PAKISTANI PUBLIC FORUM

Geography General knowledge Questions

View previous topic View next topic Go down

Geography General knowledge Questions

Post by muhammad aamir on Wed 28 Mar 2012, 7:36 am

Geography



Q-Which gas in atmosphere absorbs ultraviolet rays?

methane
nitrogen
ozone
helium

Answer-Ozone



Q-Fall in air temperature with increasing elevation is known as

thermal anomaly
thermal reduction
temperature fall
lapse rate

Answer-Lapse rate


Q-Where is the doldrums belt located?

near the equator
near the polar areas
on the Tropic of Cancer
on the Tropic of Capricorn

Answer-Near the equator


Q-What is the name given to winds blowing from subtropical high pressure regions, to the equator?

Westerlies
tropical easterlies
high latitude easterlies
doldrums

Answer-Tropical easterlies


Q-"Horse latitudes" is the term applied to the
00-50 N and S latitudes

polar circles
300-400 N and S latitudes
400-600 N and S latitudes

Answer-300-400 N and S latitudes


Q-The stratosphere is said to be ideal for flying jet aircraft. This is because

this layer is rich in ozone which reduces fuel consumption
the temperature is constant and ideal for aircraft engine efficiency
this layer is out of the firing range of anti-aircraft guns
of the absence of clouds and other weather phenomena

Answer-Of the absence of clouds and other weather phenomena


Q-The velocity of winds is governed by

pressure gradient
Farrel's law
rotation of the earth
temperature

Answer-Pressure gradient


Q-Over which region is the temperature the highest near the tropopause?
around the equator

over the Arctic region
near the Tropic of Capricorn
near the Tropic of Cancer

Answer-Near the Tropic of Capricorn


Q-Name the instrument use for measuring humidity.
barometer

thermometer
hygrometer
hydrometer

Answer-Hygrometer


Q-Which of the following are not a planetary wind?

easterlies
westerlies
drainage winds
trade winds

Answer-Drainage winds


Q-How much pressure is exerted by the atmosphere at sea level?

1 kg/cm2
1 pound/cm2
5 kg/cm2
2 kg/cm2

Answer-1 kg/cm2


Q-The water content in the atmosphere

is not dependent on temperature
increases as temperature increase
remains unchanged with change in temperature
cannot be measured

Answer-Increases as temperature increase


Q-What will happen if the temperature of water is lowered from 80C to 30C?

water will freeze
water will not change in volume
the volume will first increase, then decrease
the volume will first decrease, then increase

Answer-The volume will first decrease, then increase


Q-Which is the shortest route from Moscow to San Fransisco?

via Canada
over land
over the South Pole
over the North Pole

Answer-Over the North Pole


Q-Which one of the following is a great circle?

tropic of Cancer
tropic of Capricorn
equator
Arctic Circle

Answer-Equator


Q-In which region can be phenomenon of midnight sun be observed?

in the tropical zone
in warm temperature regions
in the Arctic and Antarctic regions
anywhere at the time of solar eclipse

Answer-In the Arctic and Antarctic regions


Q-Farrel's law is concerned with the

direction of winds
velocity of winds
intensity of winds
none of these

Answer-direction of winds


Q-Blizzards are characteristics of __________ region?

equatorial
tropical
antarctic
temperate

Answer-Antarctic


Q-What is the importance of ozone in the atmosphere?

it provides protection against ultraviolet radiation
it provides condensation effect on earth
it creates the greenhouse effect on earth
it helps scatter the blue light

Answer-It provides protection against ultraviolet radiation


Q-What is a cyclone?

a low pressure system with clockwise winds in the northern hemisphere
a high pressure system with anti-clockwise winds in the northern hemisphere
a low pressure system with anti-clockwise winds in the northern hemisphere
a high pressure system with clockwise winds in the northern hemisphere

Answer-A low pressure system with anti-clockwise winds in the northern hemisphere


Q-Which one is an anticyclone?

