Students can Download Geography Chapter 23 North America – Land of Prairies Questions and Answers, Notes Pdf, KSEEB Solutions for Class 7 Social Science helps you to revise the complete Karnataka State Board Syllabus and to clear all their doubts, score well in final exams.
Karnataka State Syllabus Class 7 Social Science Geography Chapter 23 North America – Land of Prairies
Class 7 Social Science North America – Land of Prairies Textbook Exercise Questions and Answers
I. Answer the following:
Question 1.
Why is North America called ‘ land of prairies’?
Answer:
The cool temperature climate is found in ports of USA there is a vast grassland between the Rockies to the great river basin Mississippi and Missouri which is also known as the prairies. This is actually a vast treeless plain. This plain land is known for wheat cultivation and animal rearing.
Question 2.
Mention the location and extent of North America.
Answer:
North America is located entirely to the north of the equator. It lies with in 7° N to 84° N latitudes. The topic of cancer passes through the continent in the south and the article circle in the North America is surrounded by the Atlantic ocean in the east the Pacific Ocean in the west and Arctic ocean in the north.
It is separated from the continent of Asia by the herring strait. It has land link with South America by the Isthmus of Panama: North America occupied 16.4% of world area. It is the third-largest continent in the world. It is almost seven times bigger than India.
Question 3.
Make a list of important countries of North America.
Answer:
There are 24 countries in North America, Canada, Greenland Mexico, United States of America, Guatemala, West Indies, the Bahamas, Saint Lucia and other countries.
Question 4.
How are the Grand Canyon of Northern America formed?
Answer:
The Colorado river drains into Colorado plateau and forms the Grand Canyon. It is a centre for scenic beauty and tourism. The grand canyon is called ‘Natural wonder of the world’.
Question 5.
Name the important plants and animals Ans of North America.
Answer:
The Tundra type of vegetation is found with in the Arctic circle. Mosses and lichens are found in this area. Some stunted flowering plants are grown in the summer season. Reindeer and Caribou and 7 Carnivores like polar bear and arctic foxes.
The coniferous forests are evergreen and Ans spices like pine, fir, spruce, lurch etc. grown here. The fur-bearing animals are found in this region. For example the find, sable, silver fox etc.
Deciduous forests are found in east of the St. Lawrence river and Great Lakes, cypress, oak, ash and chestnut are grown here. Beaver, Black Bear, Bear, Muskrat 8 and Porcupine are found in this deciduous forest.
Question 6.
Make a list of important rivers of North America.
Answer:
The Mississippi and Missouri are the great rivers of North America and together they drains 2/3 of the area. The other rivers are the Ohio, Tennessee, Arkansas, Rio ‘ Grande Yukon, Red, Colorado, Columbia, Peace, Snake, St. Lawrence etc.
Question 7.
Who is called ‘Lumber Jacks’ in North America?
Answer:
Wood pulp, paper and news print are produced in the USA and Canada. The profession which is related to forest activities like cutting of trees, preparing pulp etc. is called Lumbering. Lumbering is a highly organised job in North America people engaged in lumbering in Canada are known as lumberjacks.
Mention the important races and their languages formed in North America.
Most of the North Americans are descendants of Europeans, American Indians and Africans although there are some native or indigenous people, most of them speak Spanish, English, French or 1 American Indian languages.