Manufacturing Industries Test - 19

Trapping of sun’s heat in the lower atmosphere due to increase in the pollution causing gases like carbon dioxide is called greenhouse effect.

Greenhouse gases are carbon dioxide, methane and ozone, nitrous oxide etc.

Sun’s radiation is partly absorbed by earth and rest of the radiations are reflected back to the atmosphere. But the greenhouse gases form blanket in the atmosphere and traps the radiation from escaping. This causes an increase in earth’s temperature resulting in Global warming.

The first fertilizer plant was set up at Sindri Jharkhand. The second plant was constructed at Nangal in Punjab. To run this plant smoothly, Nangal Fertilizer and Chemical Limited was formed in 1956. The third plant of this kind was set up at Trombay. Whereas Cuttack is known as the Millennium City as well as the Silver City due to its history of 1000 years and famous silver filigree works.

Thus mentioned question answer is Cuttack. Option B is correct.

Noise pollution is a physical form of pollution that affects the receiver directly. dB (decibel) is a standard abbreviation used for the quantitative expression of noise. Noise or pollutant sound has a value of 80 dB and above, it harms hearing system. The WHO has fixed 45 dB as the safe noise level for a city.

The fertilizer industry is located around the production of nitrogenous fertilisers. Other chemicals are phosphatic fertilisers, ammonium phosphate and complex fertilisers. These have a combination of nitrogen, phosphate and potash.

Sindhri is an industrial township within Dhanbad municipal limits of Dhanbad in Jharkhand. It is famous for fertilizers productions.

Above information shows that Sindri in Bihar is famous for the Fertilizer Industry. Other options are irrelevant. So correct option is B.

The first iron and steel plant in India was established in 1907 at Jamshedpur. Initially, it was a small village named Sakchi. It is near the confluence of the rivers Subarnarekha and Kharkai in Bihar. At present, it is in Jharkhand. It is also the first well-planned industrial city of India. It was founded by late Jamshedji Nusserwanji Tata. It is also popular as Steel City and TataNagar or simply Tata.  Above information shows that Jamshedpur is famous for the iron and steel industry. It is located in the State of Bihar. Which is presently in Jharkhand. Other options are irrelevant. So the correct option is A. 

The first cotton mill was established in the year 1854 in Bombay. Cotton industry flourished in Mumbai for several years. But now it’s declined and the cotton industry is being concentrated around other places like Gujarat-Vadodara industrial regions. The main reason for the decline of the cotton industry in Mumbai is extreme congestion in Bombay and lack of space.

Above description shows that Extreme congestion in Mumbai and lack of space factors accounts largely for the dispersal of the cotton textile industry from its original location around Bombay So the correct option is B.