Social Science STD 8 Chapter 12: Industries : Exercises

Social Science STD 8 Chapter 12: Industries : Exercises

1. Answer the following questions:

  1. 1. What does the word industry mean?

    The word industry refers to an activity that changes the form of any raw material with mechanical aid to increase its usefulness.

  2. 2. Which are the main factors that affect the localization of the industry?

    The main factors that affect the location of an industry are the availability of raw materials, land, water, labor, power, capital, transport, and a market.

  3. 3. Which industry is mainly known as the backbone of modern industry? Why?

    The iron and steel industry is known as the backbone of modern industry because almost everything we use is either made of iron and steel or has been manufactured using machines made from these materials. It is a feeder industry, providing raw materials for many other industries.

  4. 4. Why did the cotton textile industry develop rapidly in Mumbai?

    The cotton textile industry developed rapidly in Mumbai due to several factors: a hot and humid climate suitable for weaving and spinning, the availability of a port for importing machinery and exporting finished goods, easy access to raw cotton, and a large supply of skilled and semi-skilled labor.

  5. 5. What are the similarities between the information technology industry in Bengaluru and California?

    The similarities between the information technology industries in Bengaluru and California are their favorable climates and their development in areas known for research and technological expertise. Both are located in temperate zones, and the availability of skilled labor and capital has been a key factor in their growth.

2. Choose the correct option and write correct answer:

  1. 1. Where is Silicon Valley located?

    California

  2. 2. Which of the following is a developing industry?

    Information technology Industry

  3. 3. Which of the following is a natural fiber?

    Jute

3. Differentiate between:

  1. 1. Agro-based industry and mineral based industry

    Agro-based industries get their raw materials from agriculture. Examples include the food processing industry, cotton and linen textiles, and the vegetable oil industry.

    Mineral-based industries get their raw materials from minerals. Examples include the iron and steel industry, cement industry, and chemical industry.

  2. 2. Public sector and joint-sector Industry

    Public sector industries are owned and operated entirely by the government. An example is the Steel Authority of India.

    Joint sector industries are owned and operated jointly by the government and a private individual or group of individuals. Maruti Ltd. is an example of a joint sector industry.

4. Write two examples in the following blanks:

  1. 1. Raw materials :

    Iron ore, cotton

  2. 2. Agro based industry:

    Cotton textile industry, food industry

  3. 3. Cooperative industry:

    Amul, Mother Dairy