2. chemical process
  3. biological process
  4. temporary process


MCQ. During chemical reaction, energy is

  1. taken in
  2. given out
  3. given out or taken in
  4. transferred


MCQ. In chemical reactions, energy is absorbed or released in form of

  1. sound
  2. light
  3. electricity
  4. heat


MCQ. Chemical reactions are

  1. reversible
  2. irreversible
  3. permanent
  4. temporary


MCQ. One or more new substances are formed due to

  1. Physical change
  2. Chemical change
  3. Biological change
  4. State variation