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GK Lecture 1

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51 views5 pages

GK Lecture 1

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Lecture No.

1
World Map
 The world map is called Mercator projection.
 It was developed all the way back in 1569.
 There seven continents of the world in order.
1. Asia
2. Africa
3. North America
4. South America
5. Antarctica
6. Europe
7. Oceania
 Zealandia is called 8th continent in the world
 There are 195 countries in the world today
 193 countries are member of UN
 2 countries (The Holy See, Palestine) are non-member observer
states
All about Asia
 Asia is the largest continent.
 The land area of Asia is 44.58 million km2
 Asia population is nearly 59.76% of the total world population
 The population density in Asia is 150 people per km2
 According to United Nations, there are 48 countries in Asia
 Three dependent states in Asia
1. Taiwan (China)
2. Hong Kong (China)
3. Macao (China)
 There are 12 landlocked countries in Asia.
A landlocked cannot access the ocean since the nearest cost is in another
administrative unit.
 There is one double landlocked country in Asia—Uzbekistan
Double landlocked country means a country that is surrounded by another landlocked
country
 Largest country by area →Russia
 Largest country by population → China
 Largest island → Borneo island (shared by 3 countries Indonesia, Malaysia, Brunei)
 Smallest island → Maldives
 Longest river → Yangtze river in China
 Highest point → Mount Everest (between Nepal and Tibet)
 Tibet is autonomous region of China
 Lowest point→ Dead Sea (between Israel and Jordan)
 Largest desert → Gobi Desert in China and Mongolia
 Biggest lake → Caspian Sea----shared by 5 countries
1. Turkmenistan--T
2. Azerbaijan--A
3. Russia--R
4. Iran--I
5. Kazakhstan--K
Trick to memorize TARIK
All about Africa
 2nd largest continent in size and population
 Its population is nearly 16.72% of the world population
 Population density in Africa is 45 people per km2
 According to UN there are 54 countries in Africa
 16 landlocked countries in Africa
 Largest country by population → Nigeria
 Largest country by area → Algeria
 Smallest country by population and area → Seychelles
 Largest island → Madagascar ( in Indian Ocean)
 Longest river → River Nile
 Main origin of Nile is Lake Victoria, Tanzania
 Nile is the longest river of the world
 Highest point→ Mountain Kilimanjaro (Tanzania)
 Largest lake → Lake Victoria
 Largest Desert → Sahara
 Lowest point → Lake Assal

All about North America


 3rd largest continent
 Its population is nearly 4.73% of the total world population
 Population density is 20 people per km2
 According to UN there are 23 countries in North America
 There are 22 dependent territories
 No landlocked country
 Largest country by area → Canada
 Largest country by Population → USA
 Smallest country by area → St Kitts
 Smallest country by population → Nevis
 Biggest island → Greenland
 Longest river → Missouri river
 Highest point → Mountain Denali
 Biggest lake → Lake Superior
 Lowest point → Badwater Basin in Death Valley
All about South America
 4th largest continent
 Its population nearly 5.53% of the total world population
 Population density 25 people per km2
 According to UN there are 12 countries in South America
 There are three dependent countries
 2 landlocked countries → Bolivia and Paraguay
 Largest country by population → Brazil
 Smallest country by population → Suriname
 Smallest country by area → Guyana
 Largest Island → Isla Grande de Tierra del Fuego
 Longest river → Amazon
 Highest point → Aconcagua (Argentina)
 Biggest lake → Lake Titicaca
 Highest waterfall → Angel Falls (Venezuela) important mcq

All about Antarctica

 5th largest continent by area


 Least populated area of the world
 It is ice-covered continent surrounded by Southern Ocean
 Antarctica is an icy desert → largest cold desert of the world
 Highest point → Mount Vinson
 British explorer James Cook crossed the Antarctic circle for the first time in 1773
 Norwegian explorer Roald Amundsen was the first to reach the South Pole in 1911
 The Antarctic Treaty was signed by 12 countries on December 1, 1959
 7 countries have territories in Antarctica (France, UK, New Zealand, Norway, Australia,
Chile, and Argentina)
All about Europe

 2nd smallest continent


 Located in northern hemisphere
 Its population is nearly 9.78% of the total world population
 Population density is 34 people per km2
 According to the UN there are 44 countries in Europe
 There are 4 dependencies in Europe
 14 landlocked countries
 Longest river → River Volga (Russia)
 Largest lake → Lake Ladoga (Russia)
 Largest waterfall → Rhine Falls (Switzerland)
 Norway has longest coastline in Europe

All about Oceania

 Oceania includes → Pacific Island + Australia


 Its population is nearly 0.54% of the total world population
 Population density is 5 people per km2
 Oceania includes more than 10,000 islands
 Largest island → Australia
 Highest point → Puncak Jaya (Indonesia)
 Longest river → River Murray (Australia)
 Largest lake → Lake Eyre (Australia)

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