Indian Ports and Waterways

Vishakhapatnam is the deepest landlocked and well-protected port. This port was, originally, conceived as an outlet for iron ore exports.

Ship because it can be used for trading and navigation as well.

• The Port of Kolkata is a riverine port in the city of Kolkata, India, located around 203 kilometres (126 mi) from the sea. It is the oldest operating port in India, and was constructed by the British East India Company.
  
•  Kolkata is an Inland riverine port serving a large hinterland of Ganga Brahmaputra basin.
  
•  It is located along the banks of the Ganges.
  

It is a natural harbour on the west coast and is also the biggest port of India. It handles maximum traffic which include mineral oil and dry cargo.

Kochi in Kerala is a natural harbour. It handles the export of tea, coffee and spices and import of petroleum oil and fertilizers.

Bombay (Mumbai) port handles the largest number of ships among Indian ports due to its strategic location on the west coast, natural harbor, and status as India's busiest commercial port. It handles over 50% of India's maritime cargo.

Calcutta (Kolkata) is the chief exporter of jute products through the Kolkata port, located in proximity to the jute-growing regions of West Bengal. The port specializes in jute goods export due to historical jute industry concentration in the region.

Mumbai port handles the largest traffic of cargo among all Indian ports, serving as the country's primary gateway for international trade. It handles approximately 50-60% of India's total maritime cargo by volume and value.

India has approximately 14,000 km of inland waterways including rivers, canals, backwaters, and creeks. The National Waterways Authority of India maintains these waterways for transportation and commerce.

Mumbai port handles the largest volume of imports in India due to its proximity to industrial centers in western India and its status as the country's premier commercial port. Major imports include petroleum, machinery, and chemicals.

Kandla is an artificial port constructed on the west coast of Gujarat in the 1950s. Unlike natural harbors like Mumbai and Cochin, Kandla was built deliberately as a tidal port to serve the needs of northern and western India.

Haldia is a major port developed on the east coast of India at the confluence of the Haldi and Hooghly rivers, flowing into the Bay of Bengal. It was commissioned in 1977 as a satellite port to Kolkata to handle larger vessels and reduce congestion. Paradeep, Vishakhapatnam, and Tuticorin are also east coast ports but were developed earlier.

Mumbai is historically called the Gateway of India because it was the primary port through which most British traders and officials entered India during colonial times. The famous Gateway of India monument in Mumbai commemorates this role. Delhi is inland, Chennai is on the east coast, and Kolkata is also called the 'Gateway to the East' but not 'Gateway of India'.

Haldia port was specifically developed in 1977 as a satellite port to Kolkata to overcome severe congestion at the Kolkata port. It could handle larger vessels that Kolkata's upstream port could not accommodate. Nhava Sheva (Jawaharlal Nehru Port) serves Mumbai, Kandla is a major port in Gujarat, and Marmagoa is in Goa.

Ships and water transport are the most suitable modes to reach an island as islands are surrounded by water. Trains, cars, and bikes require land connections like bridges or causeways which may not exist for many islands. Water transport provides direct access without requiring permanent infrastructure.

Minor ports are technically called 'entrepot ports' which serve as trading posts where goods are imported, stored, and possibly re-exported without being part of the major port system. These ports handle smaller cargo volumes and regional trade. Tidal ports refer to ports affected by tides, anchorage ports are temporary mooring points, and free ports have special tax status.

Chennai is one of the oldest and most major ports on the east coast of India, established in 1869. It handles significant cargo volume and is a key port for South India. Puducherry and Cuddalore are smaller ports with much less traffic. 'None of these' is incorrect as Chennai is indeed a major port.

Paradeep (Odisha), Kakinada (Andhra Pradesh), and Nagapattinam (Tamil Nadu) are all located on the east coast of India along the Bay of Bengal. Cochin and Aleppey are in Kerala on the west coast, while Goa, Mumbai, and Kandla are also west coast ports. Machilipatnam is on the east coast but paired with west coast ports in that option.

It is the biggest ultra-modern sea-port off Mumbai. It is equipped with modern facilities having mechanised container berths for handling dry cargo and service berths.

With a long coastline of 7,516.6 km, India is dotted with 12 major and 181 medium and minor ports. These major ports handle 95 per cent of India’s foreign trade. 

Kandla in Kuchchh was the first port developed soon after Independence to ease the volume of trade on the Mumbai port, in the wake of loss of Karachi port to Pakistan after the Partition. Kandla is a tidal port. 

