Very short answer type questions: (1x7=7) 1. Coal is mined from earth and processed to obtain many useful products, such as coal, coke, coal tar, etc. (a) The slow process of conversion of dead vegetation into coal is called_____. Question 4. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. The slow process of conversion of dead vegetation into coal is called Carbonization. There was a time when it was used as a primary fuel for cooking and driving railway engines. What name is given to the process of heating a substance in absence of air ? 2. The process of conversion of dead remains of plants into coal is called carbonization. 3. Process of separation of different constituents from petroleum is called _____. This trapped the carbon in immense peat bogs that were eventually covered and d… As more and more soil deposited over them, they were compressed. You may need to download version 2.0 now from the Chrome Web Store. What is the process called? Hence, the slow process of conversion of dead vegetation into coal is called carbonisation. Coal is the world’s most abundant fossil fuel. process of conversion of dead vegetation into coal is called carbonisation. The slow process of conversion of dead vegetation into coal is called _____ coal and petroleum. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. the slow process of conversion of dead vegetation into coal is called carbonisation. The slow process of conversion of dead vegetation into coal is called In India petroleum deposit was first found in the state of (a) Gujarat (b) Maharastra (c) Assam (d) West Bengal. Least polluting fuel for vehicle is _____. Question 10. Answer: Destructive Distillation. Loading image • • • Question 4: Fill in the blanks: Fossil fuels are _____, _____ and _____. The slow process of conversion of dead vegetation into coal is called _____ Preview this quiz on Quizizz. The slow process of conversion of dead vegetation into coal is called carbonisation. 0. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Answer: (c) Assam. Question 9. (d) During the processing of coal to get coke, coal … Another way to prevent getting this page in the future is to use Privacy Pass. When dead plants got buried into the bottom of the soil they slowly converted into coal due high pressure and high temperature. Answer: Millions of years ago dense forests got buried under the soil and rock due to natural processes like flooding, earthquake, etc. The slow process of conversion of dead vegetation into coal is called (a) Carbonisation (b) fuelification (c) Coalification (d) None of the above. Answer: Coke is obtained by heating coal in the absence of air. Cloudflare Ray ID: 60769283595e7e1f Solution: Plants contain mainly carbon, which gets converted into coal. (b) Coal and petroleum are formed from the dead remains of organisms and are known as _____. • Describe how coal is formed from dead vegetation. Conversion of dead vegetation into coal is called (a) carbonisation (b) distillation (c) coal gas (d) natural gas. Another way to prevent getting this page in the future is to use Privacy Pass. Electricity from coal is called? Due to intense heat and pressure inside the earth they got converted into coal. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonization. • Describe how coal is formed from dead vegetation. Assertion: the slow process of conversion of dead vegetation into coal is called catenation. The temperature also rose as they sank deeper and deeper. SECTION B III. Result for Coal . Explain why fossil fuels are exhaustible natural resources. This is Science Class 8 Coal and Petroleum CBSE Questions & Answers. Carbonisation . shalini_naudiyal_76500. (b) Coal and petroleum are formed from the dead remains of organisms and are known as fossil fuels. Question 10. You may need to download version 2.0 now from the Chrome Web Store. Answer: (b) A coal mine is shown in Fig. 3. Since coal was formed from the remains of the plants, it is called a fossil fuel. 1. 22 days ago. Please enable Cookies and reload the page. Reason: When heated in air, coal burns and produces mainly carbondioxde gas. (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. As the process continued the plant matter was protected from biodegradation and oxidation, usually by mud or acidic water. 76 times. Save. The exception is the coal gap in the Permian–Triassic extinction event, where coal is rare. 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. Fill in the blanks: The slow process of conversion of dead vegetation into coal is called carbonisation. Question 11. 22 days ago. • Performance & security by Cloudflare, Please complete the security check to access. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. Q.1) In petroleum well, crude oil is found : all the above; above water; below water; mixed with water; Correct Answer: above water. These forests got buried under the soil. Coal and Petroleum Class 8 Science MCQs Pdf. The conversion of dead vegetation into coal is called coalification. Science. At various times in the geologic past, the Earth had dense forests [16] in low-lying wetland areas. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Coal Mine Formation of Petroleum. • (c) The black thick liquid with an unpleasant smell is known as coal tar. DRAFT. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. There are 15 questions in this test with each question having around four answer choices. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. 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 . 5.2: A coal mine Coal Gas Coal gas is obtained during the processing of coal to get coke. How is coke obtained ? Answer. 7. The slow chemical process of dead vegetation (buried plants and animals)into coal is called carbonisation. (a) The slow process of conversion of dead vegetation into coal is called carbonisation. Your IP: 68.66.200.211 COAL AND PETROLEUM 57 58 SCIENCE Fig. Answer: (a) Carbonisation. Answer: Coke is obtained by heating coal in the absence of air. 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. The slow process of conversion of dead vegetation into coal is called carbonisation. Edit. 8th grade. Answer: (a) carbonisation 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 Carbonisation is the slow process of conversion of dead vegetation into coal. Edit. The process of conversion of dead remains of plants into coal is called carbonization. Sep 23,2020 - How coal form with dead vegetation? Performance & security by Cloudflare, Please complete the security check to access. How is sound produced in our throat? 59% average accuracy. At various times in the geologic past, the Earth had dense forests in low-lying wetland areas. Cloudflare Ray ID: 6076927f790eea3c | EduRev Class 8 Question is disucussed on EduRev Study Group by 184 Class 8 Students. Play this game to review Science. The soil deposits layer by layer over them, they were compressed. 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. As coal was formed from the remains of vegetation, it is called a fossil fuel. (c) The black thick liquid with _____ smell is known as coal tar. 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. 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. coal and petroleum DRAFT. We get coal deep inside the Earth's crust in coal mines. Question 9. Give two differences between a zygote and a foetus. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. The slow process by which the dead plants buried under the Earth have become coal is called as carbonisation. Due to natural processes such as flooding, these forests were buried underneath soil. Please enable Cookies and reload the page. Your IP: 64.227.31.196 [5] The wide shallow seas of the Carboniferous period provided ideal conditions for coal formation, although coal is known from most geological periods. Such slow process of conversion of dead vegetation into coal is called carbonization. Question 11. 5.2. Since it was formed from the remains of vegetation, coal is also called a fossil fuel. Coal is considered as fossil fuel as it is formed because of carbonization of dead remains of living organism. Hence, the slow process of conversion of dead vegetation into coal is called carbonisation. Under high pressure and high temperature, dead plants got slowly converted to coal, that mainly contains carbon in it. Answer: Destructive Distillation. As more soil deposited over them, they were compressed. Answer. How is coke obtained ? As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonization. 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. The temperature also rose as they sank deeper and deeper. 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