The steam rushes back to Earth’s surface and is used to make electricity. a. Mining is a process of extraction of taking out minerals from rocks under the earth’s surface. Petroleum and its derivatives are black in colour but as valuable as gold, so we refer to it as “black gold”. Chile and Peru are leading producers of copper. Where are the ores of metallic minerals generally located? These Extra Questions with solution are prepared by our team of expert teachers who are teaching grade in CBSE … Silicon is important in the computer industry. Coal is more predominant in the Canadian Shield Region than the Appalachians. Download free printable worksheets Geography pdf of CBSE and kendriya vidyalaya Schools as per latest syllabus in pdf, CBSE Class 8 Geography Worksheet - Minerals And Power Resources - Practice worksheets for CBSE students. If you are a student of class 8 who is using NCERT Textbook to study Geography, then you must come across chapter 3 Mineral and Power Resources. Iron ore, nickel, gold, uranium, and copper are mined in the Canadian Shield Region, coal in the Appalachian region. Answer the following questions. An ore is a rock from which minerals are mined. Metallic minerals are of two types: (a) Ferrous and (b) Nonferrous. Go through topics such as hydroelectric power, coal, petroleum, natural gas and biogas. You can also find Social Science Class 10 Important Questions With Answers Pdf from the year 2010 to 2020 CBSE board exams. Apart from this chapter, the full set of NCERT Solutions for Class 8 Social Science is given in the linked article. (i) Environmental aspects must be carefully looked into before building huge dams. Harnessing tidal energy destroys the natural habitats of wildlife. (b) Madhya Pradesh Answer: A naturally occurring substance with a definite chemical composition is called a mineral. Question 10. All questions and answers from the NCERT Book of Class 8 Social science Chapter 3 are provided here for you for free. Kolar in Karnataka has large deposits of silver. Answer: Minerals are found in different types of rocks. 8. (b) They have a definite chemical composition. About STUDYGUIDE360 STUDYGUIDE360 is a student centric educational web portal which provides quality test papers and study materials for the students preparing for CBSE or targeting various entrance exams. Two areas in Western Australia having large deposits of gold are Kalgoorlie and Coolgardie. (iii) Name two regions rich in natural gas resources? Answer: Whereas, natural gas is extracted with petroleum deposits when crude oil is brought to the surface. Answer: (a) Cooking food in an open pan, kept on low flame. Where are the ores of metallic minerals generally located? Class VIII: Chapter 3 (Mineral and Power Resources) Question & Answers. (b) In coastal areas – wind power, petroleum and tidal power can be used. They are not made by man. Why are petroleum and its derivatives called “black gold”? (v) Five ways in which one can save energy at home: Question 2. • By reducing wastage in the process of mining. Copper is an element used in almost everything. Define minerals. (a) Jharkhand (b) Soaking the dal for some time before cooking it. MCQ Questions for Class 8 Geography: Ch 3 Mineral and Power Resource. Answer: Salt, petroleum and gold are the common minerals that are used by humans on a regular basis. Nonmetallic minerals do not contain metals. Answer: Salt, petroleum and gold are the common minerals that are used by humans on a regular basis. Firewood and fossil fuels are the two main conventional energy sources. Kalpakkam, Tarapur, Ranapratap Sagar, Narora, and Kaiga are the nuclear power stations in India. Few kinds of minerals can be found in areas which one cannot access easily at places such as Antarctica and the ocean bed of the Arctic. Aluminium, obtained from bauxite ore, and its alloys are used in aeroplanes due to their lightweight. myCBSEguide has just released Chapter Wise Question Answers for class 8 Social Science. (iii) Which one of the following practices will NOT conserve LPG in your kitchen. Answer: Answer: Question 1. Copper is present in everything from coins to pipes and electricity wires. Answer the following questions. Mineral and Power Resources Fig. Where are the ores of metallic minerals generally located? Types of Minerals: On the basis of composition, minerals are classified into metallic and nonmetallic types. Ans: The three main characteristics of minerals are: Give one advantage of biogas over natural gas. Question 1. (iv) Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid regions? The temperature inside the earth increases as we go deeper. Answer: Answer: A naturally occurring substance that has a definite chemical composition is a mineral. Name some important hydel power stations in India. (d) Andhra Pradesh, (iii) Which one of the following is a leading producer of copper in the world? They have a definite chemical composition. Question 2. Do you know? (b) They have a definite chemical composition. They are found in rocks and water. We hope the NCERT Solutions for Class 8 Social Science Geography Chapter 3 Mineral and Power Resources, help you. Question 1 What is a mineral? (ii) Biogas and natural gas. 