Tuticorin is a port in Tamil Nadu situated on the east coast of India. This port has a natural harbour and rich hinterland. Thus, it has a flourishing trade handling of a large variety of cargoes to even our neighbouring countries like Sri Lanka, Maldives, etc.

Haldia port or Calcutta Port is a major seaport has been built at
the meeting place of the Haldi River and Hooghly river in the state of West Bengal. The port's main imports are petroleum, chemicals, and parts. Exports include coal, iron ore, and steel. Port of Kolkata is also a base of the Indian Coast Guard.

Water transpots consisits of all of these. India has an extensive network of water ways in the forms of rivers, canals, backwaters, creeks and long coastline accessible through the sea and the oceans.

Paradip Port is natural, deep-water port on the East coast of India in Jagatsinghpur district of Odisha. It is situated at confluence of the Mahanadi river and the Bay of Bengal.

There are total 13 major sea ports of India,out of 12 are government and one, Ennore port of Chennai is the corporate one. Ennore Port is one of the major port of India located at Coromandel Coast of Tamil Nadu state along with Kakinada Port and private Krishnapatnam Port and Mundra Port. Other 12 major ports of India are listed as follows:

Kandla Port – Gujarat

Nhava Sheva – Maharashtra

Mumbai Port – Selected for Cruise Tourism in India

Marmagao Port – Goa

Panambur Port – Karnataka

Cochin Port – Kerala

Port Blair – Andaman

Tuticorin Port – Tamil Nadu

Chennai Port

Vizag Port – Andhra Pradesh

Paradip Port – Orissa

Haldia Port – West Bengal

Mumbai Port is a port which lies midway on the West coast of India and in the state of Maharashtra

Mumbai is one of the biggest ports of India including three major docks. The three major docks include:

Prince's Dock

Victoria Dock

Indira Dock.

Haldia port  or Haldia Dock Complex has been built at the meeting place of the Haldi River and Hooghly river in Kolkata. Kolkata Port Trust has been created in this port as the port's partner. So it is not a port. It is an official dock complex.

 It is situated at 22°02′N 88°06′E around 60 kilometers (37 mi) away from the pilotage station.

The port consists of:

1. Impounded dock; system with 12 berths
2. 3 oil jetties in the river
3. 3 barge jetties in the river for handling oil carried by barges
4. Haldia anchorage for lash vessels

The docks are impounded dock systems with locks from the river.

 The port's main imports are petroleum, chemicals, and parts. Exports include coal, iron ore, and steel.

1.  India has an extensive network of inland waterways in the form of rivers, canals, backwaters and creeks.
2.  The total navigable length is 14,500 km (9,000 mi), out of which about 5,200 km (3,200 mi) of river and 4,000 km (2,500 mi) of canal can be used by mechanized crafts.
3.  About 44 million tonnes (49,000,000 short tons) of cargo are moved annually through these waterways using mechanized vessels and country boats. 
4.  Inland waterways consist of the Ganges-Bhagirathi-Hooghly rivers, the Brahmaputra, the Barak river, the rivers in Goa, the backwaters in Kerala, inland waters in Mumbai and the deltaic regions of the Godavari-Krishna rivers.

The Deepset landlocked port in India is Vishakhapatnam,AP. The port which is encircled by land from all sides with a water passage towards sea or ocean is termed as land-locked port.

Cochin port is located on the Willington island on the South-West coast of India located on the crossroads of the East-West Ocean trade. The port is called the natural gateway to the vast industrial and agricultural produce markets of southwest India.

Chennai port is the second largest port in India in terms of cargo volume, after Mumbai's Jawaharlal Nehru Port Trust (JNPT). It handles a significant portion of India's sea-borne trade, particularly containers and automotive cargo. Visakhapatnam, Cochin, and Kolkata are major ports but handle less total trade volume than Chennai.

Mumbai Port is the largest port in India and handles bulk cargo traffic with its four jetties for handling Liquid chemicals, Crude and petroleum products. International container traffic of Mumbai Port is directed to the new and big Nhava Sheva port.

