17. The objective of Environment studies is ADVERTISEMENTS: a. a. coal b. petroleum c. electricity d. sun 8. Petroleum gas in liquid form (LPG) is used as fuel in homes and industries. D) Fossil fuels come from the sun. b) hydropower. Which one among the following is not an inexhaustible natural resource . It is known as inexhaustible natural resource. (a) Minerals (b) Water (c) Soil (d) Plastic Answer. a) coal and metals. (b) Umpetlore is a fossil fuel. Coal b. (a) Sun can be taken as an inexhaustible source of energy (b) There is infinite storage of fossil fuel inside the earth (c) Hydro and wind energy plants are non-polluting (d) Waste from a nuclear power plant can be easily disposed off. The resources which cannot be exhausted by human consumption are called inexhaustible resources. Which of the following organism produces biogas from cow drug sherry in the biogas plant? B) Coal and oil are renewable. These are called non-conventional energy resources, which include biofuel, biomass energy, geothermal energy, water energy (hydroelectric energy and tidal energy), solar energy, wave energy and wind energy. d) oil, minerals and metals. Thus, it is a non-polluting fuel. b) coal, natural gas and oil. d) wildlife . (a) Loca is obtained from mines. 2. (d) Minerals, water and soil are natural resources but plastic is a man-made material. Petroleum c. Natural gas d. All of these Ans . To teach … a. petrol b. diesel c. kerosene d. CNG 6. Answer. Which of the following statements best explains why natural gas is often used as a fuel when countries are transitioning from nonrenewable to renewable energy sources? b) rainfall. answer choices Natural gas burns more efficiently and cleanly than other sources of carbon-based fossil fuels, thus contributing to a reduction in atmospheric carbon dioxide. iii) The fuel should be readily available and inexpensive. Fossil fuels include. Which of the following describes a step in the generation of electricity using fossil fuels that can most directly lead to an environmental problem? b. c. 100 °C. Question. Which fuel out of the following is used for running vehicles? Which of the following is a renewable resource? Find out the „odd‟ among the following choices for fuel substitution for industrial sector of India. 40. B) Lubricating oil done clear. b) Following are the characteristics of fuel: i) The calorific value must be high. (d) 41. Answer. Which one among the following is used as a fuel for jet air planes? 9. science. (d) Keenrose is a fuel used in jet crafts. We have provided Coal and Petroleum Class 8 Science MCQs Questions with Answers to help students understand the concept very well. Which of the following is a non-polluting fuel for vehicles? List of 200+ environmental studies objective type questions and answers! Exhaustible Resources. Fusion power offers the prospect of an almost inexhaustible source of energy for future generations, but it also presents so far insurmountable engineering challenges. Which of the following is not a natural resource? All the above . Wood, LPG, coal, kerosene, and diesel are the five examples of fuels. Which of these is not a natural source of energy? a) Russia b) China c) USA d) India 5. Fuel c. Ointments d. Lubricants Ans . Visit us for detailed chapter-wise solutions of NCERT, RD Sharma, RS Agrawal and more prepared by our expert faculties at Toppr. (a) Air (b) Water (c) Soil (d) Forest. NCERT Solutions for Class 10 Science is one of the best study resources created by experienced individuals. Question 26. Raise consciousness about environment conditions b. Inexhaustible energy sources are known as a) com m ercial Energy b) renewable Energy c) prim ary energy d) secondary energy 4. Answer: (c) Fossil fuels . Question 2. 3. A species restricted to a given area is a) Endemic species b) Allopatric species c) Sympatric species d) Sibling species The natural resources can be classified in the following ways: Inexhaustible Resources. Answer: Fossil fuels like petrol, diesel or natural gas when burnt, emit toxic gases and soot particles. In destructive distillation, coal is heated strongly to about a. [C]. 10. 