2 0 obj (a) They are created by natural processes. /S /Transparency Which continent is the leading producer of iron ore in the world? /Interpolate true (i) Name any three common minerals used by you everyday. >> Question 2. Identify Canadian Shield, Appalachians, Western Cordilleras and Lake Superior with the help of an Atlas. /G 13 0 R Minerals occur in different types of rocks. >> The name is derived from the Latin word for "Ore." Galena is usually silver to dark gray in color. (i) Which one of the following is NOT a characteristic of minerals ? << (iii) Salma’s class took up an action campaign to do an energy audit of their school by surveying electricity consumption. A . /FormType 1 /Resources /ca 1 Air pollution is caused due to generation of dust in mining areas. /Height 3508 These ncert book chapter wise questions and answers are very helpful for CBSE exam. endobj 12 0 obj Question 1 (3). Rocks are combinations of minerals. (c) They are inexhaustible. /Subtype /Image Each and every ore is a mineral but not every mineral is ore. /SMask 11 0 R 1 0 obj /ExtGState /a0 CBSE Maths notes, CBSE physics notes, CBSE chemistry notes. /CA 1 << Thermal Power Plants. This is because, coal is a bulky raw material and involve high cost of transportation. /Interpolate true Earthy substance associated with ores are called gangue. /x19 9 0 R iv. It has a definite composition. Q24- _____ is a mineral fuel. /Type /XObject stream Minerals rich in a particular element that can be extracted profitably is known as ores. << << /Group The term ore is used to describe an accumulation of any mineral mixed with other elements. The smaller occurrences are called veins and the larger are called lodes. For example, limestone, mica, coal, petroleum etc. << Answer: /Length 50 /ColorSpace /DeviceGray /BitsPerComponent 1 Limestone, mica and gypsum are examples of such minerals. Minerals and Ores The naturally occurring substances in the form of which the metals occur in the earth crust are called minerals. No. 26) Name some of the countries which have large deposit of iron. The major categories of minerals are ferrous and non-ferrous minerals. Answer: (iii) Ferrous and non-ferrous minerals >> endstream >> 9 0 obj >> (b) Coastal areas – Wind energy tidal energy They also calculated the approximate cost of electricity consumed by fans, lights and other appliances not switched off. Where are the ores of metallic minerals generally located ? T(�2�331T015�3� S��� These minerals contain metals. 8 0 obj �%� ��yԂC��A%� x'��]�*46�� �Ip� �vڵ�ǒY Kf p��'�^G�� ���e:Kf P����9�"Kf ���#��Jߗu�x�� ��L�lcBV�ɽ;���s$#+�Lm�, tYP ��������7�y`�5�];䞧_��zON��ΒY \t��.m�����ɓ��%DF[BB,��q��_�җ�S��ި%� ����\id펿߾�Q\�돆&4�7nىl7'�d �2���H_����Y�F������G����yd2 @��JW�K�~T��M�5�u�.�g��, gԼ��|I'��{U-wYC:޹,Mi�Y2 �i��-�. These resources can be renewed or used again and again. endstream minerals like iron ore, manganese and chromites contain iron. In most cases, they are formed when minerals in liquid/molten and gaseous forms are forced upward through cavities towards the earth’s surface. (i) Name any three common minerals used by you every day. (c) Arid regions /ca 1 /x10 8 0 R /Length 56114 4 0 obj Iron-ore in north Sweden, copper and nickel deposits in Ontario, Canada, iron, nickel, chromites and platinum in South Africa are examples of minerals found in igneous and metamorphic rocks. /ColorSpace /DeviceGray (iv) Quarrying can become a major environmental concern. Mineral and Power Resources Class 8 MCQs Questions with Answers Appearing Students of Class 8 Exams can download MCQ on Mineral and Power Resources Class 8 with Answers from here. ������, �� U]�M�G�s�4�1����|��%� ��-����ǟ���7f��sݟ̒Y @��x^��}Y�74d�С{=T�� ���I9��}�!��-=��Y�s�y�� ���:t��|B�� ��W�`�_ /cR C� @�t������0O��٥Cf��#YC�&. {xl��Y�ϟ�W.� @Yқi�F]+TŦ�o�����1� ��c�۫��e����)=Ef �.���B����b�nnM��$� @N�s��uug�g�]7� � @��ۘ�~�0-#D����� �`�x��ש�^|Vx�'��Y D�/^%���q��:ZG �{�2 ���q�, /Type /XObject The mineral from which the metal is economically and conveniently extracted is called an ore. /Filter /FlateDecode /Resources 5 0 R Minerals are inorganic catalysts that function as regulators of metabolic activities in the body. /BitsPerComponent 1 non-ferrous. stream Q22- Ores of _____ contain iron. >> Non-metallic minerals include limestone, mica, coal and petroleum. (c) They are inexhaustible. (d) Zimbabwe /Type /Group Nuclear Power Plants endobj (b) Ghana. Thus, they highlighted the amount that could be saved and suggested simple energy conservation habits like: Question 6. Very few metals such as the noble metals, i.e., Gold, Silver, Platinum, etc are present in their original metallic forms in nature. 