Kandla, also known as the Kandla Port Trust or Maharao Khengarji Port Trust is a seaport in Kutch District of Gujarat state in western India, near the city of Gandhidham. Located on the Gulf of Kutch, it is one of major ports on west coast. Kandla was constructed in the 1950s as the chief seaport serving western India, after the partition of India and Pakistan left the port of Karachi in Pakistan

Kochi Called the "Queen of the Arabian Sea", Kochi was an important spice trading centre on the west coast of India from the 14th century onward, and maintained a trade network with Arab merchants from the pre-Islamic era. Occupied by the Portuguese in 1503, Kochi was the first of the European colonies in colonial India.

Mumbai is located on the west coast of India and is the first major Indian port that ships from Europe encounter when sailing eastward across the Arabian Sea. Historically, European ships would reach Mumbai before other east coast ports like Kolkata, Chennai (Madras), or Cochin. This geographical position made Mumbai a crucial entry point for colonial trade.

1. The port of India is controlled by the Central Government under the ambit of Port Trust Act, 1963. There are six major ports located at west coast of India i.e. Kandla Port (Gujarat), Mumbai (Maharashtra), Navasheva (Jawaharlal Nehru Port), Murmagoa, New Mangalore (Karnataka), and Kochi (Kerala).
2. Paradip is the port in Orissa.
3. Ennore Port, is located on the Coromandel Coast about 18 km north of Chennai Port, Chennai

There are seven major ports located on the east coast of India i.e. Tuticorin (Tamil Nadu), Chennai (Tamil Nadu), Ennore (Tamil Nadu), Visakhapatnam (Andhra Pradesh), Paradip (Odisha), Haldia & Kolkata (West Bengal), and Port Blair (Andaman & Nicobar Island).

Mumbai port historically handled approximately one-fourth (25%) of India's total sea-borne trade, making it the country's largest port by volume. This significant share is due to Mumbai's strategic location, large natural harbor, and proximity to major industrial and commercial centers in western and central India.

The port is in Panambur, Mangalore on the west coast of India. It is to north of confluence of Gurupura (Phalguni) river to Arabian sea

 The  water transport consist of all the three types of transport.

Deep-sea shipping refers to the maritime transport of goods on intercontinental routes, crossing oceans. It involves long distances and is generally carried out by liner shipping services.

Inland waterway transport plays an important role for the transport of goods in Europe. It is carried out on navigable waterways like rivers, canals or lakes over which vessels of a carrying capacity of no less than 50 tons can navigate when normally loaded 

The coastal Navigation  would be the safe conduct of a ship where the navigator has the land on one side of his course and the open sea on the other,

This port has a natural harbour and rich hinterland. Thus, it has a flourishing trade handling of a large variety of cargoes to even our neighbouring countries like Sri Lanka, Maldives, etc. and the coastal regions of India. 

The East-West Corridor, would connect Silcher in Assam with the port of Porbandar in Gujarat with a 3,460 km of road length.

National Waterway 1 or NW1 will start from Allahabad to Haldia with a distance of 1620 km. The NW 1 run through the Ganges, Bhagirathi and Hooghly river system with having fixed terminals at Haldia, Farrakka and Patna and floating terminals at most of the riverside cities like Kolkata,Bhagalpur,Varanasi and Allahabad

They are most suitable for carrying heavy and bulky goods. It is a fuel-efficient and environment-friendly mode of transport. 

 This port was, originally, conceived as an outlet for iron ore exports. 

 Kandla is a tidal port. It caters to the convenient handling of exports and imports of highly productive granary and industrial belt stretching across the states of Jammu and Kashmir, Himachal Pradesh, Punjab, Haryana, Rajasthan and Gujarat. 

Vishakhapatnam is the deepest landlocked and well-protected port. This port was, originally, conceived as an outlet for iron ore exports.

Haldia port or Haldia Dock Complex has been built at the meeting place of the Haldi River and Hooghly River. Kolkata Port Trust has been created in this port as the port's partner.

The National Waterway 1 or NW-1 or Ganga-Bhagirathi-Hooghly river system is located in India and runs from Haldia (Sagar) to Prayagraj across the Ganges, Bhagirathi, and Hooghly river systems. It is 1,620 km (1,010 mi) long, making it the longest waterway in India. It is of prime importance amongst all the national waterways considering its locational advantages. 

Kolkata is an inland riverine port. This port serves a very large and rich hinterland of Ganga- Brahmaputra basin. Being a tidal port, it requires constant dredging of Hoogly. 

It is a tidal port and a free trade zone located at the eastern end of Rann of Kutch. It handles crude oil, petroleum products, edible oil, foodgrains, salt, cotton, etc.

