All Courses
Get the App Signup / Login
Sign in Open App
All Exams  >   UPSC  >   Lucent for GK  >   All Questions

All questions of Resources for UPSC CSE Exam

The ore of Aluminium is
  • a)
    Bauxite
  • b)
    Chromium
  • c)
    Mica
  • d)
    Manganese
Correct answer is option 'A'. Can you explain this answer?

Amit Kumar answered
Bauxite, an aluminium ore, is the world’s main source of aluminium. It consists mostly of the minerals gibbsite.
Clear all your doubts with EduRev

Bishrampur is famous for the mining of
  • a)
    Copper ore
  • b)
    Iron ore
  • c)
    Coal
  • d)
    Manganese
Correct answer is option 'C'. Can you explain this answer?

Vijay Kumar answered
Chhattisgarh is the second most coal-producing state. It has 15% coal quantity of the country while it produces 16% coal in the country. The main coalfield of North Chhattisgarh includes Chirmiri, Kursia Bishrampur, Ghilmili, Sonhat, Lakhanpur Sendouorgarh and Ramkola.

Which type of rocks in India produces manganese?
  • a)
    Gondwana
  • b)
    Dharwar
  • c)
    Vindhya
  • d)
    Tertiary
Correct answer is option 'B'. Can you explain this answer?

Deepa Iyer answered
The rocks of the Dharwar system are mainly sedimentary in origin and occur in narrow elongated synclines resting on the gneisses found in Bellary district, Mysore and the Aravallis of Rajputana. These rocks are enriched in manganese and iron ore which represents a significant resource of these metals.

The largest reserve of crude oil in India is found in
  • a)
    Assam
  • b)
    Gujarat
  • c)
    Eastern offshore
  • d)
    Western offshore
Correct answer is option 'D'. Can you explain this answer?

Anshu Khanna answered
As of 31 March 2019, India had estimated crude oil reserves of 618.95 million tonnes (MT), increasing by 4.1% from the previous year. The largest reserves are found in the Western Offshore (Mumbai High, Krishna-Godavari Basin) (40%), and Assam (27%).

Consider the following statements about the mining
industry of India
1. The spatial distribution of minerals is uneven.
2. The mining industry since colonial days has been export-oriented.
Which of the statements given above is/are correct?
  • a)
    Only 1
  • b)
    Only 2
  • c)
    Both 1 and 2
  • d)
    Neither 1 nor 2
Correct answer is option 'C'. Can you explain this answer?

Nilesh Patel answered
Mining is the removal of valuable raw material from the Earth, this term includes removal of soil. India adds very little value to the minerals, it exports most of the mined minerals. Indian Mining Industry has been a major mineral producer in Asia and globally as well.

Which of the following Iron ores is mined at Bailadila?
  • a)
    Haematite
  • b)
    Siderite
  • c)
    Limonite
  • d)
    Magnetite
Correct answer is option 'A'. Can you explain this answer?

Nikhil Kapoor answered
Iron Ore Mining at Bailadila

Bailadila is a range of hills located in the Dantewada district of Chhattisgarh in India. The hills are known for their rich deposits of iron ore. The National Mineral Development Corporation (NMDC) operates mines in the Bailadila range.

Which Iron Ore is Mined at Bailadila?

The iron ore mined at the Bailadila mines is haematite. Haematite is a mineral form of iron(III) oxide (Fe2O3). It is a reddish-brown mineral commonly found in rocks and soils. Haematite is the most important ore of iron and is widely used in the production of iron and steel.

Haematite vs. Other Iron Ores

Iron ores are classified based on their composition and properties. The four main types of iron ore are haematite, magnetite, limonite, and siderite. Here is a brief comparison of haematite with the other three types:

- Magnetite: Magnetite is a mineral form of iron(II,III) oxide (Fe3O4). It is a black, opaque mineral that is attracted to a magnet. Magnetite is the most magnetic of all minerals and is used in the production of high-grade steel.
- Limonite: Limonite is a mineral form of iron(III) oxide-hydroxide (FeO(OH)·nH2O). It is a yellow-brown mineral that is often found in soils and swamps. Limonite is not a true mineral but a mixture of various hydrous iron oxides. It is not used in the production of iron and steel.
- Siderite: Siderite is a mineral form of iron(II) carbonate (FeCO3). It is a brown mineral that is often found in sedimentary rocks. Siderite is not used in the production of iron and steel.

