Study of Continents — North America
Solutions for Geography, Class 6, ICSE
Answer the following in one word
5 questionsQuestion 1
A range of mountains
Answer:
Cordilleras
Question 2
A plateau surrounded by mountain ranges
Answer:
Intermontane
Question 3
A long deep Gorge
Answer:
Canyon
Question 4
A narrow strip of land joining two large land areas or separating two oceans
Answer:
Isthmus
Question 5
A narrow deep valley with steep sides
Answer:
Gorges
Answer the following questions in brief
14 questionsQuestion 1
State the North South and East West extent of North America.
Answer:
North America is located in the Western and Northern Hemisphere. Latitudinally it extends between 7°N to 83°N latitudes. Longitudinally it extends from 53°W to 180°W.
Question 2
How is North America linked to South America?
Answer:
North America is linked to South America by Isthmus of Panama.
Question 3
Name three gulfs along the coastline of North America.
Answer:
Three gulfs along the coastline of North America are:
- Gulf of Mexico
- Gulf of California
- Gulf of St. Lawrence
Question 4
What type of rocks are found in Canadian Shield?
Answer:
The Canadian Shield has hard Igneous and Metamorphosed sedimentary rocks. These rocks are of ancient times.
Question 5
Name the famous lakes in Canadian Shield.
Answer:
The famous lakes in Canadian Shield are:
- The Great Superior lake
- The Michigan lake
- The lake Huron
- The lake Erie
- The lake Ontario
Question 6
Where is the Piedmont Plateau situated? What is its importance?
Answer:
The Piedmont Plateau is situated to the east of Appalachians. It is a low lying plateau. It acts as a barrier between the Atlantic coast and Central lowlands.
Question 7
Why are Prairies known as the 'Granaries of the World'?
Answer:
The Prairies are known as the 'Granaries of the World' because it is fertile area which produces large quantity of Wheat.
Question 8
Name the river that drains the lowlands.
Answer:
The river that drains the lowlands is Mississippi and its tributary Missouri.
Question 9
State the location of Western Cordilleras.
Answer:
The Western Cordilleras extend from Alaska in the North to Panama in the South along the western coast.
Question 10
Name the important ranges of Western Cordilleras
Answer:
The important ranges of Western Cordilleras are:
- The Coastal range
- The Cascade range
- Sierra Nevada
- Sierra Madre
Question 11
Name the most important mountain peak of Western Cordilleras.
Answer:
Mt. McKinley is the most important mountain peak of Western Cordilleras as it is the highest peak of Cordillera region and also a volcano.
Question 12
Which is the most popular tourist attraction in Western Cordilleras?
Answer:
The Grand Canyon of Colorado is one of the popular tourist attraction in Western Cordilleras.
Question 13
What is meant by Pangaea?
Answer:
The 'Pangaea' refers to the supercontinent that consisted of all the Earth's land masses, creating a single, vast continent that stretched from pole to pole. The present continents drifted away from this original large landmass.
Question 14
Who invented the Continental Drift theory?
Answer:
The Continental Drift theory was invented by Antonio Snider.
Explain the following terms
3 questionsQuestion 1
Canyon
Answer:
Canyon — Long and deep valleys formed in the area of soft rocks are called Canyons.
Question 2
Intermontane
Answer:
Intermontane — Intermontane refers to physical feature that is surrounded by mountains on all sides. For example, Intermontane Plateau is a plateau situated between two or more mountain ranges.
Question 3
Prairies
Answer:
Prairies — The word 'Prairies' is a French word which means grassland. The temperate grassland of North America is called Prairies. It is situated in the Central lowlands.
Fill in the blanks
7 questionsQuestion 1
West Indies are also called ............... .
Answer:
West Indies are also called Caribbean.
Question 2
Canadian shield is also known as ............... shield.
Answer:
Canadian shield is also known as Laurentian shield.
Question 3
Eastern Highlands are also called ...............
Answer:
Eastern Highlands are also called Appalachian.
Question 4
Canadian shield was covered with thick sheets of ice during the ............... .
Answer:
Canadian shield was covered with thick sheets of ice during the last ice age.
Question 5
The famous Niagara Falls are located between Lake ............... and Lake ............... .
Answer:
The famous Niagara Falls are located between Lake Ontario and Lake Erie .
Question 6
Piedmont Plateau is a ............... area.
Answer:
Piedmont Plateau is a low area.
Question 7
The two main mountain ranges in Appalachian region are ............... and ............... .
Answer:
The two main mountain ranges in Appalachian region are Blue ridge and Allegheny.
Tick the correct answer
14 questionsQuestion 1
Which river flows into the gulf of Mexico
- Mississippi
- Hudson
- St. Lawrence
- R. Ohio
Answer:
Mississippi
Question 2
The Old Faithful geyser is located in
- USA
- Canada
- Greenland
- Alaska
Answer:
USA
Question 3
Which of the following is not a mountain range in West Cordilleras?
- Alaska
- Cascade range
- Sierra Nevada
- Blue ridge
Answer:
Blue ridge
Question 4
The Great Canyon is formed by
- River Mississippi
- River ohio
- River Colorado
- River St. Lawrence
Answer:
River Colorado
Question 5
The river that rises in the Rockies and flows into the Gulf of California
- Colorado
- Mississippi
- St. Lawrence
- Mack
Answer:
Colorado
Question 6
Isthmus of Panama connects North America to South America in the
- East
- South
- West
- North
Answer:
South
Question 7
The country not a part of Central America
- Mexico
- Costa Rica
- Panama
- Belize
Answer:
Mexico
Question 8
The major drainage system of North America with river Ohio as its major tributary
- Mississippi
- Colorado
- St. Lawrence
- Mackenzie
Answer:
Mississippi
Question 9
Niagara Falls is on this river
- St. Lawrence
- Mississippi
- Mackenzie
- Colorado
Answer:
St. Lawrence
Question 10
It covers the Eastern and northeastern part of North America
- Central lowlands
- Canadian Shield
- Western Cordilleras
- Eastern Highlands
Answer:
Canadian Shield
Question 11
The Central Lowlands lie between the western Cordilleras and the ...............
- Appalachian
- Canadian Shield
- Great Lakes
- Islands
Answer:
Appalachian
Question 12
Which is the temperate grassland in the central lowlands of North America?
- Steppes
- Manchurian
- Pustaz
- Prairies
Answer:
Prairies
Question 13
It is a volcanic mountain and the highest peak in Alaska.
- Mt. Mckinley
- Mt. Foraker
- Mt. Hunter
- Mt. Bona
Answer:
Mt. Mckinley
Question 14
North America is located in which hemisphere?
- Northern
- Western
- Eastern
- Western and Northern
Answer:
Western and Northern
Write true or false
5 questionsQuestion 1
The Canadian Shield is in Mexico.
Answer:
False
Corrected Statement — The Canadian Shield is in Canada.
Question 2
The French word Prairies stands for grasslands.
Answer:
True
Question 3
North America is bound by Indian Ocean and Pacific Ocean.
Answer:
False
Corrected Statement — North America is bound by Atlantic Ocean and Pacific Ocean.
Question 4
The Great Canyon of Colorado is in the east of North America.
Answer:
False
Corrected Statement — The Great Canyon of Colorado is in the west of North America.
Question 5
Hudson river is linked to Great Lakes through the Erie Canal.
Answer:
True