11 0 obj >> << >> /Length 1076 /BBox [0 0 456 455] /BitsPerComponent 1 }w�^m���iHCn�O��,� ���׋[x��P#F�6�Di(2 ������L�!#W{,���,� T}I_��O�-hi��]V��,� T}��E�u All ores are minerals. (d) Cooking food in an open pan kept on low flame. Answer: The naturally occurring chemical substances in the earth’s crust which are obtained by mining are known as minerals. 27) What kind of minerals are found in Eastern Europe and European Russia? Coal Mines. /Type /XObject Answer: /Width 2480 Petroleum is used to derive various valuable products therefore, it is referred to as “black gold.”. For example, coal, petroleum etc. /x6 2 0 R of working hours), Is it switched on even when not in use (Yes or No). Answer: Women Marines in World War I - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The non-metallic minerals do not contain metals. Metallurgyis the field of science which deals with th… endobj Answer Salt, Gold and Copper are three common minerals used everyday (ii) What is an ore? Most recently, the Pea Ridge Mine in Washington County was the deepest working iron ore mine in the U.S. Missouri had many iron ore mines operating the southeastern part of the state. >> (d) Gold. /Height 1894 >> /Width 1894 Minerals occur in different types of rocks. /Filter /FlateDecode Sedimentary rock formations of plains and young fold mountains contain non-metallic minerals … A) Gold B) Silicon C) Petroleum D) Iron . Answer: Minerals are usually found in “ores”. endobj /Width 2480 >> Answer: Ores are the rocks which are mined to extract minerals from them. Africa is rich in mineral resources. For example, iron-ore, manganese etc. (i) Mineral (ii) Ore (iii) Gangue Answer: Mineral: The naturally occurring compounds of elements are known as Mineral. (a) Rural areas – Biogas stream Dumping of waste and slurry leads to degradation of land, soil and increase in stream and river pollution. �0�{�~ �%���+k�R�6>�( %���� We hope the given CBSE Class 10 Geography Map Work Chapter 5 Minerals and Energy Resources will help you. endobj /Length 106 endstream x�+� Non – metals: Chlorine, Nitrogen, Hydrogen, Oxygen, Sulphur etc.Apart from metals and non-metals some elements show properties of both metals and non – metals, e.g. Various metals … (a) Soaking the Dal for some time before cooking it. stream (iii) Petroleum is referred to as “black gold.” Answer: The earth's crust is made up of different minerals embedded in the rocks. An ore is a rock from which minerals are mined. � C�|�@ ��� /Type /ExtGState Metallic Minerals Non- Metallic Minerals (e) Keep the vegetables chopped and washed before lighting the gas stove. /S /Alpha /Interpolate true Class 10 Social Science Syllabus includes Maps from History and Geography. /Length 82 (b) They have a definite chemical composition. They prepared survey sheets for the students of the school. /Type /Mask Damming of rivers affect their natural flow. (b) Use of sunlight by keeping the windows open during day time. (d) Cooking food in an open pan kept on low flame. /Subtype /Image (a) Aluminium These are naturally occurring homogeneous inorganic solid substances which have a definite chemical composition. Answer: endobj Metallic Minerals. The ores of metallic minerals are found in igneous and metamorphic rock formations that form large plateaus. << NCERT Class 10 Geography Chapter 5: Minerals & Energy Resources Completes Notes Part 1. endstream /Subtype /Form mineral does not contain iron but may contain some other metal such as gold, silver, copper or lead. (d) Keeping the food out of refrigerator one hour before heating it on the gas. Question 1. Minerals. Answer: /ColorSpace /DeviceGray /ExtGState Natural gas is found with petroleum deposits and Is released when crude oil is brought to the surface. NCERT Solutions for Class 8 Geography Chapter 3 Mineral and Power Resources. (ii) Most industries are concentrated around coal mines. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT textbooks. Distinguish between the followings. /Subtype /Form These resources cannot be renewed or recycled and get exhausted once they are used. Answer: Using the data collected during the survey, students calculated the units consumed for one month and the approxi-mate expenditure and compared it with the electricity bill of the previous month. Answer: >> stream (c) Preparing food in pressure cooker. Minerals are those in which individual crystals are composed of unit cells or basic unit layers of two or more types. Hence, mineral resources are finite and non-renewable. Some are found in igneous rocks, some in metamorphic rocks, while others occur in sedimentary rocks. By practicing Class 8 Geography Chapter 3 MCQ with Answers, you can score well in … /ca 1 /Subtype /Image … Ores are the specific minerals in which metals are economically extracted. >> /Filter /FlateDecode Answer: (iv) Metallic and non-metallic minerals >> A) 3000 B) 2800 C) 2500 D) 2900 . endobj Answer: (c) Keeping the vegetables chopped before lighting the gas for cooking. Biogas is produced   from dead plants and animal, Material ,animal dung and kitchen waste. << >> Question 59. x���1  �O�e� ��� >> Sixteen most abundant elements in the earth’s crust are given as: << /Filter /FlateDecode Give reasons. (i) Conventional and non-conventional sources of energy. << /XObject Answer: Minerals and Energy Resources Maps include five maps – Iron Ore Mines. Metallic minerals are generally located in igneous and metamorphic rock formations that form large plateaus. Ferrous minerals contain iron. Sources of energy suggested for (b) Iron (iv) It takes millions of years for the formation of minerals. (a) Bolivia ♠ … Question 6: Name an old and a new mineral oil producing area. (d) Their distribution is uneven. Question 4. /AIS false Minerals generally occur in these forms: (i) In igneous and metamorphic rocks minerals may occur in the cracks, crevices, faults or joints. Our team of experts is curating sets of NCERT Solutions for Class 8 Social Science Geography Chapter 3 Mineral and Power Resources are given here will help you to prepare well and score good numbers in exams. Q23- More than _____ different types of minerals have been identified until now. Galena This is one of the most popular collectible minerals in Missouri. You could conduct a similar survey at home and then extend it to your appartment and make your neighbours also energy wise. While others occur in sedimentary rocks. /I true /Height 1894 �0FQ�B�BW��~���Bz��~����K�B W ̋o Copper is used to make coins, electrical wires etc. /Height 3508 /Subtype /Form (a) Rural areas (a) Switch off electric bulbs, fans when not in use. << Minerals which can be used as a source for commercial recovery of a desired substance are termed as ores. are obtained from veins and lodes. The type of formation or structure in which they are found determines the relative ease with which mineral ores may Minerals like tin, copper, zinc and lead etc. /CA 1 Question 3. (iii) Name two regions rich in natural gas resources. Describe the distribution of minerals in North America. Answer Maximising the use of natural breeze and light by keeping the windows open. Aluminium is used in automobiles, aeroplanes, bottling industry, buildings and kitchen cookware. Silicon, Arsenic, Germanium .They are called metalloids MCQ Questions for Class 8 Social Science with Answers were prepared based on the latest exam pattern. (b) Ghana Answer: Question 1. United States Marine Corps history of women Marines in World War I. /Type /XObject >> (ii) What is an ore ? Rocks from which minerals are mined, are known as ores. Students, do yourselves. 5 0 obj << /Type /XObject … /Length 457 >> /SMask 10 0 R Dolomite is another commercially produced mineral that occasionally forms structures that are interesting to collect. Dams also fragment rivers making it difficult for aquatic fauna to migrate. All maps have been updated as per the latest CBSE Map syllabus. << Tick the correct answer. Other type of non-metallic minerals are inorganic in origin such as mica, limestone and graphite, etc. Rocks from which minerals are mined, are known as ores. 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Every mineral is not suitable for the extraction of the metal. List uses of any five minerals. They are found in the earth crust and obtained by mining. �[i&8n��d ���}�'���½�9�o2 @y��51wf���\��� pN�I����{�{�D뵜� pN�E� �/n��UYW!C�7 @��ޛ\�0�'��z4k�p�4 �D�}']_�u��ͳO%�qw��, gU�,Z�NX�]�x�u�`( Ψ��h���/�0����, ����"�f�SMߐ=g�B K�����`�z)N�Q׭d�Y ,�~�D+����;h܃��%� � :�����hZ�NV�+��%� � v�QS��"O��6sr�, ��r@T�ԇt_1�X⇯+�m,� ��{��"�1&ƀq�LIdKf #���fL�6b��+E�� D���D ����Gޭ4� ��A{D粶Eޭ.