CSS General Knowledge Topic 1 Everyday Science With Answers

CSS General Knowledge Topic 1 Everyday Science

Sr. # Questions Answers Choice
1 The light coming from stars gives the idea of their: Size  Rotational speed Mass Density
2 The same side of the moon always faces the earth because: Moon and earth have gravitational force Moon cannot change its position The period of rotation of the moon on its axis and period of revolution around the earth is almost the same None of these
3 Which of the following is concerned with the description and mapping of the main features of the universe? Cosmology Cosmography Astronomy None of these
4 The period of one revolution of sun around the centre of galaxy is called: Cosmic year Astronomical year Light year Parsec
5 The milky way extends through a distance of: One light-year 10<sup>5 </sup><sub>light-years</sub> 8 light-years 50<sup>10</sup><sub>&nbsp;light-years</sub>
6 The altitudes of heavenly bodies appear to be greater than they actually are.This is due to: Atmospheric refraction&nbsp; Motions of the earth These are visible vertical motions
7 Supernova is: An asteroid A dying star A comet A black hole
8 The study of heavenly bodies is known as: Astrology Astrophysics Astronomy Geophysics
9 The planets are kept in motion in their respective orbits by: Gravitation and centrifugal force The rotation and density Their great size Rotation of sun on its axis
10 Which planet look reddish in the night sky? Mercury Mars Jupiter Saturn
11 The unit of measuring distances between the stars is known as: Galactic unit Light year Cosmic kilometre None of these
12 Huge congregation of stars that are held together by the force of gravity are known as: Constellations Galaxies Comets Solar system
13 Solar system was discovered by: Kepler Galileo Copernicus Plato
14 Which planet is known as watery planet? Mercury&nbsp; Earth Mars Jupiter
15 Which one of the following statement regarding shooting stars is incorrect? They are meteors They are debris They emit light They are kind of stars
16 Among the planets of the solar system,the one which has the longest period of rotation is: Mars Venus Saturn None of these
17 The term meteor is applied to an interplanetary body: After it enters the atmosphere of the earth After it enters the earth's atmosphere and explodes in the mind air as a ball of fire After it enters the earth's atmosphere and lands on the surface of the earth without exploding in mid air Before it enters the earth's atmosphere
18 Which of the following planet is dropped from the list of planets in 2006? Neptune Mercury Pluto Jupiter
19 Which among the following four planets is the biggest in size? Venus Mercury Earth Mars
20 Which planet of the solar system spins on its axis as the fastest rate? Mercury Earth Jupiter Saturn
21 The temperature of sun's outer surface is: 600&nbsp;<span style="line-height: 1.5;">°C</span> 6000&nbsp;<span style="line-height: 1.5;">°C</span> 500&nbsp;<span style="line-height: 1.5;">°C</span> 5000&nbsp;<span style="line-height: 1.5;">°C</span>
22 Comets are celestial bodies moving around the solar system in: Elliptical or hyperbolical orbits,usually accompanied by a shinning tail Elliptical orbits usually accompanied by a long shinning tail Hyperbolic orbit always accompanied by a shinning head Hyperbolic orbit without projecting tail
23 Which of the following planets is known as ''Morning Star''? Mercury Venus Mars Saturn
24 Twelve constellations referred to as zodiac,are: sign of Roman gods Imaginary region that encompasses the path of the planets A group of stars None of these
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