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mcqs for ppsc

Everyday Science MCQS for PPSC 

Everyday Science MCQS for PPSC 

>> Sound cannot travel through a vacuum.

>> When white light is passed through a prism, it

splits into 7 colors.

>> 1 nanometer = 10 -9 meter

>> Instrument used for measuring very high

temperature is Pyrometer.

>> Sound waves are longitudinal waves.

>> The lifespan of White Blood Cells is 1 day.

>> The fluid part of blood is known as plasma.

>> X-rays were discovered by Rontgen.

>> The speed of light is 300,000 km/s.

>> During winter in cold countries, the Salt is

mixed to melt the ice on the icy roads.

>> In a very low temperature Sea water will freeze

at last.

>> The nearest planet to the Earth is Venus.

>> The planet that moves round the Sun at the

highest speed is Mercury.

>> In general, Comets have highly elliptical orbits.

>> GPS is an abbreviation for Global Positioning


>> Oxidation is a chemical reaction involving the

Loss of Electrons.

>> At night, Plants intake Oxygen and release

Carbon dioxide.

>> Urine is produced in Kidneys.

>> Blood is cleaned by Kidneys.

>> The position of an element in the Periodic Table

is determined by its Proton number.

>> The salinity of sea water is determined by the

amount of common salt (Sodium Chloride) in 1

kg of sea water.

>> The planet which is easily visible from the Earth

is Venus.

>> The Great Spot is on the planet Jupiter.

>> The Great Spot is a Storm.

>> The bodyguard of the Earth is Jupiter that save

the Earth from many Comets and Asteroids.

>> 1 light year = 9.5×10^12 km

>> The planets visible to us without using a

telescope are 4.

>> According to Big Bang Theory, the Universe

began about 10 – 20 billion years ago.

>> Biosensor is used to measure Blood glucose


>> Einstein’s famous equation which states that

mass and energy are interchangeable is E =


>> The SI unit of electric current is Ampere.

>> The principal constituent of the atmosphere of

the Earth is Nitrogen.

>> Dry Ice is Solid Carbon Dioxide.

>> The primary colors Red, Green and Blue.

>> Digestion of food is completed in the small


>> Carrot is good source of Vitamin A.

>> For proper formation of teeth, fluorine is


>> Deficiency of zinc causes loss of appetite and

poor growth.

>> Meteorology is the study of atmosphere.

>> The Carbon Dioxide in the atmosphere, by

volume, is 0.039%.

>> Diamond is an allotropic form of Carbon.

>> The SI unit of Heat is Joule.

>> The good sources of Vitamin-A are green leafy


>> The good sources of Vitamin-B Complex are


>> The good sources of Vitamin-C are fresh

vegetables and fruits.

>> The good sources of iodine are sea foods.

>> The gas, commonly known as “laughing gas”, is

Nitrous Oxide.

>> The source of oxygen in photosynthesis is


>> The instrument used to measure wind speed is


>> The natural fats and oils are composed of

Carbon, Hydrogen and Oxygen.

>> The energy value of food is measured in


>> Wind energy is the Kinetic energy.

>> Aristotle is considered the founder of


>> Water covers 70% of the Earth’s surface.

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