Conclusion

To sum up, haematite is the iron ore mined at the Bailadila mines. Haematite is a mineral form of iron(III) oxide and is the most important ore of iron. It is widely used in the production of iron and steel.

Geothermal energy is basically
  • a)
    Non-renewable
  • b)
    Renewable
  • c)
    Biotic
  • d)
    Non-cyclic
Correct answer is option 'B'. Can you explain this answer?

Prashanth Malik answered
Geothermal energy is basically Renewable

Explanation:
Geothermal energy refers to the heat that is generated and stored in the Earth's core. It is a form of renewable energy because it is continuously being produced and replenished within the Earth. Here is a detailed explanation of why geothermal energy is considered renewable:

1. Natural Heat Source:
Geothermal energy is derived from the heat generated by the natural radioactive decay of elements such as uranium, thorium, and potassium present in the Earth's core. This heat source is essentially inexhaustible as it is continuously produced through natural processes.

2. Endless Reservoir:
The Earth's core acts as an endless reservoir of heat, providing a constant and abundant supply of geothermal energy. Unlike finite resources such as fossil fuels, which can be depleted over time, geothermal energy does not run out as long as the Earth's core continues to generate heat.

3. Sustainable Extraction:
Geothermal energy is harnessed by tapping into natural geothermal reservoirs, such as hot springs, geysers, and underground heated water or steam. These reservoirs are replenished by the Earth's internal heat, ensuring a sustainable source of energy extraction.

4. Long Lifespan:
Geothermal power plants have a long lifespan, typically ranging from 30 to 50 years. This longevity is attributed to the continuous and reliable nature of the geothermal energy resource. With proper management and maintenance, geothermal power plants can operate for several decades, providing a consistent supply of renewable energy.

5. Low Environmental Impact:
Compared to traditional fossil fuels, geothermal energy has a significantly lower environmental impact. It does not produce greenhouse gas emissions or air pollutants during operation, making it a clean and sustainable energy option. Additionally, geothermal power plants have a smaller land footprint compared to other renewable energy sources like solar or wind.

Conclusion:
Considering its natural and continuous heat source, its endless reservoir, sustainable extraction methods, long lifespan, and low environmental impact, geothermal energy is undoubtedly classified as a renewable energy source. Harnessing and utilizing geothermal energy can contribute to a more sustainable and environmentally friendly energy mix.

What is Khetri in Rajasthan famous for?
  • a)
    Copper
  • b)
    Mica
  • c)
    Bauxite
  • d)
    Limestone
Correct answer is option 'A'. Can you explain this answer?

Priya Menon answered
Khetri Nagar is a town in Jhunjhunu district of Rajasthan in India. It is part of the Shekhawati region. Khetri is two towns, the first “Khetri Town” was founded by Raja Khet Singhji Nirwan.
 
 

Which one of the following oil fields of India is the oldest and still producing oil?
  • a)
    Bombay High
  • b)
    Digboi
  • c)
    Ankleshwar
  • d)
    Naharkatiya
Correct answer is option 'B'. Can you explain this answer?

Nilesh Patel answered
The Digboi refinery was set up in 1901 by Assam Oil Company Ltd.It is situated in upper Assam district of Tinsukia. Digboi oilfield has the oldest running oil well in the world.

Which one of the following states has higher potentials for solar energy?
  • a)
    Kerala
  • b)
    Tamil Nadu
  • c)
    Rajasthan
  • d)
    Odisha
Correct answer is option 'C'. Can you explain this answer?

Manasa Chakraborty answered
Kerala:
- Kerala is located in the southern part of India, close to the equator.
- It receives abundant sunlight throughout the year, making it suitable for solar energy generation.
- The state government has taken initiatives to promote solar energy, such as the establishment of solar parks and the implementation of solar rooftop programs.
- However, the potential for solar energy generation in Kerala is relatively lower compared to other states due to its geographical location and the presence of dense vegetation.

Tamil Nadu:
- Tamil Nadu is also located in the southern part of India and experiences ample sunlight throughout the year.
- The state has a high potential for solar energy generation due to its favorable geographical location and vast open spaces available for solar installations.
- Tamil Nadu has been a frontrunner in India's solar energy sector and has implemented various policies and schemes to promote solar energy, such as the Tamil Nadu Solar Energy Policy and the Tamil Nadu Solar Energy Corporation Limited.
- The state has witnessed significant growth in solar capacity installations and has several solar parks and projects.

