1. Describe the mineral distribution in North America. Answer: Obtaining nuclear energy from radioactive material generates radioactive waste. Answer: (a) Cooking food in an open pan, kept on low flame. NCERT Solutions for Class 8 Geography Chapter 3 – Mineral and Power Resources. Wind farms having clusters of windmills located in coastal regions and mountain passes. Answer: These solutions for Mineral And Power Resources are extremely popular among Class 8 students for Social science Mineral And Power Resources Solutions come handy for quickly completing your homework and preparing for exams. (iv) (a) For rural areas, solar energy and wind energy are feasible options. Define quarrying. Chapter 2-Land, Soil, Water, Natural Vegetation and Wildlife Resources Usually, the land, type of soil and water available in the region influence the lifestyle of the people living in a place. Answer: (a) They are created by natural processes. Resources and Development is an important book for Class 8 Social Science subject. is the most abundantly available fossil fuel. Solar cells help to convert this energy to electricity. Question 7. Question 1. Write common uses of minerals. A rock is an aggregate of one or more minerals. Minerals are naturally occurring substances that have definite chemical compositions. They are created with the help of natural processes and no human inter… Hydroelectricity is produced from the energy possessed by water falling from great heights. Name nuclear power stations in India. Answer: Geothermal energy is the heat energy obtained from the inside of the earth. Answer: The gaseous fuel formed from the conversion of organic waste such as dead plant, animal material, animal dung and kitchen waste is called biogas. (iv) After quarrying, pits are not covered so they may cause environmental hazards. (v) Give five ways in which you can save energy at home. NCERT Solutions for Class 8 Social Science Geography Mineral and Power Resources Chapter 3 are available in PDF format for free download. Quarrying: It is the process of extraction in which minerals lying very close to the surface are extracted just by digging them out. Question 1. Answer: Students can download the NCERT Solutions for Class 8 Geography PDF below. (a) Coal Students can download the solutions of NCERT Class 8 Social Science Resources and Development here. Solar energy is used in solar heaters, solar cookers, solar dryers, etc. Kalpakkam, Tarapur, Ranapratap Sagar, Narora, and Kaiga are the nuclear power stations in India. …………. During past few years, a number of surveys on students were made to better understand their problems regarding their studies and their basic requirement. They are generally located in igneous or metamorphic rocks. Answer: What is natural gas? Shaft mining: In this, deep bores (called shafts) are made to reach mineral deposits lying at large depths. Answer: (a) Soaking the dal for some time before cooking it. Question 2. Go through topics such as hydroelectric power, coal, petroleum, natural gas and biogas. (i) Name any three common minerals used by you every day. India has vast deposits of high-grade iron ore, and it is also a leading producer of salt. Biogas is a gaseous fuel obtained from the decomposition of organic waste like dead plant and animal material or animal dung and kitchen waste. While metals such as limestone, mica and gypsum do not contain minerals and are called as Non-metallic minerals. Answer: The hot rock heats the water, which turns the water into steam. (iii) Petroleum is referred to as “black gold”. (d) Tamil Nadu, (v) What is the name given to the electricity produced from coal? (d) Cooking food in an open pan kept on low flame. Answer: Required fields are marked *, NCERT Solutions for Class 8 Social Science. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12, NCERT Solutions for Class 8 Social Science Geography Chapter 3 Minerals and Power Resources. Silicon, obtained from the mineral quartz, is the base of the computer industry. Answer: Salt, petroleum and gold are the common minerals that are used by humans on a regular basis. Tidal energy is the energy generated from tides. Deforestation leads to environmental pollution. (i) Environmental aspects must be carefully looked into before building huge dams. (b) Thermal power (b) Cooking food in a pressure cooker. (i) Conventional and non conventional sources of energy. Solution : Minerals are found in the earth and are naturally occurring substances. Whereas, natural gas is extracted with petroleum deposits when crude oil is brought to the surface. (c) Europe (i) (c), (ii) (b), (iii) (c), (iv) (b), (v) (b), (vi) (d), (vii) (b). If you have any query regarding NCERT Solutions for Class 8 Social Science Geography Chapter 3 Mineral and Power Resources, drop a … It is used for running all types of machinery, transport vehicles, from a bicycle to an aeroplane. They have a definite chemical composition. Minerals are not evenly distributed over space but are concentrated in a particular area or rock formations. Answer: Metallic minerals contain metal in raw form. Answer: Ores are the rocks which are mined to extract minerals from them. The ores of metallic minerals are found in igneous and metamorphic rock formations that form large plateaus. Coal is more predominant in the Canadian Shield Region than the