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CBSE Class 10  >  Class 10 Test  >  Olympiad Preparation  >  Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Class 10 MCQ

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST MCQs


MCQ Practice Test & Solutions: Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST (25 Questions)

You can prepare effectively for Class 10 Olympiad Preparation for Class 10 with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST". These 25 questions have been designed by the experts with the latest curriculum of Class 10 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 25 minutes
  • - Number of Questions: 25

Sign up on EduRev for free to attempt this test and track your preparation progress.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 1
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Which is the first class mail from thefollowing?

[2011 (T-2)]

Detailed Solution: Question 1

First Class Mail Options

A: Book packets


B: Registered newspapers


C: Periodicals


D: Envelopes


Solution

Among the given options, the first class mail option is envelopes.


Explanation:



  • First class mail refers to mail that is given priority treatment and is usually delivered quickly.

  • Book packets, registered newspapers, and periodicals are different types of mail, but they do not specifically fall under the category of first class mail.

  • Envelopes, on the other hand, are a common form of mail and can be sent as first class mail.

  • Therefore, the correct answer is D: Envelopes.


Remember, first class mail can include various items such as letters, postcards, documents, and small packages that meet certain size and weight requirements.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 2
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Which among the following sea portswas planned to decongest the Mumbaiport ?

[2011 (T-2)]

Detailed Solution: Question 2

Decongesting Mumbai Port: Jawaharlal Nehru Port

The sea port that was planned to decongest the Mumbai port is the Jawaharlal Nehru port.


Explanation:

The question asks for the sea port that was planned to decongest the Mumbai port. Here is a detailed explanation:



  • Mumbai Port: Mumbai Port is a major port located on the west coast of India. It is one of the largest ports in India and handles a significant amount of cargo traffic.

  • Decongestion: Due to the increasing volume of cargo traffic and limited capacity of Mumbai Port, there was a need to decongest the port and handle the growing trade efficiently.

  • Jawaharlal Nehru Port: Jawaharlal Nehru Port, also known as Nhava Sheva, is a modern port located near Mumbai. It was developed to decongest the Mumbai Port and handle container cargo more efficiently.

  • Advantages of Jawaharlal Nehru Port:


    • Jawaharlal Nehru Port has modern infrastructure and facilities to handle container cargo efficiently.

    • It is equipped with advanced technology and automated systems for faster and smoother operations.

    • The port has a deep draft, allowing larger vessels to dock and handle more cargo.

    • It is well connected to road and rail networks, facilitating the transportation of cargo to and from the port.

    • Jawaharlal Nehru Port has helped in decongesting the Mumbai Port by diverting a significant amount of container cargo to its facilities.



Therefore, the sea port that was planned to decongest the Mumbai port is Jawaharlal Nehru port.

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Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 3
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Which one of the following ports is atidal port ?

[2011 (T-2)]

Detailed Solution: Question 3

Explanation:
To determine which one of the given ports is a tidal port, we need to understand the concept of tidal ports and their characteristics.
A tidal port is a port that experiences significant tidal changes in water levels due to the gravitational forces of the moon and the sun. These tidal changes can greatly affect the accessibility and operations of the port.
Now, let's analyze each of the given ports to determine if they are tidal ports:
A: Mumbai
- Mumbai is located on the west coast of India.
- While it is influenced by tidal movements, it does not experience significant tidal changes.
- Mumbai is not a tidal port.
B: New Mangalore port
- New Mangalore port is located on the west coast of India.
- It is influenced by tidal movements, but the tidal changes are not significant.
- New Mangalore port is not a tidal port.
C: Kandla
- Kandla is located in the Gulf of Kutch on the northwest coast of India.
- It experiences significant tidal changes due to its location.
- Kandla is a tidal port.
D: Vishakhapatnam
- Vishakhapatnam is located on the east coast of India.
- While it is influenced by tidal movements, it does not experience significant tidal changes.
- Vishakhapatnam is not a tidal port.
Therefore, the correct answer is C: Kandla as it is the only port among the given options that is a tidal port.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 4
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Which one of the following ports wasdeveloped in order to relieve thepressure of Kolkata port ?

