UPSC 2002 › Geography › Atmosphere & Climatology

Consider the following climatic and geographical phenomena:

1. Condensation
2. High temperature and humidity
3. Orography
4. Vertical wind Thunder-cloud development is due to which of these phenomena?

For short-term climate prediction,

which one of the following events, detected in the last decade, is associated with occasional weak monsoon rains in the Indian sub-continent?

Sun’s halo is produced by the refraction of light in

The average annual temperature of a meteorological station is 26 °C, its average annual rainfall is 63 cm and the annual range of temperature is 9 °C. The station in Q is

Consider the following statements:

1. In equatorial regions, the year is divided into four main seasons
2. In Mediterranean region, summer receives more rain
3. In China type climate, rainfall occurs throughout the year
4. Tropical highlands exhibit vertical zonation of different climates

Which of these statements are correct?

Assertion (A): 60°–65° latitudes in both the hemispheres have a low-pressure belt instead of high pressure.

Reason (R): The low-pressure areas are permanent over oceans rather than on land.

Assertion (A): The surface winds spiral inwards upon the centre of the cyclone.

Reason (R): Air descends in the centre of the cyclone.