Atmosphere MCQs

What is true with regard to Jet Streams?
1. High velocity winds
2. Blow from west to east
3. Blow in upper troposphere near the tropopause
4. Blow in the mesosphere

The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation?
1. There are no clouds or water vapour in the lower stratosphere.
2. There are no vertical winds in the lower stratosphere.
Which of the statements given above is/are correct in this context?

Troposphere is the most warm part of the atmosphere because

Which of the following places are favourably influenced by the Trade winds?
I. West Indies
II. Brazil
III. Mexico
IV. Madagascar

Transfer of surplus heat from the lower latitudes to higher latitudes is done by :
I. ocean currents
II. planetary winds
III. tides
IV. waves

Which of the following are the ideal conditions for the phenomenon of temperature inversion to occur?
I. Long nights
II. Cloudy sky
III. Calm and stable air
IV. Dry air

What is the correct sequence of the following zonal pressure belts?
1. Subpolar low
2. Equatorial low
3. Polar high
4. Subtropical high

Which of the following is/are characteristic of a depression in the southern hemisphere?
I. It is a mass of air whose isobars form an oval or circular shape
II. Pressure is high in the centre and decreases towards the outside
III. Air moves anti-clockwise

Which of the following statements characterize the anticyclones?
1. Anticyclones are low pressure systems.
2. They are characterized by divergent wind circulation.
3. They are indicative of dry weather conditions.
Select the correct answer using the codes given below