Industrialisation

Kerala is India's largest coir-producing state, home to the biggest coir manufacturing units. The industry is concentrated in the Alappuzha and Kollam districts, where coconut cultivation is extensive and coir processing is traditional.

Firozabad in Uttar Pradesh is famous for its glass bangle industry and is known as the bangle city of India. The city has numerous small-scale units manufacturing glass bangles that are supplied across the country. Sirampur and Naini are not known for this industry.

Option 3 is correct.

Diesel Locomotive Works (DLW) in Varanasi is the premier manufacturing facility for diesel locomotives in India. It was established in 1961 and has been producing diesel-electric locomotives for the Indian Railways for decades. Perambur (Option A) is known for integral coach factories, Jamshedpur (Option B) for steel and heavy vehicles, and Bathinda (Option D) is a railway junction but not a manufacturing center.

Chittaranjan is home to Chittaranjan Locomotive Works (CLW), which manufactures electric locomotives for Indian Railways. Established in 1950, it is one of the largest locomotive manufacturing units in India. The town is synonymous with the locomotive industry. Options A, B, and C (cotton, sugar, fertilizer) are incorrect as Chittaranjan is not known for these industries.

The Hooghly basin (part of the Ganges delta) in West Bengal has the highest concentration of jute mills in India and the world. This is due to favorable geographical conditions including proximity to jute-growing areas, abundant water, and historical development during the colonial period. The Ganga valley (Option A), Brahmaputra valley (Option B), and Godavari basin (Option C) do not have significant jute mill concentrations.

Churk in Madhya Pradesh is famous for its cement factory, specifically the Churk Cement Works. It is one of the older cement manufacturing facilities in India. Options B, C, and D (paper, sugar, carpet) are incorrect as Churk is not known for these industries.

Correct Answer: Russians

The Nepanagar Newsprint Mill in Madhya Pradesh is one of the largest newsprint paper manufacturing facilities in India. It was established to meet the country's demand for newsprint paper for newspapers and publishing. While Titagarh, Ballarpur, and Saharanpur have paper-related industries, Nepanagar is specifically renowned for its large-scale newsprint production.

Sonipat (Haryana) is a major center for bicycle and cycle parts manufacturing in India. Firozabad is famous for glass bangles, Allahabad for publishing and religious significance, while Nagpur is known for oranges and as a trade center.

South India's tropical climate (higher temperatures, longer sunshine hours, and adequate rainfall in coastal areas) supports higher sucrose content in sugarcane and allows a longer crushing season (8-9 months vs 4-6 months in North). Coastal areas also have better water access. North India faces frost risk and shorter season.

The Salal Hydroelectric Project (also known as Salal Power Station) is located on the Chenab River in Reasi district of Jammu & Kashmir. It is a run-of-river scheme with installed capacity of 690 MW. Orissa has Hirakud dam, Punjab has Bhakra Nangal, and Haryana doesn't have major hydro projects.

India has abundant iron ore reserves (especially in Odisha, Chhattisgarh, Jharkhand, Karnataka) and coal (though often not coking grade). This provides the strongest foundation for iron and steel manufacturing among the options. For aluminium (bauxite), India has reserves but less than iron ore. Synthetic rubber and glass require petrochemical inputs which India imports.

In this industry, goods are manufactured by village artisans and their family members.

Correct Answer: Sreerampur (West Bengal)
The first paper mill in India was set up at Sreerampur (West Bengal) in the year 1812.

 Uttar Pradesh is the correct answer.

Hindustan Zinc Limited was incorporated from the erstwhile Metal Corporation of India on 10 January 1966 as a Public Sector Undertaking.

 Iron and steel was the first important metallurgical industry in India.

 Option (2) is correct.

The first modern cotton textile mill in India was established in 1818 in Kolkata (then Calcutta) by Henry Gourlaw and others. This marked the beginning of modern industrial textile manufacturing in India, shifting from traditional handloom to mechanized production. Bombay (Mumbai) became a later major textile center (1854 first mill there).

'Rana Pratap Sagar' atomic power plant is located in Rajasthan.