Kandla port is located at the head of the Kori Creek, which is a tidal creek in the Kutch region of Gujarat. This location in the Gulf of Kachchh provides a natural harbor protected from the open sea. Option C mentions the broader Gulf of Kachchh but Option A is more precise with the specific Kori Creek location.

Tuticorin (Thoothukudi) in Tamil Nadu does not have an oil refinery, unlike other major Indian ports. Cochin has the Kochi Refinery, Chennai has the Chennai Petroleum Corporation refinery, and Mumbai has multiple refineries nearby. Tuticorin primarily handles cargo, containers, and fisheries without petroleum refining infrastructure.

Paradip Port is a natural, deep-water port on the East coast of India in the Jagatsinghpur district of Odisha. It is situated at the confluence of the Mahanadi river and the Bay of Bengal.

Mumbai is India's oldest major port, developed in the 1870s during British rule. In contrast, New Mangalore was developed in the 1970s, Haldia in the late 1960s, and Nhava Sheva (Jawaharlal Nehru Port) commissioned in 1989. The question asks which port has NOT been developed recently, making Mumbai the correct answer as it was established much earlier than the others.

Kolkata port is located on the banks of the river Hooghly. It handles diversified commodities, coming from south-east Asian countries, Australia and New Zealand. Kolkata port was established by the British East India Company after the company received trading rights from the Mughal emperor Aurangzeb.

It is the second largest port in terms of volume of traffic handled and is the oldest artificial harbour on the east coast of India. It handles petroleum products, crude oil, fertilisers, iron ore and dry cargo.

Kandla in Kuchchh was the first port developed soon after Independence to ease the volume of trade on the Mumbai port, in the wake of loss of Karachi port to Pakistan after the Partition. 

It is the largest port in terms of Cargo it handles. Major imports entering the Port of Kandla are petroleum, chemicals, and iron and steel and iron machinery, but it also handles salt, textiles, and grain.

Mazgaon Dock is a shipyard which is located in Mumbai. It is India’s prime shipyard which manufactures warships and submarines for the Indian Navy. It also builds tankers, cargo carriers, passenger ships and ferries. 

Inland waterway is an extensive network of transportation in the form of rivers, canals, backwaters and creeks. It is used as a medium of transportation within a country

• Mumbai is a natural harbour on the west coast and is also the biggest port of India.
  
• Kochi in Kerala is a natural harbour. It handles the export of tea, coffee and spices and imports of petroleum oil and fertilisers.
  

It is the second largest port in terms of volume of traffic handled and is the oldest artificial harbour on the east coast of India. It handles petroleum products, crude oil, fertilisers, iron ore and dry cargo.

It is Goa's main port. The port accounts for about 50% of India’s iron ore export and ranks within the first ten leading iron ore exporting ports of the world.

• Marmagao port is located in south Goa which is located on the western coast.
  
• The Marmagao port has contributed immensely to the growth of maritime trade in India. Marmagao port (Goa) is the premier iron ore exporting port of the country. This port accounts for about 50% of India’s iron ore export.  
  

It is the second largest port in terms of volume of traffic handled and it is the oldest artificial harbour on the east coast of India. 

Mumbai Port t is a port which lies midway on the West coast of India and in state of Maharashtra

Mumbai is one of the biggest ports of India including three major docks. The three major docks include:

Prince's Dock

Victoria Dock

Indira Dock.

Port that is located on the cross roads of east and west is Cochin port. It is the largest shipyard in India located in the state of Kerala. It falls under public sector undertaking organisation it was founded in the year 1972. Services offered are ship building, ship repair and design.

• Landlocked harbour means the navigable route to sea is by a channel cut by the rock. It's a harbour that is almost surrounded by land and has just a little entry for the vessels to pass through the channel and enter the sea.
  
• Vishakhapatnam harbour is located in Andhra Pradesh is an example of the landlocked harbour. It is the second largest port by volume of cargo handled. It is the only port of Andhra Pradesh.
  

It is the second largest port in terms of volume of traffic handled and is the oldest artificial harbour on the east coast of India. It handles petroleum products, crude oil, fertilisers, iron ore and dry cargo.

India has 12 major ports and 181 medium and minor ports. Major ports are maintained by shipping ministry of central government. Minor ports are maintained by relevant respective state ministries of 9 coastal states of India.

• Hinterland is a German word which means the land behind.
  
• Hinterland can be defines as the land that is immediately behind port.
  

