Science MCQ Questions with answers

Here Important Science MCQ questions are added which are frequently asked in almost all the examinations. You can check the correct answer of any question on clicking the show answer button or on option itself. The Correct answer will be displayed below. You can share any question with your friends on whatsapp by tapping whatsapp button.

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Learn Science MCQs [Page 200 ]

R

Ram Sharma • 193.88K Points
Coach Science

Q) A black body can absorb radiations of;

  • (A) all wavelengths
  • (B) higher wavelengths only
  • (C) intermediate wavelengths only
  • (D) lower wavelengths only
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Correct Answer - Option (A)

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R

Ram Sharma • 193.88K Points
Coach Science

Q) Which among the given gases is mixed with oxygen for breathing by divers in aqualungs -

  • (A) Helium
  • (B) Methane
  • (C) Nitrogen
  • (D) Hydrogen
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Correct Answer - Option (C)

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R

Ram Sharma • 193.88K Points
Coach Science

Q) In a railway track, two rails are joined end to end with a gap in between themas

  • (A) steel can be saved
  • (B) accidents due to expansion in summer can be avoided
  • (C) air-gaps are necessary for bearing the weight of running train
  • (D) accidents due to contraction in winter can be avoided
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Correct Answer - Option (B)

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R

Ram Sharma • 193.88K Points
Coach Science

Q) A block of wood is floating in a lake. The apparent weight of the floating block is

  • (A) More than its true weight
  • (B) Equal to its true weight
  • (C) Less than its true weight
  • (D) Zero
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Correct Answer - Option (D)

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