Substance and Properties Questions and Answers PDF Book Download

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MCQ on Substance and Properties PDF Book Download

MCQ: DNA is a substance that makes up foundations of

  1. nucleus
  2. cell membrane
  3. vacuole
  4. mitochondria

A

MCQ: A substance formed when two or more elements are mixed together without chemical reaction is known as

  1. molecule
  2. mixture
  3. atom
  4. compound

B

MCQ: Smallest part of a substance would be referred as a

  1. molecule
  2. electron
  3. metal
  4. compound

A

MCQ: A substance made from two or more different elements that have been chemically joined is called

  1. solution
  2. mixture
  3. atom
  4. compound

D

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

C