Appalachians. Natural gas is a fossil fuel obtained with petroleum deposits in oil fields. Prepared by teachers of the best CBSE schools in India. Minerals: A naturally occurring substance which has a definite chemical composition is called mineral. (b) In coastal areas – wind power, petroleum and tidal power can be used. (ii) Presence of coal mines around industries reduces the costs of transportation and also ensures easy availability of fuel. Ans: The three main characteristics of minerals are: Answer the following questions. Minerals take thousands of years to form. (ii) Which one of the following is a leading producer of copper in the world? Coal is called “buried sunshine” because it is found buried under the earth, and is as important a source of energy as sunshine. Question 2. River water is stored in dams. 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Question 1. Answer: Hence, it is also known as “Black Gold”. Understand the ways to save energy at home. The moving blades are connected to a generator which produces electricity from this energy. Question 1 What is a mineral? In igneous and metamorphic rocks in South Africa, iron, nickel, chromites, and platinum are found. Minerals and Power Resources NCERT Solution Answer the following questions: Question 1: Name any three common minerals used by you every day. Answer: These Extra Questions with solution are prepared by our team of expert teachers who are teaching grade in CBSE … (i) Three common minerals used by us in day-to-day life are copper, iron and salt. Did you know that the salt in your food and graphite in your pencil are also minerals? Class 8 Geography Chapter 3 Mineral and Power Resources Very Short Answer Type Questions. MCQ Questions for Class 8 Geography: Ch 3 Mineral and Power Resource. Question 9. (iii) Two regions in India rich in natural gas resources are Jaisalmer and Krishna-Godavari delta. Harnessing tidal energy destroys the natural habitats of wildlife. (a) North America Nuclear power is the energy possessed by the nuclei of atoms of naturally occurring radioactive elements like uranium-, thorium, etc. (i) Which one of the following is NOT a characteristic of minerals? (c) Natural gas Use the above-provided NCERT MCQ Questions for Class 8 Geography Chapter 3 Mineral and Power Resources with Answers Pdf free download and get a good grip on the fundamentals of real numbers topic. (c) For arid regions, wind energy and solar energy are feasible, for reasons similar to rural areas. Define minerals. (ii) What is an ore? Power Resources • Power or enrgy is necessary for industry, agriculture, transport, communication and defense. (iv) Quarrying can become a major environmental concern. I like this app very much and it is very Windmills are used to convert wind energy to electricity. Define mineral in brief and explain how they are formed without any human interference. 8. Choose the correct option. Windmills are costly to set up. CBSE Class 8 Geography Resources and Development book Chapter 3 “Mineral and Power Resources” Multiple Choice Questions ‌(MCQs‌) with Answers. Closing the tap properly, so that it does not drip. All questions and answers from the NCERT Book of Class 8 Social science Chapter 3 are provided here for you for free. • Power resources categorised as: → Conventional resources This plant is generating which alternative energy resource? Question 3. 3.1: Uploading of a truck in a coal mine. This heat is used to produce electricity. Nonmetallic minerals do not contain metals. Metallic minerals are of two types: (a) Ferrous and (b) Nonferrous. (c) Fossil fuel Question 1. These are then set in varying styles of jewellery. (iv) Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid regions? Give reasons. Q1. There chapter wise Practice Questions with complete solutions are available for download in myCBSEguide website and mobile app. Non-metallic minerals are found in sedimentary rock formations. (iv) Quarrying can become a major environmental concern. The use of renewable energy sources like organic waste, tide and wind energy come under non-conventional energy sources. Name and describe some non- conventional sources of energy. Question 8. Here is a compilation of Free MCQs of Class 8 Geography book Resources and Development Chapter 3 – Mineral and Power Resources. Western Cordilleras have vast deposits of copper, lead, zinc, gold, and silver. Metallic minerals contain metals in raw form. (d) Andhra Pradesh, (iii) Which one of the following is a leading producer of copper in the world? The mineral deposits in North America are found in three zones: the Canadian region in the north of the Great Lakes, the Appalachian region, and the Rocky Mountains in the West. They are not made by man. Fill in the blank spaces given to complete each sentence. Question 2. Question 13. (b) Madhya Pradesh Firewood and fossil fuels are the two main conventional energy sources. These forms of energy are safe to use and clean. (b) Soaking the dal for some time before cooking it. Class VIII: Chapter 3 (Mineral and Power Resources) Question & Answers. (a) Iron ore Conventional and non-conventional power resources. Solar energy is the heat and light energy captured from the sun. (iii) Petroleum is a very valuable fossil fuel. myCBSEguide has just released Chapter Wise Question Answers for class 8 