Paradip port is an artificial deepwater port of the east coast. It is located in the district of Jagatsinghapur in Odisha.  It was started in the year 1996 by the Government of India. 

 They are most suitable for carrying heavy and bulky goods. 

India’s trade with foreign countries is carried from the ports located along the coast. With a long coastline of 7,516.6 km, India is dotted with 12 major and 181 medium and minor ports. These major ports handle 95 per cent of India’s foreign trade. 

Mumbai port serves the largest hinterland among Indian ports, covering Maharashtra, Madhya Pradesh, parts of Karnataka, Gujarat, Uttar Pradesh, and other northern states through extensive rail and road networks. This vast catchment area includes major industrial centers, agricultural regions, and consumer markets. Other ports like Visakhapatnam and Kochi serve more regional hinterlands focused on their respective states.

Mumbai is India's leading port for imports, handling the largest volume of imported cargo. Along with JNPT (Nhava Sheva), the Mumbai port complex handles over 40% of India's total container traffic and a significant portion of bulk imports. This is due to its strategic location on the west coast, deep natural harbor, extensive infrastructure, and connectivity to India's largest consumer markets in western and northern India.

Chennai harbour is an artificial harbour, created by constructing two breakwaters and dredging operations to create a protected anchorage. In contrast, Mumbai (a natural deep-water harbour), Paradip (a natural coastal harbour), and Cochin (a natural lagoon harbour) all formed naturally without extensive artificial construction. The question asks which harbour is NOT natural, making Chennai the correct answer.

Deendayal Port, formerly known as Kandla Port, is located in Gujarat. It was renamed in 2017 to honor Deendayal Upadhyaya, a prominent political leader. Kandla was established as a major port in 1955 and serves as an important gateway for trade to northwest India. The question directly tests knowledge of this recent name change.

Kandla (Deendayal Port) does not have a petroleum refinery in its immediate vicinity, unlike the other options. Mangalore has MRPL (Mangalore Refinery and Petrochemicals Limited), Chennai has the Chennai Petroleum Corporation Limited refinery, and Cochin has the Kochi Refinery. Kandla primarily handles crude oil imports for refineries located elsewhere in northern and western India rather than having an adjacent refinery.

Cochin (Kochi) is the correct answer as it's located in Kerala, a major producer of spices, tea, coffee, coconut, and coconut oil. Kerala's plantation economy produces these commodities in large quantities, and Cochin port serves as the primary export gateway for these agricultural products from the southern region. The other ports (Kandla, Chennai, Visakhapatnam) are located in regions that don't produce all these specific commodities in significant quantities.

Paradip (also spelled Paradeep) port is located in Odisha (formerly Orissa) on the eastern coast of India. It's situated at the confluence of the Mahanadi River and the Bay of Bengal. Odisha's mineral-rich hinterland (iron ore, coal, and other minerals) makes Paradip a crucial export port for these raw materials. The port was commissioned in 1966 and is one of India's major ports.

Kandla was the first major port developed in Gujarat after India's independence in 1947. It was commissioned in 1955 and built with Japanese collaboration to replace Karachi port (which went to Pakistan after partition). Kandla was crucial for serving the trade needs of northern and western India. The other options include 'Smarla' which appears to be a typo or non-existent port name - possibly meant to be 'Surat' or another Gujarat port.

Ennore Port (now Kamarajar Port) is India's first and only corporatised major port, registered as a company under the Companies Act rather than being a Trust port like other major ports. This corporatised structure allows more operational flexibility and private participation. It was established in 1999 and is located on the Chennai coast. Other major ports like Kandla operate under the Ministry of Shipping through port trusts.

Mandvi port is located on the Rukmavati River in Gujarat's Kutch district. It's a historic port town known for its shipbuilding industry and maritime trade. Mandvi has been an important trading center since the 16th century and was used by traders for routes to Africa and the Middle East. The other options are incorrect: Port Blair is in the Andaman Islands, Mundra is on the Kutch coast (not Rukmavati River), and Paradip is in Odisha on the Mahanadi River delta.

Jawaharlal Nehru Port Trust (JNPT) is located at Nhava Sheva across the harbor from Mumbai. It is India's largest container port by volume, handling the maximum container traffic among all major ports.

Kakinada port is located in Andhra Pradesh, not Maharashtra, making this pair incorrectly matched. Kandla is in Gujarat, Paradip is in Odisha, and Quilon (Kollam) is in Kerala - all are correctly matched.

