Geography Questions for NDA

1. Which one of the following layers of the atmosphere is
   responsible for the deflection of radio waves?
   (a) Troposphere (b) Stratosphere
   (c) Mesosphere (d) Ionosphere
2. Which one of the following stars is nearest to the Earth?
   (a) Polaris (b) Alpha Centauri
   (c) Sun (d) Sirius
3. Which one of the following conditions is most relevant for
   the presence of life on Mars?
   (a) Atmospheric composition
   (b) Thermal conditions
   (c) Occurrence of ice caps and frozen water
   (d) Occurrence of ozone
4. The correct sequence of different layers of the atmosphere
   from the surface of the Earth upwards is
   (a) Troposphere, Stratosphere, Ionosphere, Mesosphere
   (b) Stratosphere, Troposphere, Ionosphere, Mesosphere
   (c) Troposphere, Stratosphere, Mesosphere, Ionosphere
   (d) Stratosphere, Troposphere, Mesosphere, Ionosphere
5. Which one of the following weather conditions is indicated
   by a sudden fall in barometer reading?
   (a) Stormy
   (b) Calm weather
   (c) Cold and dry weather
   (d) Hot and sunny weather
6. Who amongst the following was the first to state that the
   earth was spherical ?
   (a) Aristotle (b) Copernicus
   (c) Ptolemy (d) Strabo
7. Volcanic eruptions do not occur in
   (a) Baltic Sea (b) Black Sea
   (c) Caribbean Sea (d) Caspian Sea
8. Which one of the following is not a lagoon?
   (a) Ashtamudi lake (b) Chilka lake
   (c) Periyar lake (d) Pulicat lake
9. In order of their distances from the Sun, which of the
   following planets lie between Mars and Uranus?
   (a) Earth and Jupiter (b) Jupiter and Saturn
   (c) Saturn and Earth (d) Saturn and Neptune
10. In the structure of planet Earth, below the mantle, the core is
    mainly made up of which one of the following?
    (a) Aluminium (b) Chromium
    (c) Iron (d) Silicon
11. The earth’s rotation does not cause
    (a) deflection of ocean currents
    (b) phases of the moon
    (c) tides
    (d) difference in time between two meridians
12. The difference in the duration of day and night increases as
    one moves from
    (a) west to east
    (b) east and west of the prime meridian
    (c) poles to equator
    (d) equator to poles
13. On the day the sun is nearest to the earth, the earth is said to
    be in
    (a) aphelion (b) perihelion
    (c) apogee (d) perigee
14. In aeroplanes, the atmospheric pressure is measured with
    (a) Aneroid barometer (b) Barometer
    (c) Barogram (d) Altimeter
15. All of the following types of climates occur in the southern
    hemisphere expect
    (a) hot desert (b) savannah
    (c) equatorial (d) tundra
16. The density of air is normally _at higher attitude.
    (a) increases (b) decreases
    (c) remains constant (d) varies from place to place
17. Farrel’s Law is concerned with the
    (a) direction of winds (b) velocity of winds
    (c) intensity of waves (d) None of these
18. The layer of the atmosphere which contains dust particles
    and water vapour is called
    (a) Stratosphere (b) Troposphere
    (c) Ionosphere (d) Mesophere
19. Which of the following cities is nearest to the equator?
    (a) Colombo (b) Jakarta
    (c) Manila (d) Singapore
20. The waterfall ‘Victoria’ is associated with the river
    (a) Amazon (b) Missouri
    (c) St. Lawrence (d) Zambezi