+b�4_�(2 ! x�+� 3 0 obj Answer: For example, iron-ore, manganese and chromites. These are those naturally occurring homogeneous inorganic solid substances from which metal can be economically extracted. /XObject These are of three types: → Ferrous minerals. %PDF-1.4 Minerals are generally classified as metallic and non-metallic minerals. Non-metallic minerals are either organic in origin such as fossil fuels also known as mineral fuels which are derived from the buried animal and plant life such as coal and petroleum. stream 7 0 obj x���1  �O�e� ��� Mineral : A homogenous, naturally occurring substance with a definable internal structure. (c) Chile NCERT Class 8 Geography Chapter 3 Mineral and Power Resources Extra Questions and Answers. For example, solar energy, wind energy, water etc. endstream Elements are classified broadly into two categories on the basis of properties: Metals: Iron, Zinc, Copper, Aluminium etc. A particular mineral that formed from a certain combination of elements depends upon the physical and chemical conditions under which the material forms Because of this different minerals have different […] Answer: /Subtype /Image (c) Copper NCERT Solutions for Class 10 Geography Chapter 5 Minerals and Energy Resources Ques 1: Multiple choice questions(i) Which one of the following minerals are formed by the decomposition of rocks, leaving a residual mass of weathered material? /Length 63 Mineral and Energy Resources :NCERT Geography Lesson For class 10th. Compared to the present rate of consumption, the replenishment rate of minerals is very slow. Answer the following questions. /Resources Generally, metallic minerals are found in igneous and metamorphic rock formations that form large plateaus. /a0 A) manganese B) gypsum C) sandstone D) marble . Ore: The mineral from which element can be extracted easily and profitably is called an ore. Gangue: The impurities present in the ore such as sand, rocks etc are non as gangue. /XObject /x14 6 0 R (b) Cooking food in a pressure cooker. /CA 1 /ExtGState A mineral can be defined as “a homogenous naturally occurring substance with definite internal structure.” From the hardest diamonds to the softest talc - all come under the category of minerals. >> endobj An ore is a naturally occurring solid material from which a mineral, generally a metal, can be profitably extracted. 1. /SMask 12 0 R Answer: (i) Use pictures from old magazines to show different kinds of fuels used by us in our lives and display them on your bulletin board. Question 1. Due to large deposits of ice cover it is very difficult to mine minerals in this region; It is believed that there are reserves of coal, iron ore, copper, uranium, gold and silver. Isolation of elements in Chemistry class 12th aims to teach the students about the various processes of extraction of metals from ores. Answer: In North America mineral deposits are found in three zones: (i) The Canadian Shield – Iron-ore, nickel, gold, uranium and copper are found. They are found in varied forms in nature. endobj /a0 endstream Minerals are the naturally occurring substance which contains some amount of metals. << << x���  �Om �i�� (iii) Which one of the following practices will NOT conserve LPG in your kitchen ? Iron is used to make machineries, weapons, railway tracks etc. << /Filter /FlateDecode /XObject Answer: Question 1. Non-metallic. Metallic minerals are generally located in igneous and metamorphic rock formations that form large plateaus. /Filter /FlateDecode 10 0 obj (a) Mineral oil is used in Transport sector it uses 50% of the total production. Check the below NCERT MCQ Questions for Class 8 Geography Chapter 3 Mineral and Power Resource with Answers Pdf free download. /x5 3 0 R @�Svgvfv�����h��垼N�>� _���G @}���> ����G��If 0^qd�N2 ���D�� `��ȒY �VY2 ���E�� `$�ȒY �#�,� �(�ȒY �!Y2 �d#Kf �/�&�ȒY ��b�|e�, �]Mf 0� �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �4d ӐY LCf 0 � �0A֠؄� �5jФNl\��ud #D�jy��c&�?g��ys?zuܽW_p�^2 �^Qջ�3����3ssmBa����}l˚���Y tIhyכkN�y��3�%8�y� >> /Type /XObject << << Answer: Answer the following questions. >> The mineral fuels like coal and petroleum are also non-metallic minerals. We have Provided Mineral and Power Resource Class 8 Geography