Rajasthan:
- Rajasthan is located in the western part of India and is known for its vast desert landscapes.
- It receives intense sunlight for most of the year, making it one of the prime locations for solar energy generation in India.
- The state has a large potential for solar energy due to its geographical location, availability of vast open spaces, and high solar irradiance.
- Rajasthan has implemented various policies and initiatives to encourage solar energy generation, such as the Rajasthan Solar Energy Policy and the development of solar parks.
- The state has attracted significant investments in the solar sector and has several large-scale solar projects.

Odisha:
- Odisha is located in the eastern part of India and experiences a tropical climate.
- The state receives a moderate amount of sunlight throughout the year, making it suitable for solar energy generation.
- Odisha has been actively promoting solar energy through various schemes and policies, such as the Odisha Solar Policy and the development of solar parks.
- However, the solar potential of Odisha is lower compared to Rajasthan due to its geographical location and lower solar irradiance.

Conclusion:
Among the given options, Rajasthan has the highest potential for solar energy generation due to its favorable geographical location, intense sunlight, and availability of vast open spaces. The state's desert landscapes and high solar irradiance make it an ideal location for large-scale solar projects.

Jaduguda is famous for which of the following?
  • a)
    Iron-ore
  • b)
    Manganese
  • c)
    Gold
  • d)
    Uranium
Correct answer is option 'D'. Can you explain this answer?

Deepa Iyer answered
The Jaduguda Mine is a uranium mine in Jaduguda village in the Purbi Singhbhum district of the Indian state of Jharkhand.

Which one of the following districts does not have a goldfield?
  • a)
    Anantapur
  • b)
    Kolar
  • c)
    Raichur
  • d)
    Visakhapatnam
Correct answer is option 'D'. Can you explain this answer?

Simran Mehta answered
Explanation:

Goldfields are areas where gold deposits are found in the earth. In India, there are several districts with goldfields.

Anantapur district in Andhra Pradesh has gold deposits in the Ramagiri Gold Field.

Kolar district in Karnataka is famous for the Kolar Gold Fields, which were once the largest gold producing mines in Asia.

Raichur district in Karnataka also has gold deposits in the Hutti Gold Mines.

Visakhapatnam district in Andhra Pradesh, however, does not have any goldfields.

Therefore, the correct answer is option D, Visakhapatnam.

The state of India having almost a monopoly in the production of chromite is
  • a)
    Bihar
  • b)
    Odisha
  • c)
    Karnataka
  • d)
    Maharashtra
Correct answer is option 'B'. Can you explain this answer?

Manavkumar Makavana answered
Chromite is an important ore of chromium and is used in various industries, including steel production and chemical manufacturing. In India, Odisha (formerly known as Orissa) is the state with a significant concentration of chromite deposits.

Odisha is renowned for its rich reserves of chromite, accounting for a substantial portion of India's total chromite production. The state's geological conditions and mineral deposits make it a dominant player in the production of chromite.

Here’s a brief overview of why Odisha holds a monopoly:

- **Chromite Deposits:** Odisha possesses the largest deposits of chromite in India, particularly in the Sukinda Valley, which is one of the largest chromite reserves in the world.
- **Production Capacity:** The state's infrastructure and mining capabilities are well-developed to exploit these resources effectively, leading to high production levels.
- **Historical Development:** Odisha has been the focus of chromite mining for several decades, leading to the establishment of several large-scale mining and production facilities in the region.

Thus, Odisha’s dominance in chromite production makes it the state with a near-monopoly in the production of this vital mineral.

The correct answer is indeed:

**b) Odisha**

Consider the following statements—
1. Balaghat is known for its diamond mines.
2. Majhgaon is known for its manganese deposits.
Which of the statements given above is/are correct?
  • a)
    1 only
  • b)
    2 only
  • c)
    Both 1 and 2
  • d)
    Neither 1 nor 2
Correct answer is option 'D'. Can you explain this answer?

Vikram Verma answered
Balaghat is known for its Manganese production. About 80% of Manganese production of the country comes from Balaghat. Majhgaon is known for its diamond mines, which is situated in the Panna district of Madhya Pradesh.

Coking coal is a vital input in
  • a)
    Steelmaking
  • b)
    Thermal power
  • c)
    Copper smelting
  • d)
    Sponge iron making
Correct answer is option 'A'. Can you explain this answer?