[2011 (T-2)]

Detailed Solution: Question 4


Background Information:


Kolkata port, located in the city of Kolkata (formerly known as Calcutta) in West Bengal, is the oldest operating port in India. Over time, the port faced issues such as congestion and inadequate infrastructure due to increased trade and industrial growth in the region. To relieve the pressure on Kolkata port, the government of India developed alternative ports in different parts of the country.


Answer:


Haldia port was developed in order to relieve the pressure of Kolkata port.


Explanation:


The Haldia port, located in Haldia, West Bengal, was developed as an alternative port to Kolkata port to handle the increasing trade and industrial activities in the region. Below are the reasons why Haldia port was developed:



  • Haldia port is strategically located on the banks of the Haldia River, around 50 kilometers downstream from Kolkata. It provides easy access to the Bay of Bengal, making it a suitable location for shipping and trade.

  • The development of Haldia port helped in reducing the congestion and pressure on Kolkata port by diverting some of the incoming and outgoing cargo traffic.

  • Haldia port is equipped with modern infrastructure and facilities, including deep draft berths, cargo handling equipment, storage yards, and road and rail connectivity. These features enhance its efficiency in handling various types of cargo, including bulk, breakbulk, and containerized cargo.

  • The development of Haldia port has also led to the growth of industrial and economic activities in the Haldia region, creating employment opportunities and contributing to the overall development of the area.


Therefore, Haldia port was developed as a solution to relieve the pressure on Kolkata port and to cater to the growing trade and industrial needs of the region.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 5
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The HVJ natural gas pipeline connects?

[2011 (T-2)]

Detailed Solution: Question 5

The HVJ natural gas pipeline connects Hazira, Vijaipur, and Jagdishpur.

Explanation:



  • The HVJ (Hazira-Vijaipur-Jagdishpur) natural gas pipeline is one of the largest natural gas pipelines in India.

  • It connects the cities of Hazira in Gujarat, Vijaipur in Madhya Pradesh, and Jagdishpur in Uttar Pradesh.

  • The pipeline has a total length of approximately 1,827 kilometers.

  • The pipeline was built to transport natural gas from the western region to the northern region of India.

  • Hazira is a major industrial hub and serves as the starting point of the pipeline.

  • Vijaipur is an important gas processing and distribution center.

  • Jagdishpur is the endpoint of the pipeline and is connected to various industries and consumers in the northern region.

  • The HVJ pipeline plays a crucial role in meeting the energy requirements of industries, power plants, and households in the northern part of India.


Therefore, the correct answer is option A: Hazira, Vijaipur, Jagdishpur.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 6
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Which one of the following pair of citiesis connected by NH-7 ?

[2011 (T-2)]

Detailed Solution: Question 6

Answer:
The pair of cities connected by NH-7 is Varanasi-Kanyakumari.
- NH-7 is the longest national highway in India, running from Varanasi in Uttar Pradesh to Kanyakumari in Tamil Nadu.
- It is approximately 2,369 kilometers in length.
- NH-7 passes through several major cities and states, including Madhya Pradesh, Maharashtra, Telangana, Andhra Pradesh, and Karnataka.
- The highway connects the northern part of India to the southernmost tip of the country.
- It is an important route for both commercial and personal transportation, facilitating trade and travel between various regions.
- NH-7 is a part of the North-South Corridor of the National Highways Development Project.
Therefore, the correct answer is D: Varanasi-Kanyakumari.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 7
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In which region air travel is extendedto the common people through aspecial provision ?