Social Science. Do you know? Answer: Conventional sources of energy are those which have been in common use for a long time. Quarrying is a process of extraction in which minerals lying near the surface are simply dugout. Question 2: What is an ore? Nuclear power can be produced from the nuclei of most elements. Dust particles from quarry can cause respiratory problems. Wind energy is the energy possessed by moving air (wind). Answer: Iron, salt, bauxite. Mineral and Power Resources. (C) In arid areas, geothermal powers and solar energy are the most suitable sources of energy to be used. (b) Bauxite Question 14. We hope the NCERT Solutions for Class 8 Social Science Geography Chapter 3 Mineral and Power Resources, help you. Question 1. (a) Petroleum Drying clothes in sunlight instead of electric dryers to prevent emissions and unnecessary use of electricity. Cities/villages/towns are shifted causing untold hardships to people. They can be found concentrated in a particular area or in a rock formation. Biogas, although useful and renew¬able, contributes to the greenhouse effect. (d) Keeping the vegetables chopped before lighting the gas for cooking. (c) Limestone Define quarrying. They are found in rocks and water. So we classify them as non-renewable. Mineral fuels such as coal and petroleum are found in sedimentary strata. Minerals can be extracted by ………….,…………., or …………, Deep bores dug to reach mineral deposits are called …………. (d) South America, (iii) Which continent is the leading producer of iron ore in the world? Most non-conventional sources of energy cost less. (i) Conventional and non-conventional sources of energy. Bhakra Nangal, Gandhi Sagar, Nagaijunasagar, and Damodar Valley Projects are important hydel power stations in India. Metals, ferrous and Non-ferrous Metallic Minerals, Methods of extraction of Minerals such as Mining, drilling and quarrying, Uses of Minerals, Distribution of Minerals in India and conservation of minerals, Power resources are of two types: Conventional Resources and Non-conventional Resources, The energy resources that have been in common use for a long time are known as. (ii) Ore is the raw me tat-found in the earth mixed with other materials or impurities. Fine dust particles spread in the air around a quarrying site. What are the main characteristics of minerals? Register online for Social Science Resources and Development tuition on Vedantu.com to score more marks in your examination. Metallic minerals are usually found in igneous and metamorphic rocks that form large plateaus. (a) Goa Minerals can be identified on the basis of their physical properties and chemical properties. (b) Ghana Ans: A naturally occurring substance that has a definite chemical composition is known as a mineral. Minerals found under the earth b. Quarrying also destroys natural vegetation and thus the home of many wild animals. (i) Which one of the following is not a characteristic of minerals? (ii) What is an ore? (d) Zimbabwe. (a) They are created by natural processes. Use the above-provided NCERT MCQ Questions for Class 10 Geography Chapter 5 Minerals and Energy Resources with Answers Pdf free download and get a good grip on the fundamentals of real numbers topic. (ii) Most industries are concentrated around coal mines. Types of Minerals: On the basis of composition, minerals are classified into metallic and nonmetallic types. (c) Assam (d) None of these, (vi) Which of these is a conventional source? Chile and Peru are leading producers of copper. Question 4. (b) They have a definite chemical composition. Answer: Quarrying creates many problems. Learn about the presence of minerals in various locations with our NCERT Solutions for CBSE Class 8 Geography Chapter 3 Mineral and Power Resources. Answer: Q. Students of Class 8 can explore concepts related to Resources in Chapter 1 of Geography. b. Give one advantage of biogas over natural gas. Question 3. Answer: Metallic minerals are classified into …………….. and …………. Naturally occurring radioactive elements c. Elements created by company d. None of these. (d) Australia, (iv) Which state is a major bauxite producing area? Answer: Construction of a huge dam creates large scale destruction of natural vegetation and wildlife in those areas, which get submerged. (iv) Metallic and non-metallic minerals. Question 3. Mineral fuels like coal and petroleum are found in sedimentary strata. BAL BHARATI PUBLIC SCHOOL GANGA RAM HOSPITAL MARG Free PDF download of Important Questions with solutions for CBSE Class 8 Social Science Resources and Development Chapter 3 - Mineral and Power Resources prepared by expert Social Science teachers from latest edition of CBSE(NCERT) books. Name two minerals in various locations with our NCERT Solutions for Class 8 Social Science and. As iron ore, and platinum are found in igneous and metamorphic rocks some... When rainwater or river waterfalls from heights, it is the energy possessed by the nuclei of atoms naturally! Plant and animal material or animal dung and kitchen waste substance that has a definite chemical is. The hot rock heats the water, which get submerged their lightweight use of electricity can download the of. Valley Projects are important hydel Power stations in India rich in natural gas and biogas mountain ranges the. 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