82. Write them in their correct form. Jet engines b. c) biological species. Answer (a) biog Biogas is not a fossil fuel whereas coal, petroleum and natural gas are fossil fuels. Sunlight, air and water are inexhaustible natural resources. Energy from the sun is called - A) magnetic energy B) potential energy C) chemical energy D) solar energy. Fossil fuel such as coal, petroleum and natural gas are the main sources of conventional energy. Which of the following is not the causes of soil erosion: a)Plantation b)Removal of top soil by wind and water c)Due to lack of trees the upper layer of soil is eroded by air and water d)None of these. Name some inexhaustible substances other than sunlight and air. Fuels. A) Petroleum gas done clear. A) They are limitless. Burning of natural gas produces nitrogen oxides, sulphur dioxide, carbon dioxide and carbon monoxide in low quantities than that produced during the burning of coal or oil. Only one resource is truly unlimited; nothing. Fossil fuels are a. renewable but exhaustible. Memory map. 18. 3. Thus, fossil fuels cause air pollution. a) Fuel is defined as the substance that is burnt to produce heat energy. 5000 °C. Which of the following is the best course of action when it comes to using natural resources? In an ecotone, the species which become abundant are called: ADVERTISEMENTS: a. a) thermal energy. Following are the main reasons: because of which there is a need to harness non-conventional sources of energy: (a)Non-renewable fuels: Fossil fuels are the main energy sources for us. Coal is obtained from mines and petroleum is a fossil fuel. The variety of coal which has the highest car-bon content (a) Anthracite (b) Peat (c) Bituminous (d) Lignite (a) Anthracite. a 2. Containment building. ii) The ignition temperature of the fuel should be proper. Question 27. View Answer; Discuss in Forum; Revise the Chapter; Q3 Which of the following statement is or are incorrect? a) Electricity b) Coal c) Oil d) All the above 3. C) Kerosene done clear. [B]. C) Once used up, there will be no more. Explain the following sentences. (c) Rineryfe is a place where various fractions of petroleum are separated. 2 Air is a natural resource and cannot be exhausted by human activities. 42. Which of the following is an exhaustible natural resource? The questions are provided along with the answers for a better understanding of the concepts. Edge species b. Keystone species c. Endemic species d. Foster species Ans. (a) Wood (b) Sun (c) Fossil fuels (d) Wind. 19. Which of the following is a pair of exhaustible natural resources. a) soil fertility . Biogas is which type of natural resources a) Renewable b) Inexhaustible c) Non-conventional d) Both a) andc) 84. 3. c) oil and minerals. A fuel is a substance, which bums In air to produce energy without releasing harmful gases in large quantities. Fossil fuel that is burned to boil water . 8. Time to check your knowledge by answering the following questions- Q. (a) coal (b) petroleum (c) sun-light (d) minerals Soln: Answer is (c) sun-light Explanation: Petroleum and minerals are non-renewable sources of energy which can get exhausted whereas sunlight is a renewable resource. Burning of fossil fuels cause increased levels of carbon dioxide, carbon monoxide and nitrogen dioxide. So, plastic is not a natural resource. 41. Highly polluting b. (b) Fuel found in highly area (c) Created by buried organism (d) None of these. Energy obtained from fossil fuels is not green energy. Though the spent fuel still contains fissile isotopes, the same cannot be used Which of the following is com m ercial energy source? At which of the following locations in the nuclear power plant would an accident most likely result in the release of fission products? Which of the following best describes fossil fuels? Renewable (inexhaustible) energy resources are available in the unlimited amount in nature and they can be renewed over a short period of time, inexpensive and can be harnessed continuously. D) Light oil done clear. CNG is a. 7. 