coal and petroleum DRAFT. Explain why fossil fuels are exhaustible natural resources. shalini_naudiyal_76500. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. You may need to download version 2.0 now from the Chrome Web Store. Fill in the blanks: The temperature also rose as they sank deeper and deeper. Answer: Coke is obtained by heating coal in the absence of air. Answer. 5.2: A coal mine Coal Gas Coal gas is obtained during the processing of coal to get coke. The slow process of conversion of dead vegetation into coal is called carbonisation. The process of conversion of dead remains of plants into coal is called carbonization. Process of separation of different constituents from petroleum is called _____. Coal is the world’s most abundant fossil fuel. The slow process of conversion of dead vegetation into coal is called _____ coal and petroleum. (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. The conversion of dead vegetation into coal is called coalification. 22 days ago. Question 10. This is Science Class 8 Coal and Petroleum CBSE Questions & Answers. The slow chemical process of dead vegetation (buried plants and animals)into coal is called carbonisation. Save. • 6. (d) During the processing of coal to get coke, coal … Result for Coal . Question 4. Least polluting fuel for vehicle is _____. (c) The black thick liquid with an unpleasant smell is known as coal tar. 1. | EduRev Class 8 Question is disucussed on EduRev Study Group by 184 Class 8 Students. The slow process of conversion of dead vegetation into coal is called carbonisation. Question 11. Due to intense heat and pressure inside the earth they got converted into coal. The exception is the coal gap in the Permian–Triassic extinction event, where coal is rare. 5.2. 7. • The slow process by which the dead plants buried under the Earth have become coal is called as carbonisation. There are 15 questions in this test with each question having around four answer choices. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. [5] The wide shallow seas of the Carboniferous period provided ideal conditions for coal formation, although coal is known from most geological periods. the slow process of conversion of dead vegetation into coal is called carbonisation. • Another way to prevent getting this page in the future is to use Privacy Pass. Edit. 8th grade. As more and more soil deposited over them, they were compressed. The temperature also rose as they sank deeper and deeper. Hence, the slow process of conversion of dead vegetation into coal is called carbonisation. Answer: (c) Assam. DRAFT. Question 11. As the process continued the plant matter was protected from biodegradation and oxidation, usually by mud or acidic water. As coal contains mainly carbon, 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 _____ Preview this quiz on Quizizz. Such slow process of conversion of dead vegetation into coal is called carbonization. Under high pressure and high temperature, dead plants got slowly converted to coal, that mainly contains carbon in it. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. • Your IP: 64.227.31.196 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. What is the process called? (b) Coal and petroleum are formed from the dead remains of organisms and are known as fossil fuels. Question 10. Assertion: the slow process of conversion of dead vegetation into coal is called catenation. Describe how coal is formed from dead vegetation. 76 times. How is coke obtained ? Very short answer type questions: (1x7=7) 1. 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. Give two differences between a zygote and a foetus. 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. 22 days ago. Coal is mined from earth and processed to obtain many useful products, such as coal, coke, coal tar, etc. Answer: (a) carbonisation How is sound produced in our throat? 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. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonization. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. 3. At various times in the geologic past, the Earth had dense forests [16] in low-lying wetland areas. How is coke obtained ? Coal and Petroleum Class 8 Science MCQs Pdf. You may need to download version 2.0 now from the Chrome Web Store. As coal contains mainly carbon, the conversion of dead vegetation into coal is called carbonization. The wide, shallow seas of the Carboniferous Period provided ideal conditions for coal formation, although coal is known from most geological periods. This trapped the carbon in immense peat bogs that were eventually covered and d… Carbonisation . 2. The slow process of conversion of dead vegetation into coal is called Carbonization. (b) Coal and petroleum are formed from the dead remains of organisms and are known as _____. 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 (a) Carbonisation (b) fuelification (c) Coalification (d) None of the above. Since it was formed from the remains of vegetation, coal is also called a fossil fuel. 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. At various times in the geologic past, the Earth had dense forests in low-lying wetland areas. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonization. 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. Performance & security by Cloudflare, Please complete the security check to access. These forests got buried under the soil. Answer: (a) Carbonisation. Answer: Destructive Distillation. process of conversion of dead vegetation into coal is called carbonisation. Performance & security by Cloudflare, Please complete the security check to access. COAL AND PETROLEUM 57 58 SCIENCE Fig. 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 . 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 SECTION B III. What name is given to the process of heating a substance in absence of air ? 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. Sep 23,2020 - How coal form with dead vegetation? The process of conversion of dead remains of plants into coal is called carbonization. In India petroleum deposit was first found in the state of (a) Gujarat (b) Maharastra (c) Assam (d) West Bengal. As more soil deposited over them, they were compressed. 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. Cloudflare Ray ID: 6076927f790eea3c (c) The black thick liquid with _____ smell is known as coal tar. Science. 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. Reason: When heated in air, coal burns and produces mainly carbondioxde gas. Answer: Destructive Distillation. The slow process of conversion of dead vegetation into coal is called carbonisation. 3. Question 9. The slow process of conversion of dead vegetation into coal is called As coal was formed from the remains of vegetation, it is called a fossil fuel. 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. Since coal was formed from the remains of the plants, it is called a fossil fuel. Solution: Plants contain mainly carbon, which gets converted into coal. Play this game to review Science. We get coal deep inside the Earth's crust in coal mines. 0. Answer. Carbonisation is the slow process of conversion of dead vegetation into coal. A coal mine is shown in Fig. (a) The slow process of conversion of dead vegetation into coal is called_____. 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