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Separation of Substances — Science STD 6 — Question

CBSE BoardEnglish MediumSTD 6ScienceSeparation of Substances1 Mark
MCQ
Direction: The questions in this segment consists of two statements, one labelled as "Assertion $A$" and the other labelled as "Reason $R$". You are to examine these two statements carefully and decide if the Assertion $A$ and Reason $R$ are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
Assertion A: At construction sites the pebbles and such other impurities are removed from sand by the process of sieving.
Reason R: In the process of sieving we make use of the difference in size of particles to separate them.
  • ✓
    Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
  • B
    Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
  • C
    $A$ is true but $R$ is false
  • D
    $A$ is false but $R$ is true
✓

Answer

Correct option: A.
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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