Reversible and Irreversible Changes Multiple Choice Questions 6 PDF Download

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Science multiple choice questions (MCQ) on when a fruit salt is mixed with water we observe with options no visible change, bubbles of gas, salty taste and blue color, reversible and irreversible changes quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn reversible and irreversible changes quiz to attempt multiple choice questions based test.

MCQs on Reversible and Irreversible Changes Quiz PDF Download Worksheets 6

MCQ. When a fruit salt is mixed with water we observe

  1. bubbles of gas
  2. no visible change
  3. salty taste
  4. blue color


MCQ. On heating sugar gives off

  1. carbon(black solid0
  2. water vapors
  3. both a and b
  4. carbon dioxide


MCQ. When a candle is lit solid wax melts into

  1. liquid
  2. vapor
  3. gas
  4. molten


MCQ. In case of chocolate heating lead to changes which are

  1. reversible
  2. irreversible
  3. same
  4. constant


MCQ. Substances which burn in air rapidly and catch fire easily are called

  1. flammable
  2. inflammable
  3. both a and b
  4. not flammable