Where was the first iron and steel industry of India established?
(a) Bhadravati
(b) Bhilai
(c) Jamshedpur
(d) Burnpur
Solution: (c)
The modern iron and steel industry in India owes its origin to the grand vision and perseverance of Jamsetji Nusserwanji Tata. The Tata Iron and Steel Company Limited (Tata Steel) was registered in Bom bay on 26th August, 1907. The construction of the steel plant was then taken up in earnest with the first stake being driven in February 1908. The credit of steel manufacturing on large scale goes to Jamshed Ji Tata, who set up Tata Iron and Steel Company (TISCO) at Sakchi (Jamshedpur- Jharkhand). This plant produced iron in 1911 and steel in 1913. In 1919, Indian Iron and Steel Company established a steel plant, at Burnpur (Hira Pur-Kolkata).
Which one of the following is used in large quantities in Cement Industry?
(a) Gypsum
(b) Limestone
(c) Coal
(d) Clay
Solution: (b)
Limestone, as used by the minerals industry, is any rock composed mostly of calcium carbonate (CaCO3 ). Limestone is used to produce Portland cement, as aggregate in concrete and asphalt, and in an enormous array of other products, making it a truly versatile commodity. Portland cement is essential to the building industry.
The number of oil refineries working in the State of Assam is
(a) one
(b) two
(c) three
(d) four
Solution: (d)
There are four our Oil Refineries of Assam: Digboi Refinery in 1901; Noonmati in Guwahati in 1962; Dhaligoan near Bongaigaon in 1962; and Numaligarh of Golaghat district in 1999. Guwahati Refinery was the country’s first Public Sector Refinery. Assam was the first state in the country where in 1889 oil was struck at Digboi in Tinsukia district.
The product used for manufacturing Industrial alcohol is
(a) Khandasari
(b) Bagasse
(c) Molasses
(d) Paper-pulp
Solution: (c)
Molasses is a viscous by-product of the beating of sugarcane, grapes or sugar beets into sugar. Blackstrap molasses is a source of calcium, magnesium, potassium, and iron; one tablespoon provides up to 20% of the daily value of each of those nutrients. Blackstrap has long been sold as a health supplement. It is used in the manufacture of ethyl alcohol for industry and as an ingredient in cattle feed.
At Sindri in Jharkhand, the fertilizer produced is
(a) Urea
(b) Ammonium Phosphate
(c) Calcium Super Phosphate
(d) Ammonium Sulphate
Solution: (a)
The Sindri factory was a Urea factory. It was the first in India to produce Ammonium Sulphate (1951), Urea (1959), and Ammonium Nitrate-Sulphate, commonly called the Double salt (1959). The Board of Industrial and Financial Restructuring (BIFR), in August 2012, approved the revival proposal of the closed fertilizer factory. A 5 million tonne integrated steel plant together with one 1.14 million tonne Gas based Urea fertilizer Plant and 500 MW Power Plant is being contemplated.
