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GEOGRAPICAL FACTS FOR UPSC 2007GEOGRAPICAL FACTS FOR UPSC
1. Madagaskar 4th largest island,actually a huge blocks of
Africa, that
seperated from mainland about 80 million years ago.first
settlers were
Malayas.the former name Malagasy is attribute to malayas.2Acid
Rain term was coined by Robert Angus Smith in 1852.in 1881
,Norwegian scientist observed polluted snowfall resulting in
death of fishes in
ponds and lakes.they failed to give the exact cause.in 1950 link
with acid rain
established.Sweden , Norway, Canada and U.S.A started
experiencing acid rain.
SO2 main culprit for acid rain..
3According to the tutus bode ruledistance of each planet from
the sun is
approximately twice the that of the next planet close to the
sun.
4.Atacamaarid desert in the northen chile,960 km from peru
border, almost no
vegetation, considered world,s driest desert, town of calama
recorded 400 years
drought up to 1971.it is rich in nitrates,iodine and
borax.5..Selvas---equatorial rain forest in amazon basin.
Granchacowarm temperate forest south of selvas
Llanos----savana grass lands in north west
Campossavana grasslands in east
Pampas ---temperate grasslands in Arentina
Montana----forest in the eastern slopes of Andes.
6.Kalahari desertactually not a desert, rather than semi desert
region of
Botswana lies east of Namib desert between orange river and
zambizi river .it is
bushy scrub region .a inland basin with annual rainfall less
than 50 cm.it is house
of one of the Afcia,s oldest race ,the Bushmen.7..Suez Canalone
of the steadiest source of income .canal is completed in
1869.length 160 km. connects Miditerrenean and Red Sea.it was
vital life line
between European and their coloniesin Asia.in 1956 Egypt
nationalised the Suez
canal, at that time canal was mostly owned by British and French
stockholders.
8..Various instruments are used for inlargement and reduction of
maps.they
are---proportional compasses, pantograph, ediograph,camera
lucida, Photostat
and other photographic equipment . the formula used for
enlargement or
reduction is -------new scale/old scale=no. of times enlargement
and reduction.
9..England ,Scotland, Wales are geographicaly united on Great
Braitian, but
each has its own language ,culture and outlook.the United
Kingdom includes
thse three region as well as Northern Ireland.10..With the
exception of London, most large British cities are located on or
near
coal fields.
11.Great Barrier Reefsituated east coast of Australia , largest
reef, located
between 9 degree and 22 degree south latitude, length 1920 km,
covers 2/3
Queensland,s ,broken at places and frequent openings in the form
of tidal
inlets,which enable the lagon to maintain contact with open
sea.
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