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. Minerals are not evenly distributed over space. Answer: (c) Europe CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT textbooks. 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. Bhakra Nangal is an important …………….. station in India. c. They are inexhaustible. Question 4. Solution : Minerals are found in the earth and are naturally occurring substances. Students of Class 8 can explore concepts related to Resources in Chapter 1 of Geography. The moving blades are connected to a generator which produces electricity from this energy. Mineral fuels such as coal and petroleum are found in sedimentary strata. Most non-conventional sources of energy cost less. Bhakra Nangal, Gandhi Sagar, Nagaijunasagar, and Damodar Valley Projects are important hydel power stations in India. Walking or using bicycles for short distance commutes. 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A rock is an aggregate of one or more minerals. There aren’t many high-rise buildings to act as an obstacle for sunlight or to break the momentum of wind. It is used as a domestic and industrial fuel. Question 12. Define quarrying. 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. Hydroelectricity is produced from the energy possessed by water falling from great heights. Class 8 Geography Chapter 3 Question Answers CBSE NCERT Solutions for Class 8 Social Science Geography Chapter Mineral and Power Resources is given below to download free in PDF form updated for new academic session 2020-21. Your email address will not be published. (ii) Most industries are concentrated around coal mines. (c) Natural gas India has vast deposits of high-grade iron ore, and it is also a leading producer of salt. Non-conventional power sources are those power sources that have come into use recently due to the depleting conventional resources and growing awareness. The hot rock heats the water, which turns the water into steam. Coal is called “buried sunshine” because it is found buried under the earth, and is as important a source of energy as sunshine. Answer: Coal is an important source of energy and hence most of the industries are located around coal mines. (iv) Quarrying can become a major environmental concern. This solution contains questions, answers, images, explanations of the complete chapter 3 titled Mineral and Power Resources of Geography taught in class 8. Wind energy is the energy possessed by moving air (wind). Ans: A naturally occurring substance that has a definite chemical composition is known as a mineral. Metallic minerals are usually found in igneous and metamorphic rocks that form large plateaus. They are created with the help of natural processes and no human inter… Name two minerals in whose production India contributes a significant part. Answer: They can be found concentrated in a particular area or in a rock formation. Limestone deposits are found in France. It is expensive too. Aluminium is also used in kitchen cookware. Fine dust particles spread in the air around a quarrying site. On the other hand, nonferrous minerals do not contain iron like gold, silver, copper or lead. (b) Karnataka (d) Manganese ore, (ii) Which continent produces more than half of the world’s tin? (b) For coastal areas, wind energy and tidal energy are good choices. Q. Answer: Mineral and Power Resources Class 8 Extra Questions and Answer Geography Chapter 3 Long Answers Type. Deforestation leads to environmental pollution. It is an excellent fuel for cooking and lighting and is environment-friendly. (i) (d), (ii) (a), (iii) (b), (iv) (c), (v) (e). (iv) Quarrying can become a major environmental concern. (c) Limestone Minerals can be identified on the basis of their physical properties and chemical properties. Answer: This heat is used to produce electricity. Non-metallic minerals are found in sedimentary rock formations. Where are the ores of metallic minerals generally located? Learn about the types of resources such as potential resources, actual resources, ubiquitous resources and localised resources. Biogas, although useful and renew¬able, contributes to the greenhouse effect. From which ore is it obtained? Distinguish between the following. Why is coal called “buried sunshine”? Answer: The United Kingdom and the Netherlands are the major producers of natural gas. They are not distributed in an even manner. Answer: (iv) Metallic and non-metallic minerals. These NCERT Solutions of the exercises provided by BYJU’s help students to prepare for the exams. 