The portion of the atmosphere which extends from the earth's surface upto 6-8 miles and experiences decrease in temperature at constant rate is : [NDA 1990]

Related MCQs

• Which of the following are true with regard to temperature control of the atmosphere of a given place? 1. The major temperature contrasts on earth's surface are between land masses and oceans 2. During night, the water surface cools more rapidly than the land surface 3. Temperature generally decreases with latitude on either side of the equator 4. Temperature rises to a maximum during summer and falls to a minimum during winter
• Consider the following statements: 1. Nearly 99 percent of the total mass of the atmosphere lies within 30 km of the Earth's surface. 2. The proportion of ozone in the atmosphere increases to a maximum at about 60 km from Earth's surface. Which of the statements given above is/are correct? [IAS 2008]
• When the relative humidity is 50 percent and air temperature is 30°C, a cooling of air mass: [NDA 1990]
• High mean temperature, high relative humidity and heavy rainfall (well distributed all over the year) are the characteristic features of the: [NDA 1990]
• The absence of which among the following causes the temperature of the atmosphere to decrease with ascent along with decreasing density of air? 1. Vegetation 2. Water 3. Carbon dioxide 4. Oxygen 5. Nitrogen
• Consider the following statements regarding the atmosphere of the earth: 1. It is enveloping the earth because of gravity. 2. Its density decreases with increasing height from the surface of the earth. 3. Its characteristic composition is same throughout its height. 4. Amount of pressure it exerts on earth's surface at sea level is called one atm sphere. Which of these statements are correct? [CDS 2001]
• Comets revolve around: [NDA 1990]
• Earthquakes rarely occur in: [NDA 1990]
• Which one of the following constituents of the atmosphere causes greatest changes in climate and weather? [NDA 1995]
• In the earth's atmosphere, the atmospheric pressure: [NDA 1991]