a low pressure system with clockwise winds in the northern hemisphere
a high pressure system with clockwise winds in the northern hemisphere
a low pressure system with clockwise winds in the southern hemisphere
a high pressure system with clockwise winds in the southern hemisphere

Answer-A high pressure system with clockwise winds in the northern hemisphere


Q-An upper air wind system with very high velocities in certain parts of the atmosphere is called

a cyclone
an anticyclone
monsoon
jet stream

Answer-Jet stream


Q-What is a tornado?

a very high pressure centre
a very low pressure centre
a very high ocean wave
a planetary wind

Answer-A very low pressure centre


Q-Snowfall occurs when

water droplets freeze as they fall to the ground
raindrops are carried up by updraughts in air
dew point of air is below freezing point
air is highly moist and rises due to convection

Answer-Dew point of air is below freezing point


Q-The process of change of state of water form solid directly into vapour is called

condensation
snow fall
sublimation
precipitation

Answer-Sublimation


Q-When humidity is expressed as a percentage, it is called
relative humidity

absolute humidity
specific humidity
percentage humidity

Answer-Relative humidity


Q-What is the vapour pressure?

the presence of vapour in air
barometric pressure
pressure only due to vapour in the air
pressure in the clouds

Answer-Pressure only due to vapour in the air


Q-What is measured by the Sling Psychrometer?

temperature
humidity
pressure
windi-velocity

Answer-Humidity


Q-What is stated in terms of grams of water vapour per kilogram of moist air?

specific humidity
relative humidity
vapour pressure
absolute humidity

Answer-Specific humidity


Q-Amount of water vapour (grams) in a given volume of air (cubic metre) is known as

specific humidity
relative humidity
mixing ratio
absolute humidity

Answer-Absolute humidity


Q-The temperature at which an air parcel will become saturated with the present amount of water vapour is

critical temperature
saturation point
dew point
condensation point

Answer-Critical temperature


Q-What is meant by the term "Cirrus"?

a low cloud
a rain-bearing cloud
a high cloud
a hail-bearing cloud

Answer-A high cloud


Q-What is Fog?

a cumulonimbus cloud
a low stratus cloud
a cirro stratus cloud
an altocumulus cloud

Answer-A low stratus cloud


Q-Hail consists of

granular ice
crystals of ice
water droplets
masses of ice with concentric layers

Answer-Masses of ice with concentric layers


Q-Rainfall caused due to the presence of mountains in the way of winds is called

orographic rain
cyclonic rain
convectional rain
advectional rain

Answer-Orographic rain


Q-The leeward side of a mountain which does not receive rain is known as
dry zone

desert area
rain-shadow area
adiabatically dry area

Answer-Rain-shadow area


Q-Dew is caused when

humid air condenses on cool surface
the air is colder than the earth's surface
the sky is overcast at night
the wind is too dry to cause rainfall

Answer-Humid air condenses on cool surface


Q-Which compound is the most abundant in sea water?

calcium carbonate
poatassium chloride
sodium chlorides
manesium sulphate

Answer-Sodium chlorides


Q-In which of the following areas is salinity likely to be the highest?

Indian Ocean
Red Sea
North Pacific
North Atlantic

Answer-Red Sea


Q-What is a Gulf Stream?

a cold current in the Atlantic Ocean
cold current in the Pacific Ocean
a warm current in the Atlantic Ocean
a warm current in the Pacific Ocean

Answer-A warm current in the Atlantic Ocean


Q-One of the warm currents in the Indian Ocean is the

Labrador Current
Agulhas Current
Curoshio Current
Humboldt Current

Answer-Agulhas Current



muhammad aamir
Global Moderator
Global Moderator

Posts : 78
Points : 16580
Reputation : 21
Join date : 2011-07-04
Age : 27

Back to top Go down

View previous topic View next topic Back to top

- Similar topics

 
Permissions in this forum:
You cannot reply to topics in this forum