Ennore Port, commissioned in 2001, was India's first major port to be corporatized and managed as a company rather than a trust. It introduced the corporate model of port management in India.

Marmugao (Goa), Cochin (Kerala), and New Mangalore (Karnataka) are all located on India's west coast along the Arabian Sea. Paradeep is in Odisha on the east coast.

The correct north to south sequence on the west coast is: Porbandar (Gujarat), Marmagao (Goa), Mangalore (Karnataka), and Kochi (Kerala). This follows India's western coastline from north to south.

Cochin (Kochi) in Kerala has historically been called the Queen of the Arabian Sea due to its natural harbor, strategic location on ancient trade routes, and prominence in spice trade.

Marmagao port in Goa is connected to the hinterland through two important rivers - the Zuari and Mandovi. These rivers provide navigation access to the interior regions of Goa.

Visakhapatnam in Andhra Pradesh is India's deepest landlocked protected port. It is naturally protected from the open sea by a ridge and has sufficient depth for large vessels.

Mumbai has the finest natural harbor in India due to its natural deep water, extensive waterfront, and natural protection provided by the mainland. It has been a premier port since colonial times.

Mumbai Port is the largest port in India by total traffic volume and capacity. It handles the highest tonnage of cargo among all Indian major ports, serving as the country's primary gateway.

Diamond Harbour is a satellite port of Kolkata located on the Hooghly River, about 50 km downstream from Kolkata. It serves as a loading point for ocean-going vessels that cannot navigate to Kolkata.

Backwaters are famous in Kerala (especially Alappuzha), Buckingham Canal runs along the coast of Tamil Nadu and Andhra Pradesh, and Cumbarjua Canal is located in Goa connecting two estuaries.

The west coast ports from south to north are: Cochin (Kerala, southernmost), Goa (Goa), Mumbai (Maharashtra), Kandla (Gujarat, northernmost). This follows the geographical order along the Arabian Sea coast.

Visakhapatnam in Andhra Pradesh is India's largest land-locked natural harbor on the east coast. Its natural basin and surrounding hills provide protection, making it a strategically important port.

The Buckingham Canal is a 796 kilometres long freshwater navigation canal, running parallel to the Coromandel Coast of South India from Kakinada in the East Godavari district of Andhra Pradesh to Villupuram District in Tamil Nadu.

Visakhapatnam is the deepest land-locked and protected port in India, with a natural harbor that provides excellent shelter. The spelling in option B (Visakhaptanam) is a minor typo but refers to the same port.

Visakhapatnam is a natural harbor formed by geographical features, while Mumbai, Chennai, and Kolkata are artificial harbors developed by extensive engineering and dredging.

Kandla (Kandla Port) is the largest and most important port in Gujarat, located on the Gulf of Kutch. It is a major cargo port and handles significant trade volume.

Port Blair Port is a seaport in South Andaman District of Andaman and Nicobar in India, near the city of Port Blair. Located on the Andaman Sea, it is one of the major ports in India. The port operated by Port Blair Port Trust. All major provisions of the Major Port Trusts Act, 1963, have become applicable to the major port of Port Blair from June 1, 2010. With this, the Port Blair becomes the 13th major port in India and only major port in Andaman and Nicobar.

The initial piers were built in 1861, but the storms of 1868 and 1872 made them inoperative.So an artificial harbour was built and the operations were started in 1881. The cargo operations were carried out on the northern pier, located on the northeastern side of Fort St. George in Chennai

Tuticorin is in the state of Tamil Nadu.

The Suez Canal is a sea-level waterway in Egypt, connecting the Mediterranean Sea to the Red Sea through the Isthmus of Suez. Constructed by the Suez Canal Company between 1859 and 1869, it officially opened on 17 November 1869.

The Deepest landlocked port in India is Vishakhapatnam, AP.
The port which is encircled by land from all sides with a water passage towards the sea or ocean is termed as a land-locked port.
It is often called "The Jewel of the East Coast", situated in the state of Andhra Pradesh, located on the eastern shore of India. It is nestled among the hills of the Eastern Ghats and facing the Bay of Bengal to the east.

Chennai Port, formerly known as Madras Port, is the second-largest container port of India, behind Mumbai's Nhava Sheva. It is an artificial and all-weather port with wet docks.

