More Questions on Earth
- Q. Who among the following was first to measure the circumference of the Earth?
A)Hecataeus
B)Eratosthenes
C)Aristotle
D)Herodotus
Answer: Eratosthenes
- Q. Bridgmanite is
A)Earth's most abundant mineral
B)A bridge on the river Thames
C)Name of a game
D)Name of a music
Answer: Earth's most abundant mineral
- Q. Equinox occurs when the Sun is vertically above
A)Poles
B)Tropic of Capricorn
C)Tropic of Cancer
D)Equator
Answer: Equator
- Q. The word used to describe the shape of earth is ________
A)Sphere
B)Flat
C)Circle
D)Oblate spheroid
Answer: Oblate spheroid
- Q. The Mohorovicic (Moho) Discontinuity separates
A)Sima and Nife
B)Outer core and Mantle
C)Inner and Outer core
D)Crust and Mantle
Answer: Crust and Mantle
- Q. Which of the following is the International Date line?
A)90° eastern longitude
B)Equator
C)0° longitude
D)180° longitude
Answer: 180° longitude
- Q. The longest circle which can be drawn on the earth’s surface passes through ________
A)Arctic Circle
B)Equator
C)Tropic of Cancer
D)Tropic of Capricorn
Answer: Equator
- Q. On Monday, the 14th June, a man crosses the International Date Line at 5 p.m. from the Asian side to the American side. Which of the following will he now assume to be the correct date and time?
A)5 a.m. of Monday, the 14th June
B)5 a.m. of Tuesday, the 15th June
C)5 p.m. of Tuesday, the 15th June
D)5 p.m. of Sunday, the 13th June
Answer: 5 p.m. of Sunday, the 13th June
- Q. It is six months long day in the northern polar region and six months long night in the southern polar region because ________
A)Earth is rotating
B)Earth is revolving around the sun
C)Earth is inclined towards its orbital plane
D)None of these
Answer: Earth is inclined towards its orbital plane
- Q. Which of the following statements is true?
A)Both latitudes and longitudes are great circles
B)Arctic circle, antarctic circle and equator are great circles
C)Both equator and longitudes are great circles
D)Both equator and latitudes are great circles
Answer: Both equator and longitudes are great circles
- Q. In the earliest days when life originated on earth, the atmosphere contained ________
A)Oxygen in fixed form
B)Free oxygen
C)No oxygen
D)Oxygen bound to carbon
Answer: Oxygen bound to carbon
- Q. ________ is the time taken by the Earth to return to a given point in its orbit with reference to a fixed star.
A)Solar year
B)Lunar year
C)Sidereal year
D)Tropical year
Answer: Sidereal year
- Q. Gravitational force is maximum at which of the following place?
A)At Tropic of Capricorn
B)At Equator
C)At Tropic of Cancer
D)At Poles
Answer: At Poles
- Q. Which of the following statements with regard to the term ‘great circle’ is not correct?
A)Only one great circle can be drawn on a sphere
B)Equator is a great circle
C)A ship can save fuel and time by following the great circle arc between two points
D)A great circle results when a plane passes through the centre of a sphere
Answer: Only one great circle can be drawn on a sphere
- Q. The Moon is showing its same face to the Earth because
A)Its periods of rotation and revolution are the same
B)It is not rotating about its own axis
C)Its rotation and revolution are opposite
D)Its rotation is faster than its revolution
Answer: Its periods of rotation and revolution are the same
- Q. If a place is located at 20°N, 80°E in which of the following continents does it lie?
A)Europe
B)Africa
C)Asia
D)North America
Answer: Asia
- Q. Which of the following is not an effect produced by rotation of earth?
A)Winds change their directions
B)It causes days and nights
C)All heavenly bodies like sun, moon, planets appear to move from East to West
D)Poles have days and nights of 6 months duration
Answer: Poles have days and nights of 6 months duration
- Q. Of the total volume of the earth, which layer forms the major part ?
A)Mantle
B)Sial
C)Sima
D)Core
Answer: Core
- Q. A person sets off from Alaska on a Tuesday and reaches New Zealand the next day which will be ________
A)Thursday
B)Tuesday
C)Wednesday
D)Friday
Answer: Thursday
- Q. Owing to the equatorial bulge and the polar flattening, the polar radius of the earth falls short of the equatorial radius by about ________
A)41 km
B)22 km
C)36 km
D)53 km
Answer: 22 km
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