[2011 (T-2)]

Detailed Solution: Question 7

Region with Special Provision for Air Travel to Common People:
The correct answer to the question is option C: North-Eastern States. Here is a detailed explanation:
1. North-Eastern States: The region of North-Eastern States in India has a special provision for air travel extended to the common people.
2. Connectivity: The North-Eastern states are geographically isolated from the rest of the country, with difficult terrain and limited road connectivity. Air travel becomes an essential mode of transportation for the people residing in these states.
3. Special Provisions: To promote air travel and improve connectivity, the government has implemented various special provisions in the North-Eastern States.
4. Regional Connectivity Scheme (RCS): Under the RCS, several airports in the North-Eastern states have been identified for development and expansion. This scheme aims to enhance air connectivity and make air travel more accessible and affordable for the common people.
5. Subsidized Airfare: The government also provides subsidies on airfare for flights operating in the North-Eastern region. This helps in reducing the cost of air travel and encourages more people to choose this mode of transportation.
6. Development of Airports: Efforts have been made to develop and upgrade airports in the North-Eastern states to accommodate more flights and improve infrastructure.
7. Tourism Potential: The North-Eastern states are known for their natural beauty and tourism potential. Enhancing air connectivity plays a crucial role in attracting tourists and promoting economic growth in the region.
8. Social and Economic Impact: The special provision for air travel in the North-Eastern states has a significant social and economic impact by connecting remote areas, facilitating trade and commerce, and increasing employment opportunities.
In conclusion, the North-Eastern states have been given special provisions for air travel to extend accessibility and connectivity to the common people residing in the region.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 8
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Which one of the following ports is thedeepest land - locked and well protectedport along the east coast ?

[2011 (T-2)]

Detailed Solution: Question 8

The deepest land-locked and well-protected port along the east coast is Vishakhapatnam.
- Vishakhapatnam is located in the state of Andhra Pradesh, India.
- It is situated on the eastern coast of India, along the Bay of Bengal.
- The port of Vishakhapatnam is known for its natural deep-water harbor, making it the deepest land-locked port on the east coast.
- The port is well-protected due to its strategic location and natural features, such as hills and headlands, which act as barriers against storms and rough seas.
- Vishakhapatnam port is also equipped with modern infrastructure and facilities, making it an important hub for trade and commerce in the region.
- It handles a wide range of cargo, including iron ore, coal, petroleum products, and containerized goods.
- The port has excellent connectivity through road, rail, and air networks, further enhancing its accessibility and efficiency.
Therefore, the correct answer is D: Vishakhapatnam.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 9
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STD refers to : [2011 (T-2)]

Detailed Solution: Question 9

STD refers to :
- Subscriber Trunk Dialling
Explanation:
- STD stands for Subscriber Trunk Dialling, which is a telephone system that allows users to make long-distance calls without the assistance of an operator.
- It was introduced in the mid-20th century and replaced manual methods of long-distance calling.
- With STD, users can directly dial the desired telephone number without the need to go through an operator or ask for a long-distance line.
- This technology revolutionized long-distance communication, making it more convenient and efficient.
- STD is commonly used in many countries around the world, enabling individuals and businesses to easily connect with people in different locations.
- The introduction of STD has greatly contributed to the development of telecommunications and has made long-distance communication more accessible to the general public.
- Therefore, the correct answer is B: Subscriber Trunk Dialling.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 10
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Which are the terminal stations ofNational Highway No. 7 ?

[2011 (T-2)]

Detailed Solution: Question 10

Terminal Stations of National Highway No. 7:
National Highway No. 7 is one of the major highways in India that spans a long distance from Varanasi in Uttar Pradesh to Kanyakumari in Tamil Nadu. The terminal stations of National Highway No. 7 are as follows:
1. Varanasi: Varanasi is a city in the state of Uttar Pradesh and serves as one of the terminal stations of National Highway No. 7. It is known for its religious significance and is a major pilgrimage site for Hindus.
2. Kanyakumari: Kanyakumari is a town in the state of Tamil Nadu and serves as the other terminal station of National Highway No. 7. It is located at the southernmost tip of the Indian peninsula and is famous for its beautiful beaches and the Vivekananda Rock Memorial.
Therefore, the correct answer is option D: Varanasi and Kanyakumari. These two cities mark the starting and ending points of National Highway No. 7, making them the terminal stations of this highway.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 11
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National Waterway No. 1 is navigablebetween which of the following places ?

[2011 (T-2)]

Detailed Solution: Question 11

National Waterway No. 1 is navigable between which of the following places?


