Coal-B

📘 Study MCQs

Q1. What is the main purpose of refining crude petroleum?
A. To change its color
B. To mix it with water
C. To separate it into useful components like petrol and diesel
D. To make it solid
C. To separate it into useful components like petrol and diesel
Refining separates crude petroleum into various fractions with different boiling points, yielding usable products like petrol, diesel, kerosene, and lubricating oil.

Q2. Which of these is considered a cleaner alternative fuel for vehicles?
A. Petrol
B. Diesel
C. CNG
D. Kerosene
C. CNG
CNG (Compressed Natural Gas) burns more completely than liquid fuels, producing fewer pollutants like carbon monoxide, nitrogen oxides, and particulate matter.

Q3. What does the exhaustible nature of fossil fuels mean?
A. They are unlimited.
B. They can be made in a lab quickly.
C. They are present in limited quantities and will run out.
D. They are not useful.
C. They are present in limited quantities and will run out.
Exhaustible resources exist in finite amounts and are depleted through use, as their formation takes millions of years—far slower than the rate of consumption.

Q4. What does PCRA stand for?
A. Petroleum Conservation Research Association
B. Petroleum Control and Regulation Agency
C. Public Coal Resource Authority
D. Primary Coal Research Association
A. Petroleum Conservation Research Association
PCRA is an Indian government organization dedicated to promoting fuel conservation and efficiency in the petroleum sector through awareness and research.

Q5. In which region of Ladakh is Borax found?
A. Kargil
B. Zanskar Valley
C. Puga Valley
D. Nubra Valley
C. Puga Valley
Puga Valley in Ladakh is known for its geothermal activity and mineral deposits, including significant reserves of borax.

Q6. Where are significant deposits of Cement stone found in Jammu?
A. Puga Valley
B. Reasi and Basohli
C. Doda
D. Rajouri
B. Reasi and Basohli
Reasi and Basohli districts in the Jammu region contain substantial limestone deposits suitable for cement manufacturing.

Q7. Which petroleum product is commonly used for surfacing roads?
A. LPG
B. Kerosene
C. Bitumen
D. Paraffin Wax
C. Bitumen
Bitumen, also called asphalt, is a viscous residue from petroleum refining that binds aggregates together to form durable road surfaces.

Q8. Which fuel is stored under high pressure in cylinders for cooking?
A. CNG
B. Coal
C. LPG
D. Kerosene
C. LPG
LPG (Liquefied Petroleum Gas) is stored in liquid form under moderate pressure in cylinders and vaporizes upon release for household cooking.

Q9. In which area of Kashmir is China Clay found?
A. Wuyan
B. Puga Valley
C. Uri
D. Kargil
A. Wuyan
Wuyan in Kashmir has deposits of China clay (kaolin), a white clay used in ceramics, paper, and paint industries.

Q10. Which of these is a major advantage of using CNG?
A. It is highly polluting.
B. It is difficult to transport.
C. It is a cleaner-burning fuel.
D. It is a solid fuel.
C. It is a cleaner-burning fuel.
CNG combustion produces significantly lower emissions of harmful pollutants compared to petrol or diesel, making it environmentally preferable.

Q11. Where is Gypsum found in the Jammu region?
A. Ramban, Batote, Gool Gulab Garh
B. Puga Valley
C. Reasi
D. Kishtwar
A. Ramban, Batote, Gool Gulab Garh
Gypsum deposits in the Jammu region are located in areas including Ramban, Batote, and Gool Gulab Garh, used primarily for plaster of Paris.

Q12. The process of separating petroleum into components is called what?
A. Carbonisation
B. Refining
C. Condensation
D. Filtration
B. Refining
Refining is the industrial process that purifies crude petroleum and separates it into usable fractions through fractional distillation.

Q13. True or False: Fossil fuels can be made quickly in a laboratory.
A. True
B. False
B. False
Fossil fuels formed over millions of years from decomposed organic matter under heat and pressure; they cannot be synthetically produced on a meaningful scale.

Q14. In which district of Jammu is Mica found?
A. Doda, Ramban, Reasi
B. Jammu City
C. Kathua
D. Samba
A. Doda, Ramban, Reasi
Mica deposits in the Jammu region are concentrated in Doda, Ramban, and Reasi districts, valued for their electrical insulation properties.

Q15. What is a key characteristic of natural gas?
A. It is primarily composed of methane.
B. It is a solid at room temperature.
C. It has a strong odor naturally.
D. It is heavier than air.
A. It is primarily composed of methane.
Natural gas consists mainly of methane (CHâ‚„), a simple hydrocarbon, along with smaller quantities of other hydrocarbons.

Q16. Why should we conserve petroleum products?
A. They are unlimited.
B. They are renewable.
C. They are exhaustible and cause pollution.
D. They are not useful.
C. They are exhaustible and cause pollution.
Petroleum products are finite resources whose extraction and combustion harm the environment; conservation ensures availability for future generations.

Q17. Where in Kashmir are Graphite deposits located?
A. Braripora, Uri, Kamah
B. Anantnag
C. Srinagar
D. Pulwama
A. Braripora, Uri, Kamah
Graphite deposits in Kashmir are found in Braripora, Uri, and Kamah, used in pencils, lubricants, and battery manufacturing.

Q18. What is one simple tip PCRA gives to save petrol while driving?
A. Drive at very high speeds.
B. Keep the engine idling at stops.
C. Ensure correct tyre pressure.
D. Avoid using gears.
C. Ensure correct tyre pressure.
Properly inflated tyres reduce rolling resistance, improving fuel efficiency by up to 3-5%, making it a simple conservation practice.

Q19. Which mineral, found in Nurkhawan (Kashmir), is used as a pigment?
A. Gypsum
B. Ochre
C. Mica
D. Graphite
B. Ochre
Ochre is a natural earth pigment containing iron oxide, found in Nurkhawan, used historically for coloring paints and ceramics.

Q20. True or False: CNG is more polluting than petrol.
A. True
B. False
B. False
CNG burns cleaner than petrol, producing lower emissions of carbon monoxide, hydrocarbons, and particulate matter.

Q21. Where are Sulphur deposits found in Jammu & Kashmir?
A. Puga Valley (Ladakh) and Anantnag (Kashmir)
B. Jammu City only
C. Leh only
D. All over the state
A. Puga Valley (Ladakh) and Anantnag (Kashmir)
Sulphur deposits are geologically associated with volcanic and thermal activity, found in Puga Valley (Ladakh) and Anantnag (Kashmir).

Q22. What is the primary use of coke obtained from coal?
A. As a cooking fuel in homes.
B. As a reducing agent in steel manufacturing.
C. As a material for road construction.
D. As a perfume.
B. As a reducing agent in steel manufacturing.
Coke is used in blast furnaces to reduce iron ore to metallic iron by removing oxygen, essential for steel production.

Q23. In which region is Slate found?
A. Ramsu, Banihal, Ramban (Jammu)
B. Puga Valley only
C. Srinagar only
D. Kargil only
A. Ramsu, Banihal, Ramban (Jammu)
Slate deposits, valued for roofing and construction, are found in Ramsu, Banihal, and Ramban in the Jammu region.

Q24. What is a major benefit of using LPG over traditional fuels like wood?
A. It produces more smoke.
B. It is harder to ignite.
C. It burns efficiently with less smoke.
D. It is always more expensive.
C. It burns efficiently with less smoke.
LPG combusts completely with minimal smoke and particulate emissions, reducing indoor air pollution compared to biomass fuels like wood.

Q25. Where is Asbestos found in Jammu & Kashmir?
A. Kargil
B. Jammu City
C. Srinagar
D. Leh
A. Kargil
Asbestos deposits are found in the Kargil region, though its use is now restricted due to associated health hazards.

Q26. The statement “Some Natural Resources are Limited” best applies to:
A. Sunlight and wind.
B. Coal, petroleum, and minerals.
C. Air.
D. Ocean water.
B. Coal, petroleum, and minerals.
Coal, petroleum, and minerals exist in finite quantities and cannot be replenished on a human timescale, unlike sunlight, wind, air, and ocean water.

Q27. Where is Marble found in Kashmir?
A. Drugmulla, Zirhama
B. Puga Valley
C. Reasi
D. Rajouri
A. Drugmulla, Zirhama
High-quality marble deposits are located in Drugmulla and Zirhama in Kashmir, used in construction and sculpture.

Q28. What is the full form of CNG?
A. Combustible Natural Gas
B. Compressed Natural Gas
C. Common Natural Gas
D. Condensed Natural Gas
B. Compressed Natural Gas
CNG stands for Compressed Natural Gas, which is natural gas compressed to high pressure for storage and use as vehicle fuel.

Q29. In which Jammu areas is China Clay found?
A. Chakhar, Tikri, Salal, Jangalgali
B. Doda
C. Kishtwar
D. Udhampur
A. Chakhar, Tikri, Salal, Jangalgali
China clay (kaolin) deposits in the Jammu region are located in Chakhar, Tikri, Salal, and Jangalgali.

Q30. True or False: Kerosene is not a fossil fuel.
A. True
B. False
B. False
Kerosene is a refined product derived from petroleum, making it a fossil fuel obtained from ancient organic matter.

Q31. What is the main environmental reason for switching to CNG?
A. To increase engine power.
B. To reduce air pollution.
C. To make vehicles louder.
D. To use more fuel.
B. To reduce air pollution.
Switching to CNG reduces vehicular emissions of greenhouse gases and air pollutants, improving urban air quality.

Q32. Where is Graphite also found in the Jammu region?
A. Kishtwar
B. Jammu City
C. Samba
D. Kathua
A. Kishtwar
In addition to Kashmir, graphite deposits are also found in the Kishtwar district of the Jammu region.

Q33. An organization like PCRA is important because it:
A. Promotes wasting fuel.
B. Encourages the wise and efficient use of petroleum.
C. Only works for coal companies.
D. Makes fuels more expensive.
B. Encourages the wise and efficient use of petroleum.
PCRA educates the public and industries on fuel conservation practices, promoting efficient use of petroleum resources.

Q34. Where in Kashmir is Gypsum also found?
A. Lachhipura, Kathia Nullah, Baramulla, Anantnag
B. Puga Valley
C. Kargil
D. Leh
A. Lachhipura, Kathia Nullah, Baramulla, Anantnag
Gypsum deposits in Kashmir are found in Lachhipura, Kathia Nullah, Baramulla, and Anantnag regions.

Q35. Which of these is an example of an inexhaustible natural resource?
A. Coal
B. Petroleum
C. Natural Gas
D. Wind
D. Wind
Wind is continuously available and replenished by natural processes, making it inexhaustible unlike fossil fuels.

Q36. True or False: Coke is almost pure form of carbon.
A. True
B. False
A. True
Coke consists of 85-90% carbon, making it one of the purest forms of carbon obtained from coal processing.

Q37. Where is Sulphur also found in the Jammu region?
A. Rajouri
B. Jammu City
C. Kathua
D. Udhampur
A. Rajouri
In addition to other areas, sulphur deposits are also found in the Rajouri district of Jammu.

Q38. What is the main use of Borax?
A. As a fuel.
B. In cleaning agents, glass, and ceramics.
C. For making steel.
D. In road construction.
B. In cleaning agents, glass, and ceramics.
Borax is a boron compound used as a cleaning agent, flux in glassmaking, and glaze component in ceramics.

Q39. The formation of petroleum from ancient organisms required:
A. A few years.
B. High pressure and heat over millions of years.
C. Freezing temperatures.
D. Exposure to sunlight.
B. High pressure and heat over millions of years.
Petroleum formed from buried marine organisms subjected to intense heat and pressure over geological timescales.

Q40. Where is Slate also found in Kashmir?
A. Baramulla
B. Srinagar
C. Pulwama
D. Kupwara
A. Baramulla
In addition to the Jammu region, slate deposits are also found in the Baramulla district of Kashmir.

Q41. A key message from the concept that resources are limited is:
A. We should use them without thought.
B. We need to use them judiciously and find alternatives.
C. They will last forever.
D. They are not important.
B. We need to use them judiciously and find alternatives.
Recognizing resource limitations encourages conservation, efficient use, and development of renewable alternatives.

Q42. Which of these is NOT a product of petroleum refining?
A. Bitumen
B. Coal Gas
C. LPG
D. Diesel
B. Coal Gas
Coal gas is obtained from coal through destructive distillation, not from petroleum refining.

Q43. Where is Marble also found in Jammu?
A. Thatri
B. Jammu City
C. Samba
D. Hiranagar
A. Thatri
In addition to Kashmir, marble deposits are also found in Thatri in the Jammu region.

Q44. True or False: Coal tar is a mixture of various substances.
A. True
B. False
A. True
Coal tar is a complex mixture of hundreds of organic compounds including benzene, toluene, phenol, and naphthalene.

Q45. Cement stone is primarily used to make what?
A. Glass
B. Cement
C. Plastic
D. Paint
B. Cement
Cement stone refers to limestone deposits used as the primary raw material in cement manufacturing.

Q46. The PCRA likely creates awareness about:
A. Wasting electricity.
B. Fuel-efficient driving habits.
C. Using more plastic.
D. Cutting down trees.
B. Fuel-efficient driving habits.
PCRA focuses on petroleum conservation, promoting practices like proper tyre pressure, regular maintenance, and avoiding idling to save fuel.

Q47. Which mineral’s distribution shows that resources are localized?
A. Air
B. Sunlight
C. Graphite found in specific areas like Uri
D. Water in oceans
C. Graphite found in specific areas like Uri
Unlike air, sunlight, or ocean water, minerals like graphite are found only in specific geological locations, demonstrating localized resource distribution.

Q48. What is the primary component of LPG?
A. Methane
B. Butane and Propane
C. Carbon Dioxide
D. Oxygen
B. Butane and Propane
LPG is a mixture primarily of propane and butane, which are liquefied under moderate pressure for storage and transport.

Q49. Gypsum is essential for making:
A. Steel
B. Plaster of Paris
C. Petrol
D. Graphite pencils
B. Plaster of Paris
Gypsum (calcium sulfate dihydrate) is heated to produce plaster of Paris, used in construction, casting, and medical applications.

Q50. The fact that fossil fuels are exhaustible natural resources implies:
A. We have an unlimited supply.
B. They are renewable like crops.
C. They can be exhausted if used unsustainably.
D. They are not useful for energy.
C. They can be exhausted if used unsustainably.
Exhaustibility means the resource has finite reserves; unsustainable consumption will eventually deplete available stocks.