Jaya Chopra answered
Coking coal is a vital input in Steelmaking

Coking coal, also known as metallurgical coal, is a crucial raw material in the steelmaking process. It plays a significant role in the production of high-quality steel. Let's delve into the details to understand why coking coal is essential in steelmaking.

1. Steelmaking Process:
- Steelmaking is the process of producing steel from iron ore and other materials.
- It involves the removal of impurities from iron ore to obtain pure iron.
- The pure iron is then mixed with various elements, such as carbon and alloying agents, to create different grades of steel.
- The mixture of iron ore and carbon is heated in a blast furnace to produce molten iron, which is further refined to remove impurities.
- Coking coal is used in the blast furnace as a fuel and a reducing agent to convert iron ore into molten iron.

2. Role of Coking Coal:
- Coking coal is primarily used to produce coke, a high-carbon fuel derived from coal.
- Coke acts as both a fuel and a reducing agent in the blast furnace.
- As a fuel, coke provides the necessary heat energy to sustain the high temperatures required for the steelmaking process.
- As a reducing agent, coke reacts with iron ore, reducing the oxygen content and transforming it into molten iron.
- The carbon content in coking coal is essential for these reactions to occur effectively.
- The coke produced from coking coal also helps in the removal of impurities, such as sulfur, during the steelmaking process.

3. Quality Requirements:
- The quality of coking coal is crucial for efficient steelmaking.
- It should have a high carbon content, low ash content, and low sulfur content.
- The carbon content provides the necessary heat energy and acts as a reducing agent.
- The low ash content ensures minimal impurities during the steelmaking process.
- The low sulfur content prevents the formation of sulfur compounds that can weaken the steel's mechanical properties.

Conclusion:
Coking coal is an indispensable input in the steelmaking industry. It serves as a fuel, a reducing agent, and helps remove impurities during the production of steel. The quality of coking coal directly impacts the efficiency and quality of the steelmaking process. Therefore, it is vital to have a consistent supply of high-quality coking coal for the steel industry to meet its demands and produce high-quality steel products.

Consider the following coal mines of India :
1. Bokaro
2. Adilabad
3. Raniganj
4. Bishrampur
Select the correct sequence of the above from east to west.
  • a)
    1-3-4-2
  • b)
    3-1-4-2
  • c)
    3-1-2-4
  • d)
    1-3-2-4
Correct answer is option 'B'. Can you explain this answer?

Nilesh Patel answered
  • Raniganj Coalfield is primarily located in the Asansol and Durgapur subdivisions of Bardhaman district in the Indian state of West Bengal. Tata Steel has captive coal mines at Jharia & West Bokaro, in the state of Jharkhand, located within 200km from Jamshedpur.
  • Bishrampur coal mines are located in Chhattisgarh. Adilabad district is a district located in the northern region of the Indian state of Telangana. It is the gateway district to South India.
  • Adilabad is the administrative seat of the district. The district is currently a part of the Red Corridor.

The mineral oil was first discovered in India in
  • a)
    Naharkatiya
  • b)
    Mumbai
  • c)
    Ankleshwar
  • d)
    Digboi
Correct answer is option 'D'. Can you explain this answer?

Vijay Kumar answered
Digboi is a town and a town area committee in Tinsukia district in the north-eastern part of the state of Assam, India. Crude oil was discovered here in the late 19th century.

Which one of the following is a fossil source of energy?
  • a)
    Wood
  • b)
    Solar radiation
  • c)
    Tidal waves
  • d)
    Petroleum
Correct answer is option 'D'. Can you explain this answer?

Malavika Mukherjee answered
Understanding Fossil Sources of Energy
Fossil sources of energy refer to energy derived from the remains of ancient plants and animals that have undergone natural processes over millions of years. Among the options provided, petroleum is the only fossil fuel.

Why Petroleum is a Fossil Source
- Origin: Petroleum is formed from the decomposed remains of marine organisms. Over millions of years, heat and pressure transform these organic materials into hydrocarbons, which constitute crude oil.
- Combustion: When burned, petroleum releases energy, making it a significant source of fuel for transportation, heating, and electricity generation.
- Non-renewable: Fossil fuels like petroleum are considered non-renewable resources since their formation takes millions of years, and their reserves are limited.