Answer: B. Between Allahabad and Haldia


Explanation:


The National Waterway No. 1, also known as the Ganga-Bhagirathi-Hooghly River System, is a major waterway in India that connects Allahabad in Uttar Pradesh to Haldia in West Bengal. It is one of the six national waterways designated by the Government of India for inland water transport.


Here are some key points about National Waterway No. 1:



  • Length: The waterway spans a distance of about 1,620 kilometers.

  • States Covered: It passes through the states of Uttar Pradesh, Bihar, Jharkhand, and West Bengal.

  • Major Rivers: The waterway primarily consists of the Ganga, Bhagirathi, and Hooghly rivers.

  • Navigation Route: The waterway provides a navigable route for cargo and passenger vessels between Allahabad and Haldia.

  • Importance: National Waterway No. 1 is an important trade route, facilitating the transportation of goods and commodities between the northern and eastern parts of India.


Therefore, the correct answer is option B: Between Allahabad and Haldia.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 12
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Which one of the following ports is aninland riverine port ?

[2011 (T-2)]

Detailed Solution: Question 12

Answer:

An inland riverine port:


- An inland riverine port refers to a port that is located on a river and serves as a gateway for trade and transportation in the inland regions of a country.
- These ports are typically connected to major rivers and provide access to waterways for the movement of goods and cargo.
- Inland riverine ports play a crucial role in facilitating trade and commerce, particularly in areas where there is limited access to the sea.
- These ports can handle various types of cargo, including bulk commodities, containers, and break-bulk cargo.

Identifying the correct option:


- Among the given options, Kolkata is the only port that is located on a river, namely the Hooghly River.
- Kolkata port, also known as Kolkata Dock System, is the oldest operating port in India and is situated in the state of West Bengal.
- It serves as a major trade hub for the eastern and northeastern regions of India, providing connectivity to various inland areas through riverine transportation.

Conclusion:


- Therefore, the correct option among the given choices is Kolkata as it is an inland riverine port located on the Hooghly River.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 13
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In which year was the air transportnationalised in India ?

[2011 (T-2)]

Detailed Solution: Question 13

Year of Nationalization of Air Transport in India
In India, the nationalization of air transport occurred in the year 1953. Here is a detailed explanation of the events leading to the nationalization:
Background:
- Prior to nationalization, the Indian aviation industry was dominated by private airlines, including Tata Airlines (later known as Air India), Indian National Airways, and Air Services of India.
- The government recognized the need for a unified and efficient air transport system to cater to the growing demands of the nation.
Events:
- The Air Corporations Act was passed by the Indian Parliament in March 1953, which paved the way for the nationalization of air transport.
- The act established two state-owned airlines: Air India International (AI) and Indian Airlines Corporation (IAC).
- Air India International (later renamed Air India) was responsible for international air services, while Indian Airlines Corporation (later known as Indian Airlines) took care of domestic air services.
Significance:
- The nationalization of air transport aimed to promote the development of civil aviation in India.
- It provided a framework for the expansion of air services, both domestically and internationally.
- The state-owned airlines played a crucial role in connecting various parts of the country and contributing to the growth of tourism, trade, and commerce.
Therefore, the nationalization of air transport in India took place in the year 1953, with the establishment of Air India International and Indian Airlines Corporation.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 14
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Which of the following is the deepestand land locked port ?

[2011 (T-2)]

Detailed Solution: Question 14

Answer:
The deepest landlocked port among the given options is Vishakhapatnam.
Explanation:
Vishakhapatnam is a major port city located on the eastern coast of India in the state of Andhra Pradesh. It is known for its deep-water harbor and is one of the busiest ports in the country. Here is a detailed explanation of why Vishakhapatnam is the deepest landlocked port:
1. Location: Vishakhapatnam is situated on the Bay of Bengal, which provides it with a natural harbor and deep-water access.
2. Natural Depth: The port of Vishakhapatnam has a natural depth that allows large ships to dock and handle heavy cargo. The average depth of the harbor is around 20 meters, making it one of the deepest ports in India.
3. Importance: The deep-water access of Vishakhapatnam port makes it suitable for handling various types of cargo, including bulk cargo, containers, and liquid cargo. It serves as a major gateway for international trade and contributes significantly to the country's economy.
4. Connectivity: The port is well-connected to major industrial centers and hinterland regions through road, rail, and air networks. This enhances its accessibility and makes it an attractive choice for importers and exporters.
In conclusion, Vishakhapatnam is the deepest landlocked port among the given options due to its natural depth, strategic location, and excellent connectivity.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 15
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Which one of the following is the oldestartificial port of the country ?

