Class-8 S.Studies Geography Chapter-13 North America(Geographical Features)

 EVENTS CONVENT H. SCHOOL

06/02/2021     CLASS-8           SLOT-2
S.Studies(Geography)
Chapter-13
North America(Geographical Features)

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A.Choose the correct option of the following

 Question 1.Due to the meeting of which current near New Found-land thick fog develops?

(a) Gulf stream and Alaska current.

(b) Gulf stream and California.

(c) Gulf stream and Labrador current.

(d) Labrador and Alaska current.

Answer:

(c) Gulf stream and Labrador current.

 

Question 2.Which of the following climate is known for winter rain?

(a) Desert climate

(b) Mediterranean climate

(c) Tundra climate

(d) Equatorial climate

Answer:

(c) Tundra climate

 

B.Answer the following questions:-

Question 1.Write the latitude and longitude expense of North America?

Answer:North America is situated in Northern Hemisphere. North America lies entirely in the Northern Hemisphere. It lies between 10° N and 70°N latitudes and 50° W and 170° W longitudes.

 

Question 2.Which is the highest mountain peak of North America?

Answer:Mt. McKinley is the highest mountain peak of North America. It is 6194 meters above sea level.

 

Question 3.Write the names of great lakes of Northern America?

Answer: Superior,Michigan,Hurin,Eris, Ontario are famous great lakes of Northern America.

 

Question 4.Name the four ocean currents which influence the climate of North America?

Answer:Gulf Stream, Labrador Current, California Current and the Alaska Current are the four currents which influence the climate of’ North America.

 

Question 5.Write two qualities of Coniferous forests?

Answer: In this area mostly the land is covered with snow so big trees can not grow.

The top of the trees which are in one shape cannot hold the snow and it falls down on the earth and so the branches are stooped. Spruce, pine, larch, oak and redwood tree are main trees.

 

Question 1.Write names of three plateaus of North America with their locations.

Answer:In the east lies Rocky mountain range, Sierra Nevada in central and coastal range in western area. Among these mountains ranges there is inter-mountain Plateau Great Basin. The Plateau of Colorado lies in South of Great Britain.

            Eastern Highlands include the Appalachian Mountains and their extensions. In the east there is Labrador plateau.

            To the South east of the Eastern Highlands lies the plateau of Appalachian. These ancient plateaus are deposits of minerals.

 

Question 2.Write the reasons of diversities in the vegetation of North America.

Answer:Climate and physical features have great influence on natural vegetation, as the origin and growth both depends on the climate. North America is a continent where barring Mediterranean vegetation, all types of vegetation of world are found. Due to diversity in climate and uneven distribution in rainfall, diversity is seen in vegetation also. North America is rich in forest wealth.

 

Question 3.Write the three characteristics of Mediterranean vegetation?

Answer:The Western Central areas have Mediterranean vegetation. Here trees of Oaks, Cheer, Olive, Redwood, Cork and juicy fruits grow in larger number. The valley of California is famous for fruits production. The bark of trees and leaves are thick, soft and wide fine trees are thorny which protects trees from dying

 

Question 4.What is the difference be Cordilleras and Canyon?

Answer: