Students of ICSE Class 10 should refer to Conventional Sources Of Energy ICSE Class 10 Geography previous year questions and solutions. below which have come in past board exams. You should always go through questions that have come in previous years. This will help you to understand the pattern of questions in ICSE Class 10 Geography and prepare accordingly. This will help you to get better marks in ICSE Class 10 Board Exams
ICSE Class 10 Geography Conventional Sources Of Energy Last Year Questions
Students should learn the important questions and answers given below for Chapter Conventional Sources Of Energy in Geography for ICSE Class 10. These board questions are expected to come in the upcoming exams. Students of ICSE Class 10th should go through the board exams questions and answers for ICSE Class 10 Geography which will help them to get more marks in exams.
Board Exam Questions Conventional Sources Of Energy ICSE Class 10 Geography
Question. Name the coalfield in West Bengal.
Answer: The coalfield in West Bengal is Raniganj.
Question. How is LPG obtained ? What does it mainly consist of ?
Answer: LPG is obtained in the process of refining crude oil. It mainly consists of butane.
Question. What is bitumen? What is it commonly known as?
Answer: Bitumen is one of the by-products obtained while refining crude oil. It is popularly known as tar.
Question. Which rocks are associated with petroleum reserves? What does petroleum consist of?
Answer: Petroleum is found in the sedimentary rocks. It consists of inflammable hydrocarbons in liquid state.
Question. Name any four important oil reserves in Gujarat.
Answer: The important oil reserves in Gujarat are – Gulf of Khambat (Gulf of Cambay), Mehsana, Kalol, Koyali, Sanand, Kathana, Navgaon, Kosamba and Ankleshwar.
Question. Where is the oldest oilfield located in India ?
Answer: India’s oldest and important oil bearing area in the eastern part of the Himalayas is Assam (Digboi oilfield).
Question. Name two states that have petroleum deposits.
Answer: The two states that have petroleum deposits are Gujarat and Assam.
Question. Name some raw materials derived from coal.
Answer: Benzol, ammonia, naptha, phenol, tar and sulphur are some raw materials from coal.
Question. Which area is the largest producer of mineral oil ?
Answer: Mumbai High is the largest producer of mineral oil.
Question. Where is the Bhakra Nangal Dam located ?
Answer: Bhakra dam is located in Himachal Pradesh and Nangal dam is located in Punjab.
Question. What are called ‘Damudas’?
Answer: The major coal bearing formations that belong to the lower Gondwana system are collectively called ‘Damudas’.
Question. Name the quality of Gondwana Coal reserves.
Answer: Bituminous coal is found in Gondwana Coal reserves.
Question. Name one important oilfield in India.
Answer: Digboi oilfield in Lakhimpur district of Assam.
Question. Name the oldest coalfield in India.
Answer: The oldest coalfield in India is in Raniganj in West Bengal.
Question. Which state is the longest producer of mineral oil ?
Question. Name the two coastal oil-refineries, one on the west coast of India and the other on the east coast of India.
Answer: The two coastal oil-refineries one on the west coast of India is Trombay (Mumbai) and other is east coast of India is Chennai.
Question. Anthracite is used for domestic purpose.
Answer: (i) Anthracite has a carbon content of 90 per cent and burns slowly without smoke.
(ii) It burns for a long time and leaves very little ash behind.
(iii) It has a high heating value. So, Anthracite is used for domestic purpose.
Question. What is Mumbai High ? What is Sagar Samrat ?
Answer: (i) Mumbai High is so called because of the height of the syncline of the rock structure in which the oil has been struck.
(ii) It is higher than the normal height and oil is taken from the depth of over 1,400 metre with the help of a specially designed platform known as ‘Sagar Samrat’.
(iii) It is a self propelled jack-up type of drilling platform.
Question. Name the region in which India’s main coal fields are located.
Answer: Damudas in Gondwana system is India’s main coal field.
Question. Why does India have to import oil ?
Answer: India have to import oil because day by day the demand for petroleum is going on increasing and the supply is less.
Question. Where are the deposits of Petroleum normally located ?
Answer: Petroleum is found in underground reservoirs in sedimentary rock formations like sandstone, shale and limestone.
Question. Name two types of coalfields of India.
Answer: The two coal of India are Gondwana and Tertiary.
Question. Name the two main belts of India where oil petroleum is found.
Answer: (i) The entire oil production of India so far comes from the Assam-Arakan belt, the Gujarat-Cambay belt and the Mumbai High offshore zone.
(ii) The first belt runs from extreme north-east of Assam to the eastern border of the Brahmaputra and Surma valley.
(iii) The second belt extends from Mehasana (Gujarat) in the north to the continental shelf off the coast of Ratnagiri (Maharashtra) in the south.
Question. Name two coastal and two inland oil-refineries in India.
Answer: Coastal oil-refineries – Kochi and Chennai Inland oil-refineries – Digboi and Panipat.
Question. What are the disadvantages (Problems) of using coal as a source of energy in India ? OR What are the drawbacks of coal found in India ?
Answer: (i) The calorific value of the coal found in India is not very high.
(ii) Coal is concentrated only in certain parts of the country. Therefore the cost of transportation of coal to far-flung areas of demand is high.
(iii) Coal mining and usage of coal causes a lot of pollution.
(iv) Being conventional source of energy, the coal reserves in India are limited.
Question. What are the important advantages of using petroleum as a source of energy?
Answer: The important advantages are :
(i) Due to its high density, a small quantity of petroleum can produce ahuge quantity of energy.
(ii) Being liquid, it can be transported over long distances by pipelines orby vehicles.
(iii) It has wide area of usage such as transport sector, for domestic energy, production of electricity etc.
(iv) Petrochemical industries use its residue (by-products) as raw material to produce products such as synthetic fibre, synthetic rubber, polysterene, PVC, carbon black, printing ink, paints, lubricating oil etc.
Question. What are the disadvantages of petroleum as a source of energy?
Answer: The major disadvantages are :
(i) Being a fossil fuel, it is an exhaustible source of energy which is nonrenewable.
(ii) Extraction and usage of petroleum products generates Greenhouse gases which contributes to environmental pollution and Global Warming.
(iii) Due to its limited availability, it is very expensive.
(iv) It is highly inflammable and can cause fires.
(v) Any oil spill in the sea either during extraction or during transportation can cause great damage to the environment.
Question. What are the uses of coal ?
Answer: The main uses of coal are the following :
(i) Coal is used as a source of power for running machines, trains, ships and dynamos.
(ii) Coal is used for manufacturing iron and steel.
(iii) Coal is used as a source of direct heat and energy for domestic purposes, in the potteries and for building materials like cement, burning of bricks and tiles and in iron and brass foundries, etc.
(iv) A variety of chemicals such as ammonia, benzol, etc., are obtained as by-product from the gases which are given off when coal is burnt in a closed chamber to get hard coke or metallurgical coke.
Question. Differentiate between the coalfields of Gondwana and Tertiary age.