Comparison with Other Options
- Wood: Although wood can be considered a source of energy, it is classified as biomass energy. It is renewable as trees can be replanted and regrown.
- Solar Radiation: Solar energy is a renewable energy source harnessed from the sun. It does not involve the combustion of fossilized organic matter.
- Tidal Waves: Tidal energy comes from the gravitational pull of the moon and sun on Earth’s oceans. It is also a renewable source, not derived from fossilized remains.

Conclusion
In summary, petroleum is the correct answer as it is a fossil source of energy, while wood, solar radiation, and tidal waves represent renewable energy sources. Understanding these distinctions is essential for evaluating energy sources in terms of sustainability and environmental impact.

Match List-I with List-II and select the correct answer using the
codes given below.
  • a)
    (a)
  • b)
    (b)
  • c)
    (c)
  • d)
    (d)
Correct answer is option 'C'. Can you explain this answer?

Vikram Kapoor answered
  • Dalli-Rajhara is a city and a municipality in Balod district in the state of Chhattisgarh, India.
  • Dalli Rajhara is home of iron ore captive mines for Bhilai Steel Plant, the largest integrated steel plant in India.
  • Kuduremukha is a mountain range and name of a peak located in Chikkamagaluru district, in Karnataka, India.
  • Badam Pahar is an Iron mine located in Odisha. Noamundi is a census town in Pashchimi Singhbhum district in the Indian state of Jharkhand. It is also an administrative block.
  • It is a small mining town located close to the Odisha border. It lies near Jamshedpur and 64 km from Chaibasa.

Match the following
  • a)
    (a)
  • b)
    (b)
  • c)
    (c)
  • d)
    (d)
Correct answer is option 'B'. Can you explain this answer?

Ritika Choudhury answered
  • About 80% of the manganese production in India comes from Balaghat District of Madhya Pradesh.
  •  
    Katni (Madhya Pradesh) is famous for Bauxite mines.
  •  
    Singrauli Coalfield is spread across the districts of Singrauli(Madhya Pradesh).
  •  
    Most of the coal is dispatched to pithead power plants such as Singrauli Super Thermal Power Station, Rihand Thermal Power Station and Vindhyachal Thermal Power Station etc. Kalol in Gujarat is famous for its oil fields.
 
 
 

Black revolution is related to the—
  • a)
    Fish production
  • b)
    Coal production
  • c)
    Crude oil production
  • d)
    Mustard production
Correct answer is option 'C'. Can you explain this answer?

Aditya Rane answered
Black revolution is related to the—

- Fuel Production

The correct answer is option 'C' - Crude oil production. The term "Black revolution" refers to the significant increase in crude oil production. This revolution has played a crucial role in the economic development of many countries by providing a steady source of energy for various sectors such as transportation, manufacturing, and agriculture.

- Significance

Crude oil is a crucial resource that fuels various industries and sectors of the economy. It is used for producing gasoline, diesel, jet fuel, and other petroleum products. The increase in crude oil production has led to the growth of industries, job creation, and overall economic development in many countries.

- Impact

The black revolution has not only boosted economic growth but has also led to geopolitical implications due to the strategic importance of oil-producing regions. Countries that are major producers of crude oil have gained significant influence in global politics and trade.

- Challenges

Despite its benefits, the black revolution has also brought challenges such as environmental degradation, pollution, and over-reliance on fossil fuels. The need for sustainable energy sources and environmental conservation has become more pronounced in the wake of the black revolution.

In conclusion, the black revolution, related to crude oil production, has had a profound impact on the global economy, energy security, and environmental sustainability. It is essential for countries to balance the benefits of crude oil production with the challenges it presents to ensure a sustainable future.

Chapter doubts & questions for Resources - Lucent for GK 2025 is part of UPSC CSE exam preparation. The chapters have been prepared according to the UPSC CSE exam syllabus. The Chapter doubts & questions, notes, tests & MCQs are made for UPSC CSE 2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests here.

Chapter doubts & questions of Resources - Lucent for GK in English & Hindi are available as part of UPSC CSE exam. Download more important topics, notes, lectures and mock test series for UPSC CSE Exam by signing up for free.

Lucent for GK

643 videos|792 docs|420 tests

Top Courses UPSC CSE

Related UPSC CSE Content

Signup to see your scores go up within 7 days!

Study with 1000+ FREE Docs, Videos & Tests
10M+ students study on EduRev
© EduRev
Education Revolution
Signup to see your scores go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup