Chapter 3. Mineral and Power Resources Class 8 Geography [LATEST] Solutions Exercise NCERT in English - CBSE Study
NCERT Solutions for Class 8 Geography are carefully prepared according to the latest CBSE syllabus and NCERT textbooks to help students understand every concept clearly. These solutions cover all important Chapter 3. Mineral and Power Resources with detailed explanations and step-by-step answers for better exam preparation. Each Exercise NCERT is explained in simple language so that students can easily grasp the fundamentals and improve their academic performance. The study material is designed to support daily homework, revision practice, and final exam preparation for Class 8 students. With accurate answers, concept clarity, and structured content, these NCERT solutions help learners build confidence and score higher marks in their examinations. Whether you are revising a specific topic or preparing an entire chapter, this resource provides reliable and syllabus-based guidance for complete success in Geography.
Class 8 English Medium Geography All Chapters:
Chapter 3. Mineral and Power Resources
1. Exercise NCERT
Chapter 3. Mineral and Power Resources:
Q1. Answer the following questions.
(i) Name any three common minerals used by you every day.
Answer: Three common minerals used by us in day-to-day lie are copper, iron and salt.
(ii) What is an ore? Where are the ores of metallic minerals generally located?
Answer: An ore is a rock room which minerals are mined. Ores of metallic minerals found usually in igneous and metamorphic rock formations.
(iii) Name two regions rich in natural gas resources.
Answer: Two regions in India rich in natural gas resources are : jaywalker and Krishna Godavari delta.
(iv) Which sources of energy would you suggest for
(a) Rural areas
Answer: or rural areas, solar energy and wind energy are feasible options. There aren’t many high-rise buildings to act obstacle for sunlight or to break the momentum of wind.
(b) Coastal areas
Answer: or coastal areas, wind energy and tidal energy and good choices.
(c) Arid regions
Answer: For arid regions, wind energy and solar energy and feasible, for reasons similar to rural areas.
(v) Give five ways in which you can save energy at home.
Answer: five ways in which one can save energy at home:
(a) Promoting the use o solar energy as much as possible.
(b) Using biogas as cooking fuel.
(c) Drying clothes in sunlight instead o electric dryers to prevent emissions and unnecessary use of electricity.
(d) Avoiding misuse o electricity: switching o an and lights when not required.
(e) Using pressure cookers for cooking.
Q2. Tick the correct answer.
(i) Which one of the following is NOT a characteristic of minerals?
(a) They are created by natural processes.
(b) They have a definite chemical composition.
(c) They are inexhaustible.
(d) Their distribution is uneven.
Answer: (c)
(ii) Which one of the following is NOT a producer of mica?
(a) Jharkhand
(b) Karnataka
(c) Rajasthan
(d) Andhra Pradesh
Answer: (b)
(iii) Which one of the following is a leading producer of copper in the world?
(a) Bolivia
(c) Chile
(b) Ghana
(d) Zimbabwe
Answer: (c)
(iv) Which one of the following practices will NOT conserve LPG in your kitchen?
(a) Soaking the dal for some time before cooking it.
(b) Cooking food in a pressure cooker.
(c) Keeping the vegetables chopped before lighting the gas for cooking.
(d) Cooking food in an open pan kept on low flame.
Answer: (d)
Q3. Give reasons.
(i) Environmental aspects must be carefully looked into before building huge dams.
Answer: Building huge dams’ causes’ destabilization of natural habitats of plants looked into before building dams.
(ii) Most industries are concentrated around coal mines.
Answer: presence of coal mines around industries reduces the costs of transportation and also ensures easy availability of fuel
(iii) Petroleum is referred to as “black gold”.
Answer: petroleum is a very valuable fusil fuel. It is used or running all machineries, transport vehicles, from a bicycle to an Aero plane.
(iv) Quarrying can become a major environmental concern.
Answer: After quarrying, pits are not covered so they many cause environmental hazards.
Q4. Distinguish between the followings.
(i) Conventional and non conventional sources of energy
Answer:
(ii) Biogas and natural gas
Answer:
(iii) Ferrous and nonferrous minerals
Answer:
(iv) Metallic and nonmetallic minerals
Answer:
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