Chapter 6 of 29
Revision Notes
Fossil Fuels — Revision Notes
Telangana Board · Class 10 · Environmental Education
Fossil Fuels revision notes for Telangana Board Class 10 Environmental Education: 4 topics in quick points. Includes Meaning and Types of Fuels, Survey.
45 questions24 flashcards5 concepts
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Key Topics to Revise
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1. Meaning and Types of Fuels
- Fossil fuels are exhaustible and non-renewable basic sources of energy.
- Coal, kerosene, and LPG are used for cooking, heating, and burning in households.
- Petrol and diesel are used for transport and industry and are derived from fossil fuels.
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2. Survey and Observation Method
- At least 10 houses in the neighbourhood should be visited to study fuel use.
- The types of fuel used for cooking, heating, and boiling water should be noted.
- The type and condition of the chulha, burner, oven, and similar cooking arrangements should be observed.
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3. Ways to Save LPG and Other Household Fuels
- Put on the stove only after arranging all necessary cooking materials; otherwise 135 gms of gas costing Rs. 2.11 is wasted.
- Using pressure cookers saves 20% gas on rice and 41.5% gas on meat compared to other cooking means.
- Using more water for cooking requires 65% more fuel, but filtering excess water may cause loss of nutrients.
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4. Limited Nature of Fossil Fuels
- The supply of nonrenewable fossil fuels is very limited because reserves are finite.
- Oil reserves are estimated to last 45 years.
- Gas reserves are estimated to last 72 years.
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Full NotesKey Concepts
Fossil fuels are exhaustible and nonCoalPetrol and diesel are usedA large fraction of electricityFuel wood is renewable
Frequently Asked Questions
What are the important topics in Fossil Fuels for Telangana Board Class 10 Environmental Education?
Key topics in Fossil Fuels include Meaning and Types of Fuels, Survey and Observation Method, Ways to Save LPG and Other Household Fuels, Limited Nature of Fossil Fuels. Study these first, then practise questions on each for the Telangana Board Class 10 board exam.
How should I revise Fossil Fuels for the Telangana Board Class 10 board exam?
Learn the core ideas first, then work through the 45 practice questions on Fossil Fuels. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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