One degree of the circumference of the earth measures(approx.) ________
A. 100 km
B. 111 km
C. 151 km
D. 175 km
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Days and nights are caused by :
1. rotation of the earth on its axis
2. revolution of the earth around the sun
3. inclination of the earth's axis
A. Only 1 is correct
B. 1 and 2 are correct
C. 2 and 3 are correct
D. All are correct
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The Earth rotates on its axis at an inclination of
A. 23.5°
B. 22.5°
C. 21.5°
D. 20.0°
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If a solar eclipse occurs when the moon is quite far from the earth, the eclipse would likely to be ________
A. Total
B. Partial
C. Annular
D. None of these
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Which of the following best describes longitude?
A. An imaginary line joining north and south poles
B. The distance between a place east or west of the Greenwich Meridian
C. The angular distance east or west of the Greenwich meridian
D. The position of a place on earth's surface with reference to the Prime Meridian
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Bridgmanite is
A. A bridge on the river Thames
B. Name of a game
C. Earth's most abundant mineral
D. Name of a music
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Lunar eclipse is caused when the ________
A. Moon comes between the sun and the earth
B. Earth comes between the sun and the moon
C. Sun comes between the earth and moon
D. None of these
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Which one of the following is the time required for the Earth to return to a given point in its orbit with reference to fixed star, called?
A. Lunar year
B. Solar year
C. Tropical year
D. Sideral year
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Which of the following is not an effect produced by rotation of earth?
A. It causes days and nights
B. All heavenly bodies like sun, moon, planets appear to move from East to West
C. Winds change their directions
D. Poles have days and nights of 6 months duration
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The Tropic of Cancer does not pass through
A. India
B. Pakistan
C. Bangladesh
D. Myanmar
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The light of Sun takes how much time to reach to Earth
A. 8 hours 20 seconds
B. 8 minutes 20 seconds
C. 8 seconds
D. 20 seconds
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Who proposed Continental drift theory?
A. Alfred Wegener
B. Alfred Worwick
C. Alfred Hanks
D. Alfred Mane
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The region which is resistant to the transformation of macro structure, is called?
A. Firm structure
B. Ancient structure
C. Tectonic plate
D. Shield
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Study the following diagram and say which of the given statements is not correct regarding it ________
A. It shows the earth's orbital position on 21st June
B. All parallels in the northern hemisphere have days equal to nights
C. There is continuous day north of the Arctic Circle
D. South of the equator the length of the day decreases with increasing latitude
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What percentage of insolation is received by the earth's surface?
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The earth rotates around its axis from ________
A. North to south
B. East to west
C. South to north
D. West to east
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Days and nights are similar here
A. Poles
B. Main time zone
C. Antarctica
D. Equator
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If the earth's axis had not been inclined:
I. temperature distribution would have been uniform
II. days and nights would not have occurred
III. seasons would not have occurred
IV. poles would not have a continuous day
A. I, III and IV
B. II and IV
C. III and IV
D. II, III and IV
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The sun is never overhead at any time in :
I. North Temperate Zone
II. South Temperate Zone
III. North Frigid Zone
IV. Torrid Zone
A. III only
B. I, II and III
C. II and III
D. I, II, III and IV
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Day and night are formed
A. Due to the shape of the orbit of Earth
B. Due to the motion of revolution
C. Due to the speed of rotaion
D. None of these
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