Everyday Science MCQs

Page No. 63

What is the weight of the average human brain?


a1.2 to 1.4 Kg

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b1.4 to 1.8 Kg

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c2.1 to 2.8 Kg

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d3.1 to 3.4 Kg

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View Answer 1.2 to 1.4 Kg

HIV virus causes___________?


aHepatitis A

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bHepatitis B

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cTB

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dAIDS

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View Answer AIDS

Telephone was invented by__________?


aVint Cerf

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bCharles Babbage

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cEdison

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dAlexander Graham Bell

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View Answer Alexander Graham Bell

The Sun is at an average distance of about________ million kilometers away from Earth?


a100 million

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b150 million

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c200 million

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d250 million

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View Answer 150 million

UPS is now widely use in households. What does UPS stands for ?


aUniform Power Storage

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bUniversal Product Support

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cUnder Panel Storage

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dUninterruptible Power Supply

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Which rays are trapped in our galaxy by magnetic waves?


aGamma rays

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bAlpha rays

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cCosmic rays

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dNone of these

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View Answer Cosmic rays

According to Einsteins general theory of relativity the universe:________________?


aMust be expanding

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bMust be contracting

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cMust be either expanding or contracting

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dMust be neither expanding nor contracting

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There is no connection of supernova explosion with___________?


aCosmic rays

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bPulsars

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cThe formation of heavy elements

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dQuasars

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View Answer Quasars

Echo is a ___________ of sound?


aReflection

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bRefraction

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cInterference

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dNone

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View Answer Reflection

Which stone floats on water?


aPumice stone

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bLime stone

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cBasalt stone

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dQuartzite stone

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View Answer Pumice stone

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