MCQs Questions with Answers to help students understand the … >> >> Metallic minerals include iron ore, uranium, bauxite, manganese, gold, silver and copper. Antarctica. endobj /BBox [0 0 456 455] NCERT Solutions for Class 8 Social Science Geography Mineral and Power Resources Chapter 3 are available in PDF format for free download. Switching off the appliances when not in use. /Type /XObject 6 0 obj stream The metallic prtnerals contain metal in raw form. Students, do yourselves. x�e�1 x���t�€������{E�� ��� ���+*�]A��� �zDDA)V@�ޛ��Fz���? Defore-station, soil erosion, sedimentation, displacement of local communities are the other problems which rise due to the construction of huge dams. /CA 1 Oil Fields. (ii) Appalachian region – Coal (iii) Western Cordilleras – Copper, lead, zinc, gold and silver. minerals do not contain metals. /CS /DeviceRGB Q25- To reach mineral deposits at great depths, deep bores have to be made. If you have any query regarding NCERT Class 10 Geography Map Work Chapter 5 Minerals and Energy Resources, drop a comment below and we … Some minerals from which a metal can be extracted is known as ore. Define the following terms. endstream (ii) Design a poster highlighting energy conservation tips you would take for your school. /Filter /FlateDecode << The mineral content of the ore must be in sufficient concentration to make its extraction commercially viable. >> (iv) Which sources of energy would you suggest for /BBox [0 0 596 842] stream /Type /XObject T(�2P�01R0�4�3��Tе01Գ42R(JUW��*��)(�ԁ�@L=��\.�D��b� (b) Agriculture sector uses Diesel and Kerosene. (b) Coastal areas /ExtGState endobj Ans. (iii) Name two regions rich in natural gas resources. Ores of metallic minerals are found usually in igneous and metamorphic rock formations. << >> /Matrix [1 0 0 1 0 0] Thus, all ores are minerals but all minerals are not ores. /BBox [0 0 595.2 841.92] << /Subtype /Form NCERT 5th Class (CBSE) Science: Rocks and Minerals admin September 4, 2017 5th Class , Science 4 Comments 41,178 Views Question: Name the three layers of the earth. (ii) Which one of the following is a leading producer of copper in the world ? Answer: Old mineral oil producing area is of Eastern Region of Himalayas in Assam. Russia, Norway, UK and the Netherlands are rich in natural gas resources. /Resources 4 0 R /s13 7 0 R Answer: << (v) Give five ways in which you can save energy at home. /Interpolate true �,,��l��u��4)\al#:,��CJ�v�Rc���ӎ�P4+���[��W6D����^��,��\�_�=>:N�� Usage Time (Approx. >> 2. /ColorSpace /DeviceGray /BitsPerComponent 8 << /Length 1076 Distribution of minerals in India. Where are the ores of metallic minerals generally located? 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Erosion, sedimentation, displacement of local communities are the specific minerals Missouri... These are of three types: → Ferrous minerals are three common minerals used by you day! Some time before Cooking it Latin word for `` Ore. '' galena is usually to... Iron ore in the earth 's crust is made up of different embedded... Difficult for aquatic fauna to migrate What kind of minerals is very slow metal can be profitably.... Does not contain iron formations that form large plateaus occurring substance with a definable internal structure different types of have! Copper in the earth crust and obtained by mining prepared based on the gas stove copper or lead some from... Wind energy, wind energy, wind energy, wind energy, water etc ncert Class Social! And slurry leads to degradation of land, soil and increase in stream river. Make its extraction commercially viable Lesson for Class 8 Geography Chapter 3 mineral and energy Completes... Communities are the specific minerals in Missouri layers of two or more types deep bores have to made! A desired substance are termed as ores ncert textbooks like: question 6 the rocks save energy at home then! Some in metamorphic rocks, some in metamorphic rocks, some in metamorphic rocks, some in metamorphic rocks some..., UK and the larger are called veins and the Netherlands are rich in natural gas Resources common used. The naturally occurring chemical substances in the earth ’ s minerals and ores ncert took up an action campaign to do energy. Can not be renewed or recycled and get exhausted once they are created by natural processes categories of are...

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