Q. Which of these statements are correct? 1. Ocean currents are the slow-surface movement of water in the ocean 2. Ocean currents assist in maintaining the Earth’s heat balance 3. Ocean currents are set in motion primarily by prevailing winds 4. Ocean current are affected by the configuration of the ocean

Correct Answer

2, 3 and 4

More Questions on Earth

  • Q. If a solar eclipse occurs when the moon is quite far from the earth, the eclipse would likely to be ________
    A)Annular
    B)Total
    C)Partial
    D)None of these
    Answer: Annular
  • Q. The distance between the earth and the sun is smallest in the month of ________
    A)June
    B)January
    C)March
    D)September
    Answer: January
  • 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. 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. Which one of the following has geographical position of 0° latitude and 0° longitude?
    A)In Ghana, a West African-country
    B)In the South Atlantic Ocean
    C)In the Mediterranean Sea
    D)At Greenwich Observatory in England
    Answer: In the South Atlantic Ocean
  • Q. When does tides rise in sea?
    A)When Moon is on first phase
    B)Only on lunar day
    C)Full Moon and half Moon
    D)Only half Moon
    Answer: Full Moon and half Moon
  • Q. The imaginary lines joining places of same height at equal intervals are
    A)Spot-heights
    B)Hachures
    C)Contours
    D)Isomers
    Answer: Contours
  • Q. When and where did the concept of the Earth Hour started?
    A)April, 2008 in Tokyo, Japan
    B)June, 2007 in Christchurch, New Zealand
    C)May, 2009 in Colombo, Srilanka
    D)March, 2007 in Sydney, Australia
    Answer: March, 2007 in Sydney, Australia
  • Q. The latitude of a place expresses its angular position relative to the plane of
    A)North pole
    B)Axis of the Earth
    C)Equator
    D)South pole
    Answer: Equator
  • 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. Equator represents
    A)A belt (ring) around the planet Saturn
    B)Line joining North and South poles
    C)Imaginary line passing round the Earth midway between North & South poles
    D)Axis of rotation of Earth
    Answer: Imaginary line passing round the Earth midway between North & South poles
  • Q. Who was the first to measure the circumference of the Earth?
    A)Eratosthenes
    B)Erechtheus
    C)Aegeus
    D)Apheidas
    Answer: Eratosthenes
  • Q. “Mohs’ Scale” is used to indicate the ________
    A)Degree of viscosity of a liquid
    B)Degree of brittleness of a substance
    C)Degree of hardness of minerals.
    D)Degree of elasticity of a material
    Answer: Degree of hardness of minerals.
  • Q. Tides are caused by the gravitational pull of the
    A)Sun and Moon on the Earth
    B)Earth on the Moon
    C)Earth on the Sun
    D)Moon on the Earth
    Answer: Sun and Moon on the Earth
  • Q. How much is the difference of time between any two consecutive longitudes?
    A)4 minutes
    B)10 minutes
    C)14 minutes
    D)30 minutes
    Answer: 4 minutes
  • Q. The Equator does not pass through which of the following?
    A)Indonesia
    B)Kenya
    C)Mexico
    D)Brazil
    Answer: Mexico
  • 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. The largest amount of reflection of the solar radiant energy which is reflected back into space before reaching the earth’s surface is due to ________
    A)Snow and ice covered areas of the earth
    B)Clouds
    C)Water-bodies
    D)All the above reflect nearly the same amount
    Answer: Clouds
  • Q. What is the interval between a high tide and low tide at a given place?
    A)15 hours 30 minutes
    B)12 hours
    C)12 hours 26 minutes
    D)24 hours
    Answer: 12 hours 26 minutes
  • Q. The incoming short-wave solar radiation is balanced by an equal amount of long-wave radiation from earth going back to space. This is known as ________
    A)Heat balance of earth
    B)Earth radiation
    C)Wave balance of earth
    D)Radiation exchange
    Answer: Heat balance of earth

Leave a Comment