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question_answer1) Why is conservation of mineral resources essential? Explain any two steps of conserving minerals. [Delhi 2006, Foreign 05] Or Why is conservation of minerals essential? Explain any three methods of conservation of minerals. [AI 2004 C]
question_answer2) Study the diagram given and answer the questions that follow: INDIA INSTALLED CAPACITY OF ELECTRICITY (1998-99) (a) What is the contribution of hydro-electricity in the installed capacity of electricity? (b) What are the two advantages of hydro-electricity. [Delhi 2005C]
question_answer3) Study the diagram (Refer question no.2) and answer the questions that follow: (a) What is the contribution of nuclear power in the installed capacity of electricity? (b) Name any two raw materials needed for nuclear power production. [AI 2005C]
question_answer4) Describe iron ore or manganese ore under the following heads: (i) uses (Any two) (ii) reserves in the world context. (iii) producing states (Any two) (iv) importing countries. (Any two) [AI2004C]
question_answer5) State the facts about iron ore found in India with reference to the following: (a) two types of ores (b) leading states in their deposits (c) two exporting ports (d) major destination of the exports. [Delhi 2003]
question_answer6) State the facts about coal found in India with reference to the following: (a) their total resources (b) annual production (c) two important coal fields (d) two major uses. [AI 2003]
question_answer7) State two main uses of copper. Also mention four copper producing districts of India. [Foreign 2003]
question_answer8) Name the ore from which Aluminium is extracted. State four important uses of Aluminium. Name two states where its ore is found. [Foreign 2003]
question_answer9) Why is solar energy called the energy of the future? Explain with four examples. [AI2002]
question_answer10) "Hydel power" is more important source of energy than thermal power? Discuss this fact with four examples. [Delhi 2002]
question_answer11) Distinguish between the following in not more than 30 words. (a) ferrous and non-ferrous minerals. (b) conventional and non conventional sources of energy.
question_answer12) Why do we need to conserve mineral resources?
question_answer13) List out three harmful effects of mining.
question_answer14) Distinguish between the following: (a) Rocks and minerals. (b) Ores and minerals. (c) Thermal and hydro electricity.
question_answer15) Distinguish between metallic and non-metallic minerals.
question_answer16) Describe the occurrence of petroleum. Bring out its importance and areas of petroleum production.
question_answer17) Natural gas is a precious gift to India. Explain the statement by giving four points.
question_answer18) Minerals are indispensable part of our lives. Explain the statement by giving three examples.
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