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. Answer: Define quarrying. Question 14. Cities/villages/towns are shifted causing untold hardships to people. Answer: Quarrying creates many problems. Minerals can be identified on the basis of their physical properties such as colour, density, hardness and chemical properties such as solubility. Obtaining nuclear energy from radioactive material generates radioactive waste. Dams create an imbalance in the earth’s equilibrium. Avoiding misuse of electricity; switching off fans and lights when not required. Answer: (ii) Ore is the raw me tat-found in the earth mixed with other materials or impurities. (ii) What is an ore? Biogas is a gaseous fuel obtained from the decomposition of organic waste like dead plant and animal material or animal dung and kitchen waste. Minerals are non-renewable resources. Answer: 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. Answer: In igneous and metamorphic rocks in South Africa, iron, nickel, chromites, and platinum are found. There chapter wise Practice Questions with complete solutions are available for download in myCBSEguide website and mobile app. This is not good for the ecosystem. The objective of Resources and Development Class 8 PDF is to impart an in-depth understanding of topics and provide comprehensive explanations of the questions in the Geography textbook. Ans: Q2. (i) Conventional and non-conventional sources of energy. Match the items given in Column I correctly with those given in Column II. Understand the ways to save energy at home. They do not pollute the environment. Students can explore further about the various types of minerals and power resources from Chapter 3 of NCERT Class 8 Geography book. When rainwater or river waterfalls from heights, it flows over turbine blades placed at the bottom of the dam. Where are minerals found? Question 3. While metals such as limestone, mica and gypsum do not contain minerals and are called as Non-metallic minerals. It is accessed in the form of hot springs. (c) Fossil fuel (iii) Petroleum is referred to as “black gold”. Geothermal energy is the heat energy obtained from the inside of the earth. Tick the correct Answer: (a) North America All ores are rocks but all rocks are not minerals. minerals. Name two areas in Australia, which have large deposits of gold. Answer: Nuclear power is emitted in large amounts. Question 6. Answer: Ores are the rocks which are mined to extract minerals from them. Conventional resources b. Non-conventional resources c. Both a and b d. None of these. (b) Ghana Tidal energy is the energy generated from tides. What is natural gas? the Canadian region north of the Great Lakes. Question 4. Q. (i) Name any three common minerals used by you every day. In which industry is silicon important? Question 9. Biogas is a renewable source of energy whereas the amount of natural gas is limited. Some are found in igneous rocks, some in metamorphic rocks, while others occur in sedimentary rocks. Differentiate between a rock and an ore. Answer: A rock is an aggregate of one or more minerals. Conventional and non-conventional power resources. (a) rural areas (b) coastal areas (c) arid regions (i) Name any three common minerals used by you every day? 10. Download the best NCERT Solutions for Class 8 Social Science Geography Chapter 3 Mineral and Power Resources. (a) In rural areas – coal, solar energy, bio-gas and firewood can be used as sources of energy. Name and describe briefly methods of extraction. Naturally occurring radioactive elements c. Elements created by company d. None of these. NCERT Solutions for Class 8 Geography Chapter 3 Mineral and Power Resources contain solutions to the exercises given in the Geography book-Resources and Development. Which was the first country to develop hydroelectricity? (iii) Petroleum is referred to as “black gold”. Class 8 Geography Chapter 3 Mineral and Power Resources Very Short Answer Type Questions. Here we present Minerals and Energy Resources Class 10 Important Questions and Answers Pdf Social Science Geography Chapter 5, We have collected all the important questions which came in the previous year exams. What is nuclear power? Windmills are costly to set up. The mineral deposits in North America have located in three zones: …………… the Appalachian region and the mountain ranges of the West. For example, limestone, mica, gypsum, coal, and petroleum. Solar energy is used in solar heaters, solar cookers, solar dryers, etc. Answer: They are generally located in igneous or metamorphic rocks. Here is a compilation of Free MCQs of Class 8 Geography book Resources and Development Chapter 3 – Mineral and Power Resources. Minerals take thousands of years to form. Why are minerals considered non-renewable? Metallic minerals are classified into …………….. and …………. I like this app very much and it is very The rate of formation is much smaller than the rate of consumption. Examples: iron ore is found in north Sweden, copper, and nickel in Canada. Question 3. ADVERTISEMENTS: Multiple Choice