10th Social Science Book Back Answers Unit 4: India – Resources And Industrie:

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Samacheer Kalvi 10th Social Science Book Back Answers Geography Unit 4 India – Resources And Industrie:

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10th Social Science – Geography

Unit 4: India – Resources And Industrie

I. Choose the Correct Answer:

1. Manganese is used in …
(a) Storage batteries
(b) Steel Making
(c) Copper smelting
(d) Petroleum Refining
Answer:  (b) Steel Making

2. The Anthracite coal has:
(a) 80 to 95% Carbon
(b) Above 70% Carbon
(c) 60 to 70% Carbon
(d) Below 50% Carbon
Answer:  (a) 80 to 95% Carbon

3. The most important constituents of petroleum are hydrogen and
(a) Oxygen
(b) Water
(c) Carbon
(d) Nitrogen
Answer:  (c) Carbon

4. The city which is called the Manchester of South India is:
(a) Chennai
(b) Salem
(c) Madurai
(d) Coimbatore
Answer: (d) Coimbatore

5. The first Nuclear Power station was commissioned in:
(a) Gujarat
(b) Rajasthan
(c) Maharashtra
(d) Tamil Nadu
Answer: (c) Maharashtra

6. The most abundant source of energy is
(a) Biomass
(b) Sun
(c) Coal
(d) Oil
Answer: (b) Sun

7. The famous Sindri Fertilizer Plant is located in:
(a) Jharkhand
(b) Bihar
(c) Rajasthan
(d) Assam
Answer: (a) Jharkhand

II. Match the following:

1. Bauxite         – a) Cement
2. Gypsum       – b) Aircraft
3. Black Gold  – c) Electrical goods
4. Iron ore       – d) Coal
5. Mica             – e) Magnetite

Ans: 1. b; 2. a; 3. d; 4. e; 5. c

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