NTS MCQs Test of Every day Science

(21) Which of the following is most elastic ?

a. Steel
b. Rubber
c. Glass
d. Sponge
e. None of these

(22) Orbital period of the planet Mercury around the sun is:

a. 88 days
b. 365 days
c. 2 years
d. 98 days
e. None of these

(23) The most splendid and the most magnificient constellation on the sky is:

a. Orion
b. Columbia
c. Canis Major
d. Taurus
e. None of these

(24) “Black holes” refer to:

a. Hole occurring in heavenly bodies
b. Bright spots on the sun
c. Collapsing objects of high density
d. Collapsing of low density
e. None of these

(25) Eugenics is the study of:

a. Altering human beings by changing their genetic components
b. People of European region
c. Different races of mankind
d. Genetic of plants
e. None of these

(26) The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called:

a. Aphelion
b. Perihelion
c. Perigee
d. Apogee
e. None of these

(27) Diamond is a very expensive ornament. It is composed of a single element:

a. Carbon
b. Gold
c. Silver
d. Platinum
e. None of these

(28) Which of the following layers make radio transmission possible?

a. Troposphere
b. Ionosphere
c. Mesosphere
d. Stratosphere
e. None of these

(29) Which of the following explains the reason why there is no total eclipse of the sun?

a. Size of the earth in relation to that of moon
b. Orbit of moon around earth
c. Direction of rotation of earth around sun
d. Area of the sun covered by the moon
e. None of these

(30) Television signals are converted into light signals by:

a. Optical fiber
b. Transistor
c. Decoder
d. Photo diode
e. None of these

(31) 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
e. None of these

(32) The number of spark plugs needed in a diesel engine is:

a. 2
b. 3
c. 0
d. 4
e. None of these

(33) 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
e. None of these

(34) 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
e. None of these

(35) Kilowatt-hour is a unit of:

a. Power
b. Electric Current
c. Energy
d. Time
e. None of these

(36) Fuel used in a Fast Breeder Reactor is:

a. Uranium Oxide
b. Uranium Plutonium carbide
c. Uranium Plutonium Oxide
d. Uranium thorium Oxide
e. None of these

(37) Monsoon is caused by:

a. Seasonal reversal of winds
b. Revolution of earth
c. Movement of clouds
d. Rise in temperature
e. Rain forests

(38) Which of the following atmospheric layers help in radio communication?

a. Exosphere
b. Ionosphere
c. Troposphere
d. Stratosphere
e. Ozone layer

(39) A moderator is used in nuclear reactor in order to:

a. Accelerate the neutrons
b. Slow down the speed of the neutrons
c. Increase the number of elections
d. Decrease the number of electrons
e. None of these

(40) Sedimentary rocks are:

a. Porous
b. Hard
c. Rough
d. Brittle
e. Volcanic

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