Everyday Science MCQs

Page No. 110

The beautiful color patterns exhibited by a peacock in its tail feathers are due to ?


aSelective absorption of light

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bSelective erection of light

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cInterference of light

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dNatural colour pattern of feathers

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What is the average adult pulse rate?


a140-150

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b115-125

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c72-80

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d60

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View Answer 72-80

When a person enters a dark room from bright light he is not able to see clearly for a little while because the?


aEye is unable to adjust itself immediately

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bRetina becomes insensitive momentarily

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cIris is unable to dilate the pupil immediately

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dDistance between the lens and retina take time to adjust

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Which part of the Camera is analogue to the retina in the human eye?


aLens

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bFilm

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cAperture

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dShutter

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View Answer Film

Dolly is the name of the ?


aFirst cloned sheep

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bFirst cloned monkey

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cFirst test-tube baby

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dFirst human fossil

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View Answer First cloned sheep

The most important stimulant in tea leaves is?


aBrucine

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bCaffeine

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cPhenylalanine

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dTheine

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View Answer Caffeine

ECG is used for the diagnosis of aliments of ?


aBrain

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bHeart

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cKidneys

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dLungs

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View Answer Heart

Trachoma is a disease of the___________?


aLiver

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bEyes

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cLungs

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dKidneys

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View Answer Eyes

Short-sightedness can be corrected by using ___________?


aConvex lens

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bConcave lens

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cConvex-concave lens

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dConcave-convex lens

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View Answer Concave lens

Leukemia is a disease of the___________?


aLungs

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bBlood

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cSkin

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dNerves

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View Answer Blood

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