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1
Which of the following is true?
i. Biosphere is a narrow zone of the earth where only land and air are found together
ii. Lithosphere is rich in mineral
iii. Landforms are present on ocean floors also
A. Only I and ii
B. Only i and iii
C. Only ii and iii
D. All of the above
Answer - C
Solution
Points to Know-
Biosphere is a narrow zone where we find land, water and air together, which contains all forms of life
• Lithosphere is the solid portion of the Earth on which we live and rich in mineral
• It comprises of- rocks of earth’s crust and thin layers of soil
• Landforms are found on ocean floor also
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2
Mariana Trench is found on-
A. Indian ocean
B. Pacific Ocean
C. Arctic ocean
D. Atlantic Ocean
Answer - B
Solution
Points to Know-
Greatest depth is in Mariana Trench- 1102 m in Pacific Ocean
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3
First woman to climb Mt. Everest-
A. Junko Tabei
B. Banchendri Pal
C. Edmund Hilary
D. Tenzing Norgay
Answer - A
Solution
Points to Know-
• Edmund Hillary (New Zealand) and Tenzing Norgay Sherpa (India) – were the first men to climb the highest mountain peak Mt. Everest on the planet earth on 29th May, 1953.
• Junko Tabei (Japan) was the first woman to reach the summit on 16th May, 1975.
• The first Indian woman to climb the highest peak on 23rd May, 1984 was Bachendri Pal
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4
Europe is bounded by water bodies from how many sides?
A. 1
B. 2
C. 3
D. 4
Answer - C
Solution
Points to Know-
Europe-
• Lies to west of Asia and much Smaller than Asia
• Arctic circle passes through it
• Bounded by water bodies on three sides
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5
Domain of the earth consisting of solid rocks is
A. Atmosphere
B. Hydrosphere
C. Lithosphere
D. None of these
Answer - C
Solution
Points to Know-
• Lithosphere is the solid portion of the Earth on which we live and rich in mineral
• It comprises of- rocks of earth’s crust and thin layers of soil
• Landforms are found on ocean floor also
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6
Which of the following is true?
A. All the oceans of the world are connected to one another
B. Mountains, plateaus and valleys form a part of Lithosphere
C. Level of sea water remains same everywhere
D. All of the above
Answer - D
Solution
Points to Know-
• All the oceans of the world are connected with one another
• Level of seawater remains same everywhere
• Elevation of land is measured from the level of the sea which is taken as zero
• Landforms are found on ocean floor also
• Mountains, plateaus and valleys form a part of lithosphere
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7
Which continent passes through tropic of Cancer, tropic of Capricorn and Equator?
A. Asia
B. Africa
C. Europe
D. South America
Answer - B
Solution
Points to Know-
Asia- Tropic of Cancer passes through it
Europe- Arctic circle passes through it
Africa- Tropic of Cancer, Tropic of Capricorn and Equator passes through it
South America- Tropic of Capricorn and Equator passes through it
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8
Which two continents are linked by Isthmus of Panama?
A. South America and North America
B. Asia and Europe
C. Asia and Africa
D. Europe and America
Answer - A
Solution
Points to Know-
North America linked to South America by a very narrow strip of land called the Isthmus of Panama
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9
World’s longest Mountain Range is-
A. Rocky Mountains
B. Himalayas
C. Andes
D. Alps
Answer - C
Solution
Points to Know-
In South America-
• World’s longest mountain range- The Andes- runs through its length from North to South
• World’s Largest river- The Amazon- is present here
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10
Smallest ocean of the world is
A. Pacific
B. Indian
C. Southern
D. Arctic
Answer - D
Solution
Points to Know-
The five major oceans in order of their size are
• Pacific Ocean,
• Atlantic Ocean,
• Indian Ocean,
• Southern Ocean and
• Arctic Ocean
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