Questions and Answers on Minerals and Energy Resources Related posts: Short Essay on Minerals and Energy Resources 15 Multiple Choice Questions and Answers on Nationalism in India 28 Multiple Choice Questions (MCQ) and Answers on Water Resources of India 50 multiple choice questions with answers Multiple Choice Questions and Answers … (iii) Two regions in India rich in natural gas resources are Jaisalmer and Krishna-Godavari delta. State whether each of the following statements is true (T) or false (F). Choose the correct option. (d) Keeping the vegetables chopped before lighting the gas for cooking. Answer: These ncert book chapter wise questions and answers are very helpful for CBSE exam. Western Cordilleras have vast deposits of copper, lead, zinc, gold, and silver. Q3. Question 4. Switching off the lights, TV and electric fans, when they are not in use. Solar energy, wind energy, geothermal energy, nuclear power, and tidal energy are examples of non- conventional power sources. Natural gas is found with petroleum deposits and is released when crude oil is brought to the surface. River water is stored in dams. Solar energy is the heat and light energy captured from the sun. Windmills are used to convert wind energy to electricity. Question 1. Dust particles from quarry can cause respiratory problems. Students can download the NCERT Solutions for Class 8 Geography PDF below. Question 2. So we classify them as non-renewable. Question 3. Bauxite and manganese are some examples of metallic minerals. Hence, environmental aspects must be carefully looked into, before building huge dams. Quarrying also destroys natural vegetation and thus the home of many wild animals. Question 2. Minerals are important in many industries. (d) Tamil Nadu, (v) What is the name given to the electricity produced from coal? Important Questions for Class 8 Geography Resources. (c) Europe Answer: Quarrying: It is the process of extraction in which minerals lying very close to the surface are extracted just by digging them out. They are formed in different types of geological environments, under varying conditions. (d) All of these, (vii) Which of these is called buried sunshine? (ii) Presence of coal mines around industries reduces the costs of transportation and also ensures easy availability of fuel. Drilling: In this, deep wells are bored to take out minerals. (iii) Name two regions rich in natural gas resources. Question 2: What is an ore? MCQ Questions for Class 8 Geography: Ch 3 Mineral and Power Resource. Question 4. (a) Iron ore (d) Tidal energy. Q. Minerals are naturally occurring substances that have definite chemical compositions. Nuclear power can be produced from the nuclei of most elements. (c) For arid regions, wind energy and solar energy are feasible, for reasons similar to rural areas. Name the leading tin producers in Asia. Question 1. Question 13. Q1. Minerals used in gems are usually very hard. (a) Cooking food in an open pan, kept on low flame. 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. Although more than 2,800 types Answer: A rock is an aggregate of one or more minerals but without definite composition of constituent of mineral. 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. Class VIII: Chapter 4 (Minerals and Power Resources) Question and Answers. This plant is generating which alternative energy resource? Required fields are marked *, NCERT Solutions for Class 8 Social Science. Setting up windmills disturbs radio and TV broadcasts. How is hydroelectricity, produced? • Power resources categorised as: → Conventional resources What are the major types of power resources? (b) Petroleum (c) Keeping the vegetables chopped before lighting the gas for cooking. Question 1. 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. ” (c) Solar energy These forms of energy are safe to use and clean. a. (d) South America, (iii) Which continent is the leading producer of iron ore in the world? Minimizing the use of refrigerators, air conditioners and lifts. (d) Zimbabwe. (i) Environmental aspects must be carefully looked into before building huge dams. Mineral and Power Resources. (c) They are inexhaustible. (iv) Which sources of energy would you suggest for Minerals: A naturally occurring substance which has a definite chemical composition is called mineral. These are then set in varying styles of jewellery. Answer: Did you know that the salt in your food and graphite in your pencil are also minerals? Give reasons. They are created by natural processes. Q. China, Malaysia, and Indonesia are leading tin producers in Asia. Some power plants pump water down deep holes into hot rock. The water discharged after its production is used for irrigation. Power Resources • Power or enrgy is necessary for industry, agriculture, transport, communication and defense. (c) Assam Minerals are not evenly distributed over space but are concentrated in a particular area or rock formations.