[2011 (T-2)]

Detailed Solution: Question 15

Oldest Artificial Port in India

  • Tuticorin: Not the oldest artificial port in India.

  • Vishakhapatnam: Not the oldest artificial port in India.

  • Chennai: The correct answer. Chennai is the oldest artificial port in India.

  • Mumbai: Not the oldest artificial port in India.


Therefore, the correct answer is Chennai. It is the oldest artificial port in India.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 16
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National Highways are constructed andmaintained by :

[2011 (T-2)]

Detailed Solution: Question 16

National Highways are constructed and maintained by:

  • NHAI (National Highways Authority of India)

  • CPWD (Central Public Works Department)

  • SPWD (State Public Works Department)

  • BRO (Border Roads Organization)


The correct answer is CPWD.


The National Highways in India are constructed and maintained by various organizations. Here, we will discuss the responsibilities of each organization:


National Highways Authority of India (NHAI):

  • NHAI is responsible for the development, maintenance, and management of National Highways in the country.

  • It is an autonomous agency under the Ministry of Road Transport and Highways.

  • NHAI is involved in the construction of new highways, widening of existing highways, and improvement of road safety measures.


Central Public Works Department (CPWD):

  • CPWD is a government organization responsible for the construction and maintenance of various government buildings and infrastructure, including National Highways.

  • It plays a crucial role in the construction and maintenance of highways, bridges, and other road-related infrastructure.


State Public Works Department (SPWD):

  • SPWD is the department responsible for the construction and maintenance of state-level infrastructure, including roads and highways.

  • Each state has its own SPWD, which takes care of the construction and maintenance of highways within the state.


Border Roads Organization (BRO):

  • BRO is an organization under the Ministry of Defence that is responsible for the construction and maintenance of roads and bridges in border areas.

  • It plays a crucial role in ensuring connectivity to remote and strategic locations along the border.

  • BRO is involved in the construction and maintenance of highways in border areas.


Therefore, while various organizations are involved in the construction and maintenance of National Highways, the correct answer for this question is CPWD.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 17
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Which two extreme locations areconnected by the North-SouthCorridor?

[2011 (T-2)]

Detailed Solution: Question 17

Extreme Locations Connected by the North-South Corridor:
The North-South Corridor in India connects two extreme locations, which are:
Srinagar:
- Located in the northernmost part of India, in the state of Jammu and Kashmir.
- Known for its scenic beauty and historical significance.
- Srinagar is a popular tourist destination, famous for its beautiful lakes, gardens, and houseboats.
- It is the summer capital of Jammu and Kashmir.
Kanyakumari:
- Located in the southernmost part of India, in the state of Tamil Nadu.
- Also known as Cape Comorin.
- It is the meeting point of the Arabian Sea, the Bay of Bengal, and the Indian Ocean.
- Kanyakumari is famous for its stunning sunrise and sunset views.
- The Vivekananda Rock Memorial and the Thiruvalluvar Statue are major tourist attractions in Kanyakumari.
Thus, the North-South Corridor connects the extreme locations of Srinagar in the north and Kanyakumari in the south of India.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 18
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The helicopter services to Oil andNatural Commission in its offshoreoperations are provided by :

[2011 (T-2)]

