Major Industries — Set 5

Correct Answer: B. Visakhapatnam

• **Visakhapatnam (RINL — Rashtriya Ispat Nigam Limited)** = India's first shore-based integrated steel plant; proximity to the port enables easy coking coal import and steel export. • **Shore-based advantage** — unlike inland plants, RINL Vizag can handle bulk cargo directly from ships, reducing raw material transport cost significantly. • 💡 Wrong-option analysis: Paradip: a major port in Odisha, has a refinery (IOC), not a steel plant; Marmagao: Goa's main port, no integrated steel plant; Haldia: West Bengal port city, has Haldia Petrochemicals not a shore-based steel plant.

Correct Answer: D. Kapurthala

• **Kapurthala, Punjab** = location of Rail Coach Factory (RCF), established in 1986; produces tens of thousands of coaches for Indian Railways. • **Modern facility** — RCF Kapurthala is one of India's largest rail coach makers; it produces both conventional and Linke-Hofmann-Busch (LHB) coaches. • 💡 Wrong-option analysis: Perambur: location of Integral Coach Factory (ICF) in Chennai, different factory; Bhopal: no rail coach factory (has Bharat Heavy Electricals); Mysuru: has rail workshop but not RCF.

Correct Answer: B. Karnataka

• **Karnataka** = India's largest producer of raw (mulberry) silk, contributing nearly 70% of India's total silk output; Ramanagara is Asia's largest cocoon market. • **Silk silk value chain** — Karnataka produces silk yarn from sericulture (mulberry cultivation → silkworms → cocoons → raw silk); Mysuru silk sarees are world-famous. • 💡 Wrong-option analysis: Assam: produces Muga and Eri silk (non-mulberry), not mulberry raw silk; Andhra Pradesh: has silk industry but Karnataka leads; West Bengal: famous for Baluchari and Bishnupuri silk sarees but not the largest raw silk producer.

Correct Answer: D. Trombay

• **Trombay, Mumbai** = location of BARC (Bhabha Atomic Research Centre), India's premier nuclear research facility. • **Founded by Bhabha** — BARC was established by Homi J. Bhabha in 1954 (originally AEET); it supports nuclear power, medicine, agriculture, and water purification. • 💡 Wrong-option analysis: Kalpakkam: has Indira Gandhi Centre for Atomic Research (IGCAR), a different nuclear research facility; Bengaluru: has ISRO and IISc, but BARC is in Trombay; Hyderabad: has Nuclear Fuel Complex (NFC) for fuel fabrication, different from BARC.

Correct Answer: B. Bengaluru

• **Bengaluru** = called the Electronic City of India for its massive cluster of electronics and IT companies; it leads in software development and electronics design. • **Emergence as tech hub** — Bengaluru became India's tech capital in the 1980s–90s; the Electronic City township (South Bengaluru) houses Infosys, Wipro, and hundreds of firms. • 💡 Wrong-option analysis: Pune: a major IT hub (Hinjewadi IT Park) but Bengaluru leads; Hyderabad: HITEC City is prominent but overall Bengaluru is the top electronics/IT city; Chennai: hardware manufacturing hub but not the Electronic City title.

Correct Answer: A. Assam

• **Assam** = the state where Digboi oilfield and India's oldest operating refinery are located; oil was discovered in the late 19th century, refinery started in 1901. • **Pioneer of Indian petroleum** — Digboi is the birthplace of India's oil industry; it is a symbol of India's petroleum history even though production is now small. • 💡 Wrong-option analysis: Arunachal Pradesh: adjoins Assam and has some oil but Digboi is in Assam; Gujarat: major petroleum state (Ankleshwar, Bombay High) but not the location of Digboi; Tripura: has natural gas reserves, not the Digboi oilfield.

Correct Answer: C. Varanasi

• **Varanasi** = location of Diesel Locomotive Works (DLW), now renamed Banaras Locomotive Works (BLW); manufactures diesel-electric and electric locomotives. • **Renamed to BLW** — DLW was renamed Banaras Locomotive Works in 2020 to produce electric locos as India phases out diesel; it is a major Indian Railways unit. • 💡 Wrong-option analysis: Jamshedpur: Tata Steel city, no locomotive factory; Patiala: has Punjab government offices, no national locomotive factory; Kolkata: has Chittaranjan Locomotive Works (CLW) for electric locos, which is different from DLW.

Correct Answer: A. Surat

• **Surat** = India's and the world's top diamond cutting and polishing hub; millions of skilled workers process 90% of the world's diamonds here. • **Industry scale** — Surat handles diamonds from rough stone to polished gem; the diamond trade is central to Surat's economy alongside textiles. • 💡 Wrong-option analysis: Mumbai: has diamond trading and jewelry houses but not the cutting/polishing manufacturing scale of Surat; Jaipur: India's gemstone capital for colored stones (emeralds, rubies), not diamond polishing; Panna: a diamond mining location in MP, raw diamonds, not polishing.

Correct Answer: C. West Bengal

• **West Bengal** = India's largest jute-producing state; the Ganga-Brahmaputra delta's alluvial soil and humid climate are perfect for jute cultivation. • **Jute mill concentration** — most of India's jute mills are also in West Bengal along the Hugli river; India is the world's largest jute producer. • 💡 Wrong-option analysis: Bihar: grows some jute in northern plains but not the top producer; Assam: second-largest jute state but behind West Bengal; Odisha: has minor jute production, not a leading producer.

Correct Answer: B. Srinagar

• **Srinagar, Jammu and Kashmir** = traditional center for exquisite Pashmina shawls made from the fine underwool of Changthangi goats of the Himalayas. • **Artisan craft** — Pashmina weaving and Kashmiri embroidery (kani and sozni) are highly skilled traditional crafts passed down for centuries; GI-tagged as a premium product. • 💡 Wrong-option analysis: Shimla: Himachal Pradesh's capital, known for apples and hill tourism, not Pashmina; Manali: adventure tourism hub in HP, not a textile center; Dharamshala: known for Tibetan Buddhist culture and cricket stadium, not Pashmina.