How is coke obtained ? (a) The slow process of conversion of dead vegetation into coal is called carbonisation. Question 4. (b) Coal and petroleum are formed from the dead remains of organisms and are known as fossil fuels. Coal is considered as fossil fuel as it is formed because of carbonization of dead remains of living organism. Sep 23,2020 - How coal form with dead vegetation? We get coal deep inside the Earth's crust in coal mines. Question 9. (a) The slow process of conversion of dead vegetation into coal is called_____. Result for Coal . (c) The black thick liquid with an unpleasant smell is known as coal tar. 3. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Due to natural processes such as flooding, these forests were buried underneath soil. Fossil fuels are formed over a period of millions of years, by the action of high temperature and high pressure on the remains of dead plants and animals. Question 9. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Answer. Due to high pressure and temperature and the absence of air, the wood of the buried forest plants and trees slowly got converted into coal. What name is given to the process of heating a substance in absence of air ? Performance & security by Cloudflare, Please complete the security check to access. Edit. Answer: Destructive Distillation. Carbonisation is the slow process of conversion of dead vegetation into coal. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. 59% average accuracy. Solution: Plants contain mainly carbon, which gets converted into coal. Cloudflare Ray ID: 6076927f790eea3c Process of separation of different constituents from petroleum is called _____. Resources present in unlimited quantity in nature and are not likely to be exhausted by human activities are called a) Exhaustible Natural Resources b) Inexhaustible Natural Resources c) Exhaustible Resources d) None of the above. (d) During the processing of coal to get coke, coal … As more soil deposited over them, they were compressed. Answer: (a) Carbonisation. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. 3. Question 10. The process of conversion of dead remains of plants into coal is called carbonization. Please enable Cookies and reload the page. Answer: (b) Under high pressure and high temperature, dead plants got slowly converted to coal, that mainly contains carbon in it. Hence, the slow process of conversion of dead vegetation into coal is called carbonisation. The conversion of dead vegetation into coal is called coalification. As the process continued the plant matter was protected from biodegradation and oxidation, usually by mud or acidic water. Another way to prevent getting this page in the future is to use Privacy Pass. What is the process called? In India petroleum deposit was first found in the state of (a) Gujarat (b) Maharastra (c) Assam (d) West Bengal. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonization. Your IP: 64.227.31.196 shalini_naudiyal_76500. At various times in the geologic past, the Earth had dense forests [16] in low-lying wetland areas. • 7. These forests got buried under the soil. The soil deposits layer by layer over them, they were compressed. Electricity from coal is called? What is this process called?AnswerMillions of years ago, there were dense forests on earth in low lying areasDue to floods, earthquakes, volcanoes, etc., the forest got buried in soilAs more and more soil deposited over them, they sank deeperDue to h Coal Mine Formation of Petroleum. Coal is the world’s most abundant fossil fuel. 6. At various times in the geologic past, the Earth had dense forests in low-lying wetland areas. Since coal was formed from the remains of the plants, it is called a fossil fuel. The slow process by which the dead plants buried under the Earth have become coal is called as carbonisation. DRAFT. A coal mine is shown in Fig. When dead plants got buried into the bottom of the soil they slowly converted into coal due high pressure and high temperature. Answer: (c) Assam. Edit. Reason: When heated in air, coal burns and produces mainly carbondioxde gas. 2. 8th grade. Coal is mined from earth and processed to obtain many useful products, such as coal, coke, coal tar, etc. The slow process of conversion of dead vegetation into coal is called carbonisation. The temperature also rose as they sank deeper and deeper. 5.2: A coal mine Coal Gas Coal gas is obtained during the processing of coal to get coke. Save. Coal and Petroleum Class 8 Science MCQs Pdf. 22 days ago. You may need to download version 2.0 now from the Chrome Web Store. (a) slow process of conversion of dead animals into coal (b) fast process of conversion of dead animals into curd (c) slow process of conversion of dead vegetation into coal (d) fast process of conversion of dead vegetation into coal. COAL AND PETROLEUM 57 58 SCIENCE Fig. There are 15 questions in this test with each question having around four answer choices. Another way to prevent getting this page in the future is to use Privacy Pass. process of conversion of dead vegetation into coal is called carbonisation. Since it was formed from the remains of vegetation, coal is also called a fossil fuel. the slow process of conversion of dead vegetation into coal is called carbonisation. • Describe how coal is formed from dead vegetation. This is Science Class 8 Coal and Petroleum CBSE Questions & Answers. Describe how coal is formed from dead vegetation. Answer. There was a time when it was used as a primary fuel for cooking and driving railway engines. Least polluting fuel for vehicle is _____. The slow process of conversion of dead vegetation into coal is called carbonisation. You may need to download version 2.0 now from the Chrome Web Store. (b) Coal and petroleum are formed from the dead remains of organisms and are known as _____. Question 11. The exception is the coal gap in the Permian–Triassic extinction event, where coal is rare. As more and more soil deposited over them, they were compressed. SECTION B III. Please enable Cookies and reload the page. Cloudflare Ray ID: 60769283595e7e1f Answer: Coke is obtained by heating coal in the absence of air. 76 times. Coal is the largest source of energy for the generation of electricity contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. How is sound produced in our throat? The slow chemical process of dead vegetation (buried plants and animals)into coal is called carbonisation. Conversion of dead vegetation into coal is called (a) carbonisation (b) distillation (c) coal gas (d) natural gas. The slow process of conversion of dead vegetation into coal is called _____ coal and petroleum. Play this game to review Science. Performance & security by Cloudflare, Please complete the security check to access. Answer: Coke is obtained by heating coal in the absence of air. [5] The wide shallow seas of the Carboniferous period provided ideal conditions for coal formation, although coal is known from most geological periods. Assertion: the slow process of conversion of dead vegetation into coal is called catenation. The slow process of conversion of dead vegetation into coal is called carbonisation. Answer: Millions of years ago dense forests got buried under the soil and rock due to natural processes like flooding, earthquake, etc. coal and petroleum DRAFT. In these wetlands, the process of coalification began when dead plant matter was protected from biodegradation and oxidation , usually by mud or acidic water, and was converted into peat . As coal was formed from the remains of vegetation, it is called a fossil fuel. The process of conversion of dead remains of plants into coal is called carbonization. 184 Class 8 Question is disucussed on EduRev Study Group by conversion of dead vegetation into coal is called 8. 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