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Everyday Science 2137 MCQs [All-Courses]

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Prepare effectively with our Everyday Science MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Physics, Chemistry, Biology, Environment, Human Body, Inventions, Scientific Laws, and daily-life science concepts.
Strengthen your scientific understanding, improve MCQS accuracy, and boost your exam performance with well-structured and updated topics.

All Topics  2137

Monsoon is caused by____________________?

A Seasonal reversal of winds
B Revolution of earth
C Movement of clouds
D Rise in temperature
Correct Answer: Seasonal reversal of winds

What is the chemical name of Oil of Vitriol?

A Hydrochloric Acid
B Sulphuric Acid
C Nitric Acid
D Muriatic Acid
Correct Answer: Sulphuric Acid

The term ‘Blue Shift’ is used to indicate?

A Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.
B Turning a star from white to blue
C In future sun would become blue
D Black hole was blue at its start
Correct Answer: Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.

According to Quark theory, there are _________ elementary particles.

A Three
B Six
C Nine
D Ten
Correct Answer: Six

The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?

A 4 days
B 12 days
C 16 days
D 8 days
Correct Answer: 8 days

Which is the New & Most Important Culprit damaging the ozone Layer?

A Carbon Dioxide
B Chlorofluoro Carbons
C Nitrous Oxide
D Carbon Monoxide
Correct Answer: Nitrous Oxide

The number of spark plugs needed in a diesel engine is__________?

A 2
B 3
C 0
D 4
Correct Answer: 0

Pluto is known as dwarf planet because which of the following reason/s:

A It has negligible mass
B It has not nearly round shaped
C It does not have always same neighbouring planet
D All of the above
Correct Answer: It does not have always same neighbouring planet

Where do most of Asteroids lie?

A In asteroid belt between the orbits of Mars and Jupiter
B In asteroid belt between the orbits of Mars and Venus
C In asteroid belt between the orbits of Jupiter and Venus
D Everywhere in the sky
Correct Answer: In asteroid belt between the orbits of Mars and Jupiter

Which of the following phenomena of light are involved in the formation of a rainbow?

A Refraction
B Dispersion
C Total internal reflection
D All of the above
Correct Answer: All of the above
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