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Q. Who won the Nobel prize in physics for the discovery of the “Law of photoelectric effect”?
(A) Wilhelm Rontgen
(B) Ernest Rutherford
(C) Albert Einstein
(D) Isaac Newton

The answer is: (C) Albert Einstein

Everyday Science MCQs

• Which light is more important for photosynthesis?
• Which of the following lens are useful in microscope?
• Which of the following gas is used in Refrigerator for cooling?
• The waves which are used by the TV remote control are:
• What divides the Earth into the Northern and the Southern Hemispheres?
• Ozone protects the Earth from harmful _____ radiations from the Sun.
• The chemical formula of “Ozone” is
• Who won the Nobel prize in physics for the discovery of the “Law of photoelectric effect”?
• For a fixed mass of gas at constant temperature, if we decrease volume, the pressure
• The density of water is
• The Sun’s mass is mainly consist of hydrogen. The second main constituent is
• The SI unit of “pressure” is
• The densest substance on the Earth is
• A camera uses a _____ to form an image.
• CNG stands for
• Sound cannot travel through
• What is true about “Sound”?
• When white light passes through a prism, it splits into _____ colours.
• 1 nanometer = _____ meter.
• The instrument used for measuring very high temperature is
• Sound waves are _____ waves.
• The fluid part of blood is known as
• The speed of light is _____ kilometres per second.
• In a very low temperature which from the following will freeze at last?
• The nearest planet to the Earth is
• In general, Comets have _____ orbits.
• GPS is an abbreviation for
• At night, Plants intake _____ and release _____.
• Urine is produced in
• Blood is cleaned by
• The position of an element in the Periodic Table is determined by its _____ number.
• The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in _____ of sea water.
• The planet that is easily visible from the Earth is
• In the solar system, the Great Spot is on the planet
• The “Great Spot” on the planet Jupiter is a
• Ships use _____ to find the depth of the ocean beneath them.
• Molecules with identical molecular formulae but with different structural formulae are called
• The anode is the electrode connected to the _____ terminal of a battery.
• The unit used to measure humidity is
• Laser was invented by
• The vernier caliper is used to measure
• Atomic clock is used to measure ______ intervals of time.
• 1 tonne = _____ kg
• An instrument used to measure atmospheric pressure is
• An instrument used to measure gas pressure is
• Which electromagnetic wave has the longest wavelength?
• Which electromagnetic wave has the shortest wavelength?
• All electromagnetic waves have the same
• The reflection of sound is called
• An instrument used to measure electric current is called
• The SI unit of thermodynamic temperature is
• The shortest distance between crest to crest is called
• The speed of sound is fastest in
• The speed of sound is slowest in
• Radioactivity was discovered by
• Which of the following radiations has the greatest ionizing power?
• Which of the following radiations has the greatest penetrating power?
• Which of the following radiations has the greatest speed?
• The chemical name of chalk is
• The branch of science which study the interaction between matter and radiant energy is called
• The horizontal rows of the periodic table are called
• The vertical columns of the periodic table are called
• Which metallic element is liquid at room temperature?
• Which non-metallic element is liquid at room temperature?
• Battery charger converts electrical energy into _____ energy.
• A loudspeaker changes _____ energy into sound energy.
• The strongest part(s) of a magnet is/are
• Electromagnetic induction was discovered by
• Battery was invented by
• The most abundant form of matter in the universe is
• When gas is ionized, _____ is formed.
• The fact that universe is expanding was discovered by
• X-rays were discovered by
• The Nobel prize in physics for the discovery of the law of photoelectric effect was awarded to
• The symbol of gold is
• Plaster of Paris can be produced by heating
• Which of the following is NOT true about Helium gas?
• The lifespan of Red Blood Cells (RBC) is _____ days.
• The lifespan of White Blood Cells (WBC) is _____ day(s).
• Human body is about _____ water by weight.
• Which component of the body works as an energy storage device?
• Each day human body breathe in _____ liters of air.
• The most abundant element in the universe is
• The most abundant element in the Earth’s crust is
• The average adult has a blood volume of about _____ liters.
• The Sun is a/an
• The position of an element in the Periodic Table is determined by its _____ number.
• Oxidation is a chemical reaction involving the
• The planet that moves round the Sun at the highest speed is
• During winter in cold countries, the _____ is mixed to melt the ice on the icy roads.
• Deficiency of Vitamin-D results in
• About how much energy entering earth’s atmosphere is from the sun?
• What is the most abundant form of matter in the universe?
• Which of the following substance is NOT a conductor?