More Questions on Atmosphere
- Q. Which one of the following characteristics is not associated with the tropical cyclones?
A)As the cold front passes, the weather changes very rapidly
B)Before the cyclone arrives the air becomes very still and temperature and humidity are high
C)As the front of the vertex arrives, gusty winds develop and thick clouds appear
D)Calm conditions return when the eye of the cyclone arrives
Answer: Calm conditions return when the eye of the cyclone arrives
- Q. What is approximately the quantum of the pressure exerted by the atmosphere at sea level?
A)Five kg per sq cm
B)One kg per sq km
C)One kg per sq mtr
D)Five kg per sq mtr
Answer: One kg per sq mtr
- 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. Troposphere is the most warm part of the atmosphere because
A)It gets warm from the heat of the surface of the Earth
B)It is closer to the Sun
C)It contains charged particles
D)It produces heat
Answer: It gets warm from the heat of the surface of the Earth
- Q. The continuous circulation of water among the hydrosphere, atmosphere and lithosphere is known as
A)Hydro-equilibrium
B)Water circulation
C)Hydrologic cycle
D)Precipitation
Answer: Hydrologic cycle
- Q. Which gas is found in maximum quantity in lower atmosphere?
A)Oxygen
B)Hydrogen
C)Carbon dioxide
D)Nitrogen
Answer: Nitrogen
- Q. A level of atmosphere which is composed partly of Electrons and Positive Ions is called
A)Stratosphere
B)Troposphere
C)Ionosphere
D)Mesosphere
Answer: Ionosphere
- Q. Mist is a result of which one of the following?
A)Sublimation
B)Condensation
C)Evaporation
D)Saturation
Answer: Condensation
- Q. Which are of the following is wrongly characterised?
A)Sirocco – Sahara – spring - hot
B)Chinook- Canada - winter - warm
C)Khamsin – Egypt – spring - hot
D)Mistral - Rhone Valley - summer – cold
Answer: Mistral - Rhone Valley - summer – cold
- Q. The capacity of the Atmosphere to hold water vapour
A)Increases as the temperature decreases
B)Increases as the temperature increases
C)Decreases as the temperature increases
D)Decreases as the temperature decreases
Answer: Increases as the temperature increases
- Q. Choose the correct option with the correct sequence of the layers of atmosphere
A)Exosphere, Troposphere, Ionosphere Mesosphere, Stratosphere
B)Mesophere, Ionosphere, Exosphere, Troposphere, Stratosphere
C)Ionosphere, Exosphere, Mesosphere, Stratosphere, Troposphere
D)Troposphere, Stratosphere, Mesosphere, Ionosphere, Exosphere
Answer: Troposphere, Stratosphere, Mesosphere, Ionosphere, Exosphere
- Q. 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?
A)Both 1 and 2
B)1 only
C)2 only
D)Neither 1 nor 2
Answer: 2 only
- Q. Consider the following statements: 1. Either of the two belts over the oceans at about 30° to 35° N and S Latitudes is known as Horse Latitude. 2. Horse latitudes are low pressure belts. 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: 1 only
- Q. Which of the following are true with regard to temperature control of the atmosphere of a given place? I. The major temperature contrasts on earth’s surface are between land masses and oceans II. During night, the water surface cools more rapidly than the land surface III. Temperature generally decreases with latitude on either side of the equator IV. Temperature rises to a maximum during summer and falls to a minimum during winter
A)I and II
B)I, III and IV
C)II, III and IV
D)II and IV
Answer: I, III and IV
- Q. Cyclone is a system of wind blowing ________
A)In a straight line from high to low pressure region
B)Spirally outwards from a high pressure region
C)Spirally towards low pressure region
D)From Ball of Bengal towards Bangladesh annually
Answer: Spirally towards low pressure region
- Q. Which of the following places are favourably influenced by the Trade winds? I. West Indies II. Brazil III. Mexico IV. Madagascar
A)III and IV
B)I and II
C)I, II, III and IV
D)II and IV
Answer: I, II, III and IV
- Q. The intensity of insolation depends on
A)Wind
B)Altitude
C)Nature of terrain
D)Latitude
Answer: Latitude
- Q. What causes snowfall?
A)When condensation takes place in form of fog and precipitation occurs as flakes
B)When condensation takes place below 0° C and precipitation occurs in the form of flakes
C)When rain freezes into snow-flakes while passing through the atmosphere
D)When the air temperature is much lower than surface temperature
Answer: When condensation takes place below 0° C and precipitation occurs in the form of flakes
- 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. A layer in the Earth’s atmosphere called Ionosphere facilitates radio communication. Why? 1. The presence of ozone causes the reflection of radio waves to Earth. 2. Radio waves have a very long wavelength. Which of the statements given above is fare correct?
A)Both 1and 2
B)1 only
C)2 only
D)Neither 1 nor 2
Answer: Neither 1 nor 2
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