12. ———basedindustriesdependonoceansand marine life for their raw materials.
13. Publicsectorindustriesareownedand managed by the———
14. Theprocessofmeltingmetalstoseparate from impurities known as———
15. Industrialsystemworksonthebasisof ————-,————- and —————
Answers
the———
14. The
Explanation:
Theprocessofmeltingmetalstoseparate from impurities known as———
15. Industrialsystemworksonthebasisof ————-,————- and —————
Answer:
Q. 1 What is smelting?
Ans. Smelting is the process by which metals are extracted from their ores by heating
beyond the melting point.
Q. 2. What is industry?
Ans. Industry refers to an economic activity that is concerned with production of goods,
provision of services and extraction of minerals, etc. by adding value to inputs.
Q. 3. Describe the classification of industries.
Ans. The classification of industries is as follows:
(i) On the basis of raw materials.
(ii) On the basis of size.
(iii) On the basis of ownership.
Q. 4. What are raw material industries?
Ans. On the basis of raw materials being used, industries may be classified as
agrobased, mineral-based, marine-based and forest-based depending on the type of
raw material they use.
Q. 5. Explain agro-based industries.
Ans. Agro-based industries use plant and animal based products as their inputs. Food
processing, vegetable oil, cotton textile, dairy products and leather industries are
examples of agro-based industries.
Q. 6. What are mineral-based industries?
Ans. Mineral-based industries use raw materials like mineral ores. For example, heavy
machinery made from iron, building materials and railway coaches are mineral-based
industries.
Q. 7. Explain marine based industries.
Ans. Marine-based industries use products from the sea and oceans as raw materials.
For example, industries processing sea food or manufacturing fish oil.
Q. 8. What do you mean by forest based industries?
Ans. Forest based industries use forest produce as raw materials. For example, paper
industry, furniture and building.
Q. 9. Define industries on the basis of size.
Ans. Classification of industries on the basis of size refers to the amount of capital
invested, number of people employed and the volume of production.
Q. 10. What are small-scale industries?
Ans. Small-scale industries run on small capital and infrastructure and where all the
products are manufactured by hand, by the artisans. For example, basket weaving,
pottery and other handicrafts.
Q. 11. Explain large-scale industries.
Ans. Large-scale industries run on higher amount of capital invested and use of
superior technology. For example, production of automobiles and heavy machinery.
Q. 12. Define industries on the basis of ownership.
Ans. On the basis of ownership, industries can be classified into private sector, state
owned or public sector, joint sector and cooperative sector.
Q. 13. What are private sector industries?
Ans. Private Sector industries are owned and operated by individuals or group of
individuals.
For example, Reliance Industries.
Q. 14. Explain public sector industries.
Ans. Public sector industries are owned and operated by the government. For example,
Hindustan Aeronautics Limited and Steel Authority of India Limited.
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