Detailed Solution: Question 18


The helicopter services to Oil and Natural Commission in its offshore operations are provided by Pawanhans helicopters.
- The correct answer is option C: Pawanhans helicopters.
- Pawanhans helicopters provide helicopter services to the Oil and Natural Commission in its offshore operations.
- Air India, Indian Airlines, and Alliance Air do not provide the helicopter services to the Oil and Natural Commission.
- Pawanhans helicopters are specialized in providing helicopter services for various purposes, including offshore operations.
- Their helicopters are equipped with advanced technology and experienced pilots to ensure safe and efficient transportation.
- Pawanhans helicopters have a proven track record in the aviation industry and are known for their reliability and professionalism.
- The Oil and Natural Commission relies on Pawanhans helicopters to transport personnel and equipment to and from offshore locations.
- The helicopter services provided by Pawanhans helicopters play a crucial role in supporting the operations of the Oil and Natural Commission in the offshore sector.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 19
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District Roads are maintained by :

[2011 (T-2)]

Detailed Solution: Question 19

District Roads are maintained by :

  • PWD: Public Works Department

  • Zila Parishad: Local Government body at the district level in India

  • CPWD: Central Public Works Department

  • BRO: Border Roads Organisation


Explanation:
District roads are an essential part of the transportation infrastructure within a district. They connect various villages, towns, and cities within a district and play a crucial role in facilitating the movement of people and goods. The maintenance of district roads is crucial to ensure their proper functioning and safety for the users.
District roads are typically maintained by the following authorities:

  • PWD: Public Works Department is responsible for the construction, maintenance, and repair of public infrastructure, including district roads.

  • Zila Parishad: Zila Parishad is a local government body at the district level in India. It is responsible for the overall development and administration of the district, including the maintenance of district roads.

  • CPWD: Central Public Works Department is a central government organization responsible for the construction and maintenance of public infrastructure at the central level. While CPWD primarily focuses on national highways and major road projects, it may also be involved in the maintenance of district roads in certain cases.

  • BRO: Border Roads Organisation is primarily responsible for the construction and maintenance of roads and infrastructure in border areas. While BRO's main focus is on strategic roads near the borders, they may also be involved in the maintenance of district roads in some regions.


In the given options, the correct answer is Zila Parishad, as they are the local government body responsible for the maintenance of district roads at the district level.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 20
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Which one of the following modes oftransportation reduces tran-shipmentlosses and delays in the supply ofpetroleum and gases ?

[2011 (T-2)]

Detailed Solution: Question 20

Transportation Modes and Tran-shipment Losses:
Transportation of petroleum and gases involves the movement of large quantities of hazardous materials. Tran-shipment losses and delays can occur during the transfer of these materials from one mode of transportation to another.
Analysis of Different Modes of Transportation:
Let's analyze each transportation mode to determine which one reduces tran-shipment losses and delays in the supply of petroleum and gases.
A: Railways:
- Railways can be a reliable mode of transportation for petroleum and gases.
- However, tran-shipment losses and delays can still occur when transferring the materials from trains to other modes of transportation.
B: Roadways:
- Roadways are commonly used for the transportation of petroleum and gases.
- However, tran-shipment losses and delays can be higher due to the need for multiple transfers and handling.
C: Pipeline:
- Pipelines are the most efficient mode of transportation for petroleum and gases.
- They provide a continuous flow without the need for tran-shipment, thus reducing losses and delays significantly.
- Pipeline transportation also minimizes the risk of accidents and environmental pollution.
D: Waterways:
- Waterways, such as rivers and canals, can be used for transporting petroleum and gases.
- However, tran-shipment losses and delays can occur when transferring the materials from water vessels to other modes of transportation.
Conclusion:
Based on the analysis, it can be concluded that pipeline transportation is the mode that reduces tran-shipment losses and delays in the supply of petroleum and gases the most.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 21
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Which one of the following groups ofcities is connected by the NationalHighway No. 1 ?

[2011 (T-2)]

Detailed Solution: Question 21

Group of cities connected by National Highway No. 1:

Answer: A. Delhi - Amritsar


Explanation:



  • National Highway No. 1 (NH 1) is one of the longest national highways in India.

  • It runs from Delhi to Amritsar.

  • Here are some key points about NH 1:


    • NH 1 starts from Delhi, the capital city of India.

    • It passes through the states of Haryana, Punjab, and Jammu and Kashmir.

    • Some major cities and towns connected by NH 1 include Sonipat, Panipat, Ambala, Ludhiana, Jalandhar, and Amritsar.

