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

Related MCQs

• Consider the following statements: 1. Troposphere varies in its thickness between equator and poles. 2. Stratosphere does not experience Normal Lapse Rate. 3. Ozone layer occurs in the Mesophere. 4. Ionosphere lies between Stratosphere and Mesosphere Which of these statements are correct? [NDA 2003]
• Which of the following is/are correct in matching the layer of atmosphere and its characteristic ? 1. Troposphere : weather phenomena 2. Stratosphere : ozone layer 3. Ionosphere : radio waves reflected to earth's surface 4. Mesosphere : Aurorae
• Consider the following statements about the 'Roaring Forties': 1. They blow uninterrupted in the Northern and Southern Hemispheres 2. They blow with great strength and constancy 3. Their direction is generally from North-West to East in the Southern Hemisphere 4. Overcast skies, rain and raw weather are generally associated with them Which of these statements are correct?
• On December 22, the sun: 1. is not visible at north pole 2. is only visible for a few minutes at the Antarctic Circle 3. rises south of east and sets south of west at the Tropic of Cancer 4. rises south of east and set south of west at the equator
• Consider the following statements regarding general characteristics associated with tropical cyclones 1. Tropical cyclones move with very low velocity over the oceans but become strong while moving over the land areas. 2. They are confined to a particular period of the year (mainly summer) and normally move from east to west. Which of the statement(s) given above is/are correct? [IAS 2009]
• In both the hemispheres the trade winds blow towards the
• Winds blow:
• Very strong and cold icy winds that blow in the Polar regions are called: [CPO SI 2003]
• The hot dry local winds that blow on the eastern side of the Alps Mountain are known as: [NDA 2003]
• 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? [CSAT 2011]