Answer the following briefly in not more than 30 words. Name the important raw materials used in the manufacturing of cement.

Contemporary India-II

Book: Contemporary India-II

Chapter: 6. Manufacturing Industries

Subject: Social Science - Class 10^th

Q. No. 2 of Exercises

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2

Answer the following briefly in not more than 30 words.
Name the important raw materials used in the manufacturing of cement.

Cement is an essential raw material for the for construction of buildinsgs, factories, bridges, roads; airports, dams and for other commercial establishments. The cement industries use bulky and heavy raw materials like limestone, silica, alumina and gypsum.

2

Chapter Exercises

Exercises

Activity

Project Work

1

Which one of the following industries uses limestone as a raw material?

1

Which one of the following agencies markets steel for the public sector plants?

1

Which one of the following industries uses bauxite as a raw material?

1

Which one of the following industries manufactures telephones, computer, etc.?

2

Answer the following briefly in not more than 30 words.
What is manufacturing?

2

Answer the following briefly in not more than 30 words.
Name any three physical factors for the location of the industry.

2

Answer the following briefly in not more than 30 words.
Name any three human factors for the location of an industry.

2

Answer the following briefly in not more than 30 words.
What are basic industries? Give an example.

2

Answer the following briefly in not more than 30 words.
Name the important raw materials used in the manufacturing of cement.

3

Write the answers of the following questions in 120 words.
How are integrated steel plants different from mini steel plants? What problems does the industry face? What recent developments have led to a rise in the production capacity?

3

Write the answers of the following questions in 120 words.
How do industries pollute the environment?

3

Write the answers of the following questions in 120 words.
Discuss the steps to be taken to minimise environmental degradation by industry.