Chapter 21: Solar System - Science Mcqs for Grade 7


Q.  Neil Armstrong was the first man who set foot on

a. moon
b. space
c. stars
d. galaxy


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  The solution which can hold no more solute is called
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MCQs:  A common and universal solvent is
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MCQs:  Alkaline has ph value above
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MCQs:  Acidic solutions are very good conductors of
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MCQs:  The solubility of a solid solute will increase with the increase of
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MCQs:  In dry form copper sulphate crystals and sodium hydroxide pellets
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MCQs:  The liquid in which any salt gets dissolved is called a
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MCQs:  The elements in air that are responsible for acid rain include
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MCQs:  Some acids react and burn skin if they come in contact with it. They are
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MCQs:  Nature of solute has an effect on its
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MCQs:  The color of concentrated copper sulphate solution appears
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MCQs:  In alcohol, salt is
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MCQs:  The bee sting is acidic in nature which can be neutralized and made less painful by applying
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