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. The Solar eclipse achieves totality only in limited geographical regions because ________
    A)Sun rays can reach most of the peripheral regions of the shadow of the moon due to atmospheric refraction
    B)The trajectories of the Earth around the Sun and the Moon around the Earth are not perfect circles
    C)The size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth
    D)The Earth is not a smooth flat surface, but has elevations and depressions
    Answer: The size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth
  • Q. Who proposed Continental drift theory?
    A)Alfred Hanks
    B)Alfred Wegener
    C)Alfred Worwick
    D)Alfred Mane
    Answer: Alfred Wegener
  • 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. Which one of the following would have occurred if the earth had not been inclined on its own axis?
    A)The summers would have been of longer duration
    B)All the seasons would have been of same duration
    C)The seasons would not have changed
    D)The winters would have been of longer duration
    Answer: The seasons would not have changed
  • Q. The revelations of a satellite photograph of the earth are as follows: 1. the Southern hemisphere bulges slightly more than the Northern hemisphere 2. it is slightly pear shaped ellipsoid of rotation 3. the polar axis of the earth is slightly shorter than the equatorial axis 4. the equatorial circumference is about 40,000km Which of the above statements are correct ?
    A)1, 2 and 4
    B)1, 2 and 3
    C)1, 2, 3 and 4
    D)2, 3 and 4
    Answer: 2, 3 and 4
  • 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. Low tides are
    A)Moderate
    B)Strong
    C)Weak
    D)Very Weak
    Answer: Weak
  • Q. Due to gravity, acceleration at the Equator is
    A)Equal to acceleration on poles
    B)Less than acceleration on poles
    C)More than acceleration on poles
    D)Not dependant on the centrifugal acceleration of Earth
    Answer: Less than acceleration on poles
  • Q. We always see the same surface of the Moon because
    A)It takes the same time to rotate on its axis and moving around the Earth
    B)It is smaller than the Earth
    C)It rotates on its axis
    D)It moves with the same speed at which Earth moves around the Sun
    Answer: It takes the same time to rotate on its axis and moving around the Earth
  • Q. Masses of stars and galaxies are usually expressed in ________.
    A)Lunar mass
    B)Earth's mass
    C)Solar mass
    D)Neutron mass
    Answer: Solar mass
  • 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. 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. What is the position of the Earth when it is at the greatest distance from the Sun?
    A)Perihelion
    B)Aphelion
    C)Antipode
    D)Aldiatc
    Answer: Aphelion
  • Q. The International Dateline deflects to a side to avoid ________
    A)Aleutian Islands
    B)Society islands
    C)Hawaii
    D)All the above
    Answer: Aleutian Islands
  • Q. In which of the following areas, the “Midnight Sun” can be seen?
    A)Arctic and Antarctica circle
    B)In tropical areas
    C)In temperate areas
    D)Anywhere during solar eclipse
    Answer: Arctic and Antarctica circle
  • Q. The earth is at the least distance from the sun (Perihelion) on ________
    A)July 4th
    B)December 22nd
    C)January 3rd
    D)June 21st
    Answer: January 3rd
  • Q. Which of the following phenomenon is/are the effect of the rotation of the Earth? 1. Apparent movement of the Sun, the Moon and the Stars. 2. Flatness of the poles and bulge at the Equator. 3. Occurrence of sunrise, noon and sunset 4. Magnetic field of the earth.
    A)1, 2 and 3
    B)1 and 3
    C)2 and 3
    D)1, 2, 3 and 4
    Answer: 1, 2, 3 and 4
  • Q. Which of the following best describes longitude?
    A)The angular distance east or west of the Greenwich meridian
    B)An imaginary line joining north and south poles
    C)The distance between a place east or west of the Greenwich Meridian
    D)The position of a place on earth's surface with reference to the Prime Meridian
    Answer: The angular distance east or west of the Greenwich meridian
  • Q. The mean radius of the earth is approximately ________
    A)9600 km
    B)3200 km
    C)6400 km
    D)12800 km
    Answer: 6400 km
  • Q. When it is noon along 82° 30′ longitude, along what degree of longitude it will be 6.30 a.m.?
    A)0° E or W
    B)Along 165° E
    C)Along 67° 30' W
    D)Along 82° 31' W
    Answer: 0° E or W

Leave a Comment