Everyday Science MCQs

5120 MCQs  (Page 20 of 512)

Attempt Everyday Science MCQs Quiz
Which one of the following is a non-metallic mineral?
A. Manganese
B. Magnesium
C. Gypsum
D. Bauxite
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Ozone layer prevents ______________ radiation from entering the atmosphere?
A. Infra-red
B. Ultraviolet
C. X-rays
D. Gamma rays
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The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ?
A. Ionosphere
B. Troposphere
C. Mesosphere
D. Stratosphere
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Yeast is used in making bread because it produces____________?
A. Carbon dioxide
B. Sugar
C. Bacteria
D. Oxygen
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Oasis is associated with___________?
A. Glaciers
B. Desert
C. Islands
D. Volcanoes
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Quartz crystal in quartz watches work on the principle called?
A. Photoelectric effect
B. Stark effect
C. Thermionic effect
D. Piezo-electric effect
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Animal which captures and readily kills living animals for its food is called___________?
A. Parasite
B. Scavenger
C. Predator
D. Mammal
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In a railway track, two rails are joined end to end with a gap tin between them because?
A. Steel can be saved
B. Accidents due to contraction in winter can be avoided
C. Air gaps are necessary for bearing the weight of running train
D. Accidents due to expansion in summer can be avoided
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Name the famous book of Ibn-Sina in which he discussed human physiology and medicine ?
A. Al-qanun
B. Al-masudi
C. New renaissance
D. Tadhkira
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In winter an iron pipe feel colder than a wooden window . This is because wood is_______?
A. Conductor
B. Non-conductor
C. Semi- conductor
D. Not a solid while iron is a solid
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Word of the Day
15 Jul
Iterate
perform or utter repeatedly.
دہرانا، چکر

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