More Questions on Atmosphere
- Q. With reference to the sub-tropical high pressure belt, consider the following statements: 1. It is affected by Earth’s rotation and descent of winds from higher altitudes. 2. It is dynamically induced and characterized with anti-cyclonic conditions. Which of the statement(s) given above is/are correct?
A)2 only
B)1 only
C)Both 1 and 2
D)Neither 1 nor 2
Answer: 2 only
- Q. Which one of the following statements is correct? Hurricanes ________
A)Develop over warm ocean areas
B)Form at the equator
C)Are not as large as tornadoes
D)Tend to intensify when they move over land surfaces
Answer: Develop over warm ocean areas
- Q. The layer of atmosphere which reflects radio waves is
A)Stratosphere
B)Ionosphere
C)Troposphere
D)Exosphere
Answer: Ionosphere
- Q. Smog is likely to occur ________
A)On calm, clear and cool nights
B)Around valleys
C)Near lakes
D)Near the industrial areas
Answer: Near the industrial areas
- Q. 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
A)II, III and IV
B)I and II
C)I, II and III
D)I, III and IV
Answer: I, III and IV
- Q. Consider the following statements: 1. The monsoon climate is found in Northern Australia. 2. The China type climate is found in Argentina. Which of the statements given above is/are correct?
A)Both 1 and 2
B)1 only
C)2 only
D)Neither 1 nor 2
Answer: Both 1 and 2
- Q. Which one among the following statements relating to an anticyclone is correct?
A)The contribution of an anticyclone towards determining weather of an area is quite significant
B)Anticyclone is a wind system with a high pressure centre
C)In anticyclone the movement of wind is inward
D)The movement of wind is clockwise in an anticyclone of southern hemisphere
Answer: Anticyclone is a wind system with a high pressure centre
- Q. Which of the following statements is incorrect?
A)Doldrum belt lies between 10°N and 10°S latitudes
B)Roaring forties are the southern latitudes where Westerlies are prevalent
C)Monsoons are local seasonal winds
D)Horse latitudes are found between Trade winds and Westerlies
Answer: Monsoons are local seasonal winds
- Q. Atmospheric humidity is measured by ________
A)Lysimeter
B)Psychrometer
C)Anemometer
D)Hydrometer
Answer: Psychrometer
- Q. The Ozone hole is detected in the atmosphere, where is it located?
A)Above India
B)Above Arctic Ocean
C)Above Antarctica
D)Above Alaska
Answer: Above Antarctica
- Q. Because of which one of the following factors, clouds do not precipitate in deserts?
A)High wind velocity
B)Low pressure
C)Low humidity
D)High temperature
Answer: Low humidity
- Q. Frontal rain is caused by ________
A)Cyclonic activity
B)Convection currents
C)Winds from sea
D)Condensation of water evaporated from mountains
Answer: Cyclonic activity
- Q. Atmospheric pressure exerted on earth is due to ________
A)Revolution of earth
B)Gravitational pull of the earth
C)Rotation of earth
D)Uneven heating of earth
Answer: Gravitational pull of the earth
- Q. Mist is a result of which one of the following?
A)Sublimation
B)Condensation
C)Evaporation
D)Saturation
Answer: Condensation
- Q. Temperature generally decreases towards the poles because ________
A)Cold surfaces do not absorb solar energy as readily as warm surfaces
B)Air movement is generally towards the. equator
C)Cold polar air masses prevent surface heating of the land
D)Progressively lesser solar energy per unit area falls on the earth's surface as we move to polar regions
Answer: Progressively lesser solar energy per unit area falls on the earth's surface as we move to polar regions
- Q. Countries favourably influenced by Westerlies are ________
A)New Zealand
B)Western Europe, British Columbia and East of U.S.A.
C)South-West Africa and South Chile
D)All of these
Answer: All of these
- Q. What do you understand by the term ‘Advection’ ?
A)Heat is transferred vertically through the air
B)Heat is transferred horizontally by winds
C)Heat is transferred horizontally by both winds and ocean currents
D)Heat is transferred horizontally through ocean currents
Answer: Heat is transferred horizontally by both winds and ocean currents
- Q. Which gas is found in maximum quantity in lower atmosphere?
A)Oxygen
B)Hydrogen
C)Carbon dioxide
D)Nitrogen
Answer: Nitrogen
- Q. Which of the following constituents of the atmosphere are important from the climatic point of view ? 1. Nitrogen 2. Oxygen 3. Carbon dioxide
A)1, 2 and 3
B)1 and 2
C)2 and 3
D)Only 3
Answer: Only 3
- Q. Condensation is a process which occurs when
A)Temperature in the air parcel remains static
B)Temperature falls below 0°C
C)Absolute humidity becomes equal to relative humidity
D)Relative humidity becomes 100% and more
Answer: Relative humidity becomes 100% and more
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