An artificial harbour was then built and the operations were started in 1881. Being an artificial harbour, the port was vulnerable to cyclones and accretion of sand inside the basin due to underwater currents, which reduced the draft.

• The Brahmaputra is navigable for most of its length in India. The government of India realized its immense navigational potential and declared it as the National Waterway-2 in 1988 between Sadiya and Dhubri.
• Inland Water Authority of India (IWAI) is responsible for maintaining River Brahmaputra’s navigational channel with the required draft. The river carries about 735 million metric tons of suspended sediment loads annually hence continuous maintenance and dredging are required to keep the channel navigable.

Pearl City, Salt capital of Tamil Nadu and Sea Gateway of Tamil Nadu. Thoothukudi (also known as Tuticorin, the official name until 2018) is a port city and a municipal corporation and an industrial city in Thoothukudi district in the Indian state of Tamil Nadu.

Cochin Port or Kochi Port is a major port on the Arabian Sea - Laccadive Sea – Indian Ocean sea-route in the city of Kochi and is one of the largest ports in India. 

The Cochin port was formed naturally due to the flooding of the Periyar River in 1341 AD, and, over time has become a major flashpoint for trade. The port in its initial history attracted European merchants- predominantly Dutch and Portuguese- and was later expanded by the British with the establishment of Willingdon Island.

New Mangalore port is a deep water port at Panambur, Mangalore in Karnataka. It is currently 7^th largest port in India. It was established in 1974 and inaugurated by then Prime Minister Smt. Indira Gandhi. 

It handles the export of iron ore of Kudremukh and imports of petroleum products, fertilisers, edible oils, etc.

Inland waterways include rivers, canals, backwaters and creeks which are deep enough to allow the ships and boats to navigate safely.

National Water Way 2 which connects Sadiya and Dhubri is through the stretch of the Brahmaputra river.

With a long coastline of 7,516.6 km, India is dotted with 12 major and 181 medium and minor ports. These major ports handle 95 percent of India’s foreign trade. 

• The inland riverine port which is also a major port of India is Kolkata port. It is located on the left bank of Hooghly River.
  
• The important import of Kolkata from the given options is fertilizers.
  
• The other imports include iron ore, granite, coal, petroleum products, and containers.
  

Tuticorin also called as Thoothukudi is located on the Coromandel coast of Bay of Bengal. It is situated in the Indian state of Tamilnadu.

It is also called as "Sea Gateway of Tamil Nadu".

Bhilai steel plant is located in the state of Chhattisgarh and Rourkela steel plant is located in Odisha which are operated by Steel Authority of India Limited (SAIL). These two fall under the proximity of Vishakhapatnam and hence Vizag port serves the need of transport of steel of these two plants.

The first port of India which was be touched by all the ships coming from Europe is Mumbai port.

The major sea ports of India are Kolkata, Haldia, Paradip, Visakhapatnam, Chennai, Tuticorin, Kandla, Mumbai, Jawahar Lal Nehru Port, Mormugao, New Mangalore, and Kochi.

India has 14,500 km of navigable waterways out of which about 3,700 km of river and 4300 km of canals are navigable by mechanised flat bottom vessels. 

With a long coastline of 7,516.6 km, India is dotted with 12 major and 181 medium and minor ports. These major ports handle 95 per cent of India’s foreign trade. 

From north to south, the correct order is Paradeep (Odisha), Vishakhapatnam (Andhra Pradesh), Machilipatnam (Andhra Pradesh), and Karaikal (Puducherry). This corresponds to the sequence 3-4-2-1.

Paradip port in Odisha was specially developed to handle the export of iron ore from the rich mines of Odisha and Bihar to Japan. It is a major deepwater port on the east coast of India.

Jawaharlal Nehru Port is located in Maharashtra, Paradip Port is in Odisha, Kandla Port is in Gujarat, and Ennore Port is in Tamil Nadu. This matches the pairing A-2, B-3, C-4, D-1.

Visakhapatnam is a land-locked, deep, and well-protected harbor on the east coast of India. It was originally built as an outlet for iron ore exports.

Moving from north to south, Machilipatnam is in Andhra Pradesh, followed by Chennai in northern Tamil Nadu, Nagapattinam in central Tamil Nadu, and Tuticorin in southern Tamil Nadu. This gives the sequence 2, 1, 3, 4.

Cochin port in Kerala is the major export hub for agricultural products of the region, including coir, copra, coconut, and cashew nuts, due to Kerala's high production of these crops.