CSS General Abilities Online Entry Test With Answers

CSS General Abilities Online Entry Test

Sr. # Questions Answers Choice
1 Oasis is associated with: Glaciers Desert Island or last land Volcanoes
2 Yeast is used in making bread because it produces: Carbon dioxide Sugar Bacteria Oxygen
3 The phenomenon of aurora borealis the display of red and green lights in northern hemisphere is due radiations from: Lonosphere Troposphere Mesosphere Stratosphere
4 Ozone layer prevents the following radiation from entering the atmosphere; Infra-red Ultraviolet X-rays Gamma rays
5 Which one of the following is a non-metallic mineral? Manganese Magnesium Gypsum Bauxite
6 Sedimentary rocks are: Porous Hard Rough Brittle
7 A moderator is used in nuclear reactor in order to: Accelerate the neutrons Slow down the speed of the neutrons Increase the number of election Decrease the number of electrons
8 Which of the following atmosphere layers help in radio communication? Exosphere Lonosphere Troposphere Stratosphere
9 Monsoon is caused by: Seasonal reversal of winds revolution of earth Movement of cloud Rise in temperature
10 Fuel used in a Fast Breeder Reactor is: Uranium oxide Uranium plutonium carbide Uranium thorium oxide Uranium plutonium oxide
11 Kilowatt hour is a unit of: Power Electric current Energy Time
12 The term blue shift is used to indicate: Doppler effect in which an object appears bluer where it is moving towards the observer or observer is moving toward the object turning a star from white to blue In future sun would become blue Black hole was blue at its start
13 The half life of radio active element is 8-days.How long it take to reduce it from 10 mg to 5 mg? 4 days 12 days 16 days 8 days
14 The number of spark plugs needed in a diesel engine is: 2 3 0 4
15 Where of the most of asteroids lie? In asteroid belt between the orbits of mars and jupiter In asteroid belt between the orbits of mars and venus In asteroid belt between the orbits of jupiter and venus Every where in the sky
16 Television signals are converted into light signals by: Optical fiber Transistor Decoder Photo diode
17 Which of the following explain the reason why there is no total ellipse of the sun? Size of the earth in relation to that of moon Orbit of the moon around earth Direction of rotation of earth around sun Area of the sun covered by the moon
18 Which of the following layer make radio transmission possible? Troposphere Lonosphere Mesosphere Stratosphere
19 Diamond is a very expensive ornament.It is composed of a single element: Carbon Gold Silver Platinium
20 The position of earth in its orbit.when it is at its greatest distance from the sun causing northern summer is called Aphelion Perihelion Perigee Apogee
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