CSS General Knowledge Topic 1 Everyday Science With Answers

CSS General Knowledge Topic 1 Everyday Science

Sr. # Questions Answers Choice
1 The surface of earth the lies between the Tropic of Cancer and the Tropic of Capricorn is called: Torrid zone Frigid zone Temperate zone South temperate zone
2 Seasonal variation is the least: In the arctic circle Frigid zone Temperate zone South temperate zone
3 The earth revolves around the sun at the speed(per minute) of: 1000 km 1200 km 1300 km  More than 1600 km
4 What is the approximate equatorial circumference of the earth? 30000 km 40000 km 50000 km 60000 km
5 The heavier silicates named Sima on Silica+ magnesium are most abundant in the: Crust Core Ocean floors Mantle  
6 Insolation heats up the land masses more quickly than the water bodies because: Water needs more energy to warm Rocks are bad conductor of heat Landmasses are solid None of these
7 The earth's annual circuit round the sun covers a distance of: 1096 million km 966 million km 1036 million km none of these
8 Green House Effect means:  Pollution in houses in tropical regions Trapping of solar energy due to atmospheric carbon dioxid Cultivation in green houses so as the check pollution None of these
9 At a latitude of 45°,the earth spins on its axis at the rate of: 1120 km/h 500 km/h 510 km/h 620 km/h
10 The crust forms what percentage of the volume of the earth: 0.5% 2.5% 3.0% 3.5%
11 Days and nights are caused by: Rotation of the earth on its axis Revolution of the earth around the sun Inclination of the earth's axis None of these
12 The size of the earth was first measure by: Issac Newton Galileo Eratosthenes Kepler
13 The speed of rotation of the earth is the highest: Along the equator At the North Pole Along the tropic of cancer Along the Arctic circle
14 The term that best describes the shape of the earth is: Eclipse Geoid Globe Sphere
15 The mean distances on the perihelion and aphelion is: 100 km  149.5 km 180.5 km 185 km
16 Days and nights are equal throughout the globe when sun is above: poles Equator Tropic of cancer Tropic of capricorn
17 The position of the earth in its orbit,when it is at its greater distance from the sun causing summer in the Northern Hemisphere is:

 Perihelion Aphelion Perigee Apogee
18 The time required for moon light to reach earth: 3 seconds 1.3 second 3.5 seconds 5 seconds
19 At the core of the earth,the temperature is estimated to be around: 1000&nbsp;<span style="line-height: 1.5;">°C</span> 1500&nbsp;<span style="line-height: 1.5;">°C</span> 2000&nbsp;<span style="line-height: 1.5;">°C</span> 2500<span style="line-height: 1.5;">°C</span>
20 Heat received by earth from the sun is known as: Solar radiation Insolation&nbsp; Solar heat Thermal radiation
21 The equatorial diameter of the earth is approximately: 12756 km 15000 km 16000 km 10000 km
22 Summer Solstice in the Southern Hemisphere occurs on: December 22 November 20 July 20 March 25
23 Equinox occurs when the sun is vertically above: Tropic of Capricorn Equator Poles Tropic of Cancer
24 The world used to describe the shape of earth is: Flat Circle Oblate sphere Sphere
25 The fixed path along which the earth revolves round the sun is called: The celestial sphere The earth's orbit The ecliptic plane The ecliptic path
26 Vernal equinox falls on: 21<sup>st</sup> March 21<sup>st</sup> June 25<sup>th</sup> April 20<sup>th</sup> December
27 The mean radius of the earth is approximately: 3000 kms 400kms 6400kms 7000kms
28 The inclination of the earth's axis to the orbital plane is: 21<sup>1/2''</sup> 23<sup>1/2''</sup> 66<sup>1/2''</sup> 90"
29 The earth rotates around its axis from: North to South East to West West to East North to East
30 Seasons on the earth are caused by: Revolution of earth round the sun and its axis tilted at 66<sup>1/2</sup> Rotation on earth round its axis All places of earth have equal temperature None of these
31 What is the maximum length of a day on the poles? 6 months 1 year 8 months 2 years
32 What percentage of insolation is received by the earth's surface?  47% 51% 60% 79%
33 The seasonal contrasts are maximum in: Low latitude Mid latitude Sub tropic High latitude
34 The first satellite was launched by:  France USSR USA UK
35 On which of the following planets of the solar system does the sun rise in the west and set in the east? Mars Venus Jupiter Saturn
36 The four largest planets of the solar system in the descending order are: Jupiter,Saturn,Uranus,Neptune Saturn,Jupiter,Uranus,Neptune Uranus,Neptune,Saturn,Jupiter Jupiter,Uranus,Saturn,Neptune
37 The bright heavenly body with a long luminous tail,is called  A planet A constellation&nbsp; A comet A satellite&nbsp;
38 Year is longest on: Mercury Earth Jupiter None of these
39 Asteroids have their orbits between the planets: Mars and Jupiter Earth and Mars Jupiter and Saturn Mercury and Venus
40 Which is the coldest planet:  Mercury Earth Venus Neptune
41 Tides are the highest : When the earth is nearest to the sun When the earth nearest to the moon When the sun,moon and earth are in line None of these
42 Which of the following is the largest of the inner planets? Venus Mercury Mars Earth
43 The planet that lies at the outermost orbit of the solar system is: Saturn Naptune Mercury None of these
44 The radiant energy of the sun is transmitted in the form of:  Particles Short waves Long waves None of these
45 An observation at the point on the earth where only the penumbra region of moon's shadow will move past, will observe a: Total solar eclipse Partial solar eclipse total lunar eclipse None of these
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