Q. ________ is a natural electrical phenomenon characterized by the appearance of streams of reddish or greenish light in the sky, especially near the northern or southern magnetic pole

Correct Answer

Aurora

More Questions on Earth

  • Q. A radio broadcast from Delhi on Monday at 7.30 p.m. is heard at New York on ________
    A)The same day at 7:30 AM
    B)Tuesday at 8.35 PM
    C)The same day at 7.30 PM
    D)The same day at 10:00AM
    Answer: The same day at 10:00AM
  • Q. Which of the following is the best definition of ‘Tides’ ?
    A)A periodic rise and fall of sea water caused by the gravitational force of moon and sun on earth
    B)A powerful movement of the ocean which proceed constantly in a definite direction
    C)A great circulatory movement of sea water caused by difference in density of sea water
    D)A wind and pressure system having a low pressure in centre and circular wind motion
    Answer: A periodic rise and fall of sea water caused by the gravitational force of moon and sun on earth
  • 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. During Lunar eclipse, which of the following is at the centre?
    A)Sun
    B)Earth
    C)Moon
    D)Any other planet
    Answer: Earth
  • Q. An aeroplane takes off from 30° N latitude, 50° E longitude and lands at the opposite end of the earth. Where does it land?
    A)50° N Lat., 30° W Long
    B)30° N Lat., 50° W Long
    C)30° S Lat., 130° W Long
    D)30° N Lat., 130°W Long
    Answer: 30° S Lat., 130° W Long
  • Q. Which of the following are true regarding the Prime meridian? 1. It passes through the centre of a certain country 2. It passes through the centre of the Globe 3. It passes through the observatory at Greenwich, near London.
    A)1, 2 and 3
    B)1 and 2
    C)1 and 3
    D)2 and 3
    Answer: 1, 2 and 3
  • Q. 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)III and IV
    B)I, III and IV
    C)II and IV
    D)II, III and IV
    Answer: III and IV
  • Q. What percentage of insolation is received by the earth’s surface?
    A)0.66
    B)0.47
    C)0.51
    D)0.87
    Answer: 0.47
  • Q. Tides are complied and they vary from place to place because of ________
    A)Irregularities in the configuration of oceans
    B)The movement of Moon in relation to Earth
    C)Uneven distribution of water over the globe
    D)All of the above
    Answer: All of the above
  • Q. Consider the following statements: 1. The tropical year is shorter than the sidereal year. 2. The solar day is longer than the sidereal day. Which of the statements given above is/are correct?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: Both 1 and 2
  • 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 location of a place A is at 60° E longitude and 30° S latitude while the location of B is at 60° E longitude and 45° N latitude. Time at B will be ________
    A)Half an hour ahead or behind that of A
    B)Half an hour behind A
    C)Half an hour ahead of A
    D)The same as that of A
    Answer: The same as that of A
  • Q. The planet which has the highest surface temperature is
    A)Pluto
    B)Jupiter
    C)Earth
    D)Venus
    Answer: Venus
  • Q. Equator is
    A)The girdle around the Saturn
    B)Line which connects north and south poles
    C)Imaginary line which rotates around the Earth in the centre of north and south poles
    D)Axis of the rotation of the Earth
    Answer: Imaginary line which rotates around the Earth in the centre of north and south poles
  • Q. The total surface area of earth is ________
    A)710 million sq km
    B)510 million sq km
    C)610 million sq km
    D)810 million sq km
    Answer: 510 million sq km
  • Q. Which one of the following is not the effect of the revolution of the Earth.
    A)Determination of latitudes
    B)Change of seasons
    C)Length of days and nights
    D)Change in the direction of winds and ocean currents
    Answer: Change in the direction of winds and ocean currents
  • 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. The shortest day in Australia will be on ________
    A)01-09-2023
    B)21-06-2021
    C)01-12-2022
    D)01-03-2021
    Answer: 21-06-2021
  • Q. If there are four places on the same meridian 500 km apart and the local time at one place is 12.00 noon, what will be the time at the three other places?
    A)2.00 pm
    B)12.00 noon
    C)1.00 pm
    D)Different time at different places
    Answer: 12.00 noon
  • Q. Maximum difference in the spacing of longitudes is ________
    A)At tropics
    B)At poles
    C)At equator
    D)At arctic circle
    Answer: At equator

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