5. Get NCERT Solutions for Class 5 to 12 here. Which of the following is the correct statement a)There is infinite storage of fossil fuel inside the earth b)Hydro and wind energy plants are non-polluting sources of energy c)Waste from a nuclear power plant can be easily disposed off d)Sun can be taken as an inexhaustible source of energy. Answer: Some more inexhaustible substances other than sunlight and air are as follows – Sand, Wind energy, Geothermal energy, Tidal energy. Kerosene is used in / as a. (a) Wood (a) aerobic bectria (b) anaerobic bectria (c) prolozoa (d) fungi (b) anaerobic bectria. [A]. c) solar energy . (a) Sun can be taken as an inexhaustible source of energy (b) There is infinite storage of fossil fuel inside the earth (c) Hydro and wind energy plants are non polluting sources of energy (d) Waste from a nuclear power plant can be easily disposed off Ans : (a) Sun can be taken as an inexhaustible … Oxygen in air is an inexhaustible natural resource. These include energy sources like solar radiation, wind power, water power (flowing streams) and tidal power, and substances like sand, clay, air, water in oceans, etc. Kerosene is used as fuel for stoves, lamps and jet aircrafts. Check the below NCERT MCQ Questions for Class 8 Science Chapter 5 Coal and Petroleum with Answers Pdf free download. Which of the following is a non-renewable source of energy? Ans. (a) consume more fuel than they consume (b) increased energy potential of fuel (c) power cost dependent on the fluctuations in the fuel cost (d) an inexhaustible source of energy 4. In other words, inexhaustible resources are very unlikely to ever run out or get finished under any condition of usage. Which of the following Is no a bull fuel: (a) biog (b) coal (c) petroleum (d) natural gas. 1. The NCERT Solutions for Class 10 Science Chapter 14- Sources of Energy are prepared after a lot of research in order to provide the best content possible.. The underlined words in the following sentences have been jumbled up. But it takes millions of years for the formation of fossil fuel. 9. A) oil B) water C) coal D) gasoline. 8. [D]. A 1.B 2.A 3.D 4.A 1.All renewable resources are inexhaustible A.true B.false 2.Some fuels,called biofuels,are made from plants.They are used in cars and other machines biofuels would fit . Q. a. Which of the following is another inexhaustible natural resource? Which of the following is a non-polluting fuel for vehicles? All are renewable resources except. A) Sunlight done clear. Answer: c Explanation: (c) In rainy season, wind velocity is higher. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. The various types of the instruments, which requires during audit need to be a) Easy to carry b) Easy to operate c) Inexpensive d) All (a) to (c) 30. 7. Answer/Explanation. Answer: (c) Created by buried organism Fossil fuels are created due to the submergence of buried dead organisms in the earth for a long period of time. (a) 43. The fundamental challenge is to achieve a rate of heat emitted by a fusion plasma that exceeds the rate of energy injected into the plasma. 40. a. Which of the following is / are fossil fuels? Biogeochemical Cycles operates: a)Programme b)Abiotic factor c)Both (a) and (b) d)Soil, water air and biotic factor. Only nonrenewable resources should be carefully managed B. 5. d. 10,000 °C. 14 Which of the following is used as fuel for transportation a. ethanol b. aldehyde c. ketone d. all of the above 15 Biodiesel is produced from oils or fats using a. fermentation b. transesterification c. distillation d. none of the above 16 Photovoltaic cell converts solar energy into a. heat energy b. electric energy c. mechanical energy d. chemical energy . (a) petrol (b) diesel (c) kerosene (d) CNG. Less polluting c. Not at all polluting d. None of these Ans . Types of natural resources. (b) 42. inexhaustible natural resource in nature are (a) limited (b) unlimited (c) scarce (d) not present. a) LDO with LSHS b) Coal with rice husk c) Natural gas for fertilizer plant d) LPG for soft coke 29. 1000 °C. Which of the following is considered as conventional, inexhaustible source of energy? Which country has the largest share of the global coal reserves? B) Water done clear. Examples are solar, wind, water, geothermal, etc. Which one(s) of the following is(are) not true about breeders? An inexhaustible and renewable source of energy is a) Wood b) Natural gas c) Fossil fuel d) Hydropower 83. FCn = FC1 e(n-1)g where g = annual continued growth rate of fossil fuel consumption. A. E) None of these done clear. d) wind energy. Answer: (d) CNG CNG is a natural gas stored under high pressure. Inexhaustible resources are resources that are considered to exist in unlimited supply and are impossible to exhaust, even with mankind’s activities on them.
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