A prolonged period of inadequate rainfall marked with mal-distribution of the same over time and space is known as:
Meteorological drought
Meteorological drought is defined as a prolonged period of inadequate or below-normal rainfall accompanied by mal-distribution of rainfall over time and space, distinguishing it from agricultural, hydrological and ecological drought, which relate to soil moisture, water resources and ecosystem stress respectively.
Which one of the following can be said to be essentially related to ‘Polar Front Theory’?
Consider the following statements about Roaring Forties:
1) There are strong Westerly winds found in the oceans of the Southern Hemisphere.
2) The strong east to west air currents are caused by the combination of air being displaced from the equator towards the South Pole and the earth’s rotation and abundance of landmasses to serve as windbreaks.
Which of the statements given above is/are correct?
Consider the following characteristics of a tropical cyclone:
1. A warm sea temperature of > 26 0C
2. High relative humidity of atmosphere at a height of > 700 m
3. Atmospheric instability
The above mentioned characteristics are associated with which one of the following cycles of its development?
Rain shadow effect is associated with
Match List I with List II and select the correct answer using the code given below the Lists:
List I (Cloud) | List II (Characteristic) | ||
A. | Cirrus | 1. | Rain giving |
B. | Stratus | 2. | Feathery appearance |
C. | Nimbus | 3. | Vertically growing |
D. | Cumulus | 4. | Horizontally spreading |
Which of the following statements concerning temperature is/are correct?
1) In winter season isotherms in Northern Hemisphere are more or less circular on continents
2) Isotherms are parallel to latitude in Southern Hemisphere in oceans
3) Minimum temperature during winter is recorded in North Canada
Select the correct answer using the code given below:Which of the following statements regarding tropical cyclones is/are correct?
1. These storms develop during the summer and autumn in every tropical ocean except the South Atlantic and eastern South Pacific Oceans.
2. Tropical cyclones that occur in the North Atlantic and eastern North Pacific Oceans are known as typhoons.
3. Tropical cyclones that occur in the Indian and South Pacific Oceans are called cyclones.
Select the answer using the code given below:
Which one of the following is the correct sequence of layers as we move from the Earth’s surface upwards?
In which of the following atmospheric layers ozone gas is concentrated?
Ozone layer depletion is a major phenomenon in :
By which layer of the atmosphere the ultra-violet rays are absorbed ?
______ is the uppermost layer of the atmosphere.
Which of the following is correct about insolation?
I. It influences the distribution of temperature.
II. It increases from the equator towards the poles.