    • Amritsar, located in the state of Punjab, is the final destination of NH 1.


  • Therefore, the correct answer is A. Delhi - Amritsar.


So, National Highway No. 1 connects the cities of Delhi and Amritsar.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 22
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Which one of the following isconsidered as the First Class Mail bythe Indian postal network ?

[2011 (T-2)]

Detailed Solution: Question 22

First Class Mail by the Indian postal network:
The correct option among the given choices for the first-class mail by the Indian postal network is:
A: Cards and envelopes
Explanation:
- First-class mail refers to mail that is given priority in terms of delivery speed and service.
- The Indian postal network provides several services for different types of mail.
- Among the given options, cards and envelopes are considered as first-class mail by the Indian postal network.
- Cards and envelopes are typically lightweight and can be easily processed and delivered quickly.
- Registered periodicals, book packets, and registered newspapers are not categorized as first-class mail by the Indian postal network.
Therefore, the correct answer is option A: Cards and envelopes.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 23
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Which one of the following is thepremier iron ore exporting sea port ofthe country ?

[2011 (T-2)]

Detailed Solution: Question 23

Premier Iron Ore Exporting Sea Port of the Country

The premier iron ore exporting sea port of the country is Marmagao.


Explanation

Iron ore is a major natural resource in India and the country is one of the largest exporters of iron ore in the world. The premier iron ore exporting sea port refers to the port that handles the majority of the iron ore exports in the country.


In this case, the correct answer is option C: Marmagao. Here's why:



  • New Mangalore: While New Mangalore is a major port in Karnataka, it is primarily known for handling petroleum and petrochemical products, not iron ore. Therefore, it is not the premier iron ore exporting sea port of the country.

  • Vishakhapatnam: Vishakhapatnam, also known as Vizag, is one of the busiest ports in India and handles a wide range of cargo including iron ore. However, it is not specifically identified as the premier iron ore exporting sea port of the country.

  • Marmagao: Marmagao, also known as Mormugao, is a major port in Goa. It is well-known for its iron ore exports and is considered the premier iron ore exporting sea port of the country. The port handles a large volume of iron ore shipments and plays a significant role in India's iron ore trade.

  • Paradip: Paradip is a major port in Odisha and primarily handles coal and petroleum products. While it does handle some iron ore exports, it is not recognized as the premier iron ore exporting sea port of the country.


Therefore, the correct answer is option C: Marmagao.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 24
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Which one of the following is not trueregarding the sea ports of India ?

[2011 (T-2)]

Detailed Solution: Question 24

Analysis:

The question asks us to identify the statement that is not true regarding the sea ports of India. Let's analyze each statement:


A:


Mumbai is the biggest port with a spacious natural and well-sheltered harbour.


B:


Tuticorin Port in Tamil Nadu has a natural harbour and hinterland.


C:


Vishakhapatnam is the deepest landlocked and well-protected port.


D:


Chennai is an inland riverine port.



From the given statements, we can see that all except statement D are true regarding the sea ports of India.


Therefore, the correct answer is D: Chennai is an inland riverine port.

Life Lines Of National Economy - Olympiad Level MCQ, Class 10 SST - Question 25
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Which is the extreme south-westernport located at the entrance of a lagoonwith a natural harbour?

[2011 (T-2)]

Detailed Solution: Question 25

Extreme South-Western Port with a Natural Harbour
The extreme south-western port located at the entrance of a lagoon with a natural harbour is Kochi.
Explanation:
To answer this question, we need to identify the port that meets the following criteria:
1. Extreme South-Western Location: Kochi is located in the extreme south-western part of India, making it a suitable candidate for this question.
2. Entrance of a Lagoon: Kochi is situated at the entrance of the Vembanad Lake, which is a lagoon. This natural feature provides a sheltered harbor for the port.
3. Natural Harbour: Kochi has a natural harbor formed by the Vembanad Lake, which offers a safe and protected area for ships to dock.
Therefore, based on these factors, the correct answer is C: Kochi.
Note: The other options mentioned in the question are not suitable because they do not meet the criteria mentioned above.

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