Geography: 2015: CBSE: [Delhi]: Set – III
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Mention any two characteristics of sub-urbanisation.Marks:1
Characteristics of sub-urbanization -
i. People move away from congested urban areas to cleaner areas outside the city.
ii. Everyday thousands of people commute from their homes in the suburbs to their workplaces in the city.
What two factors mostly helped in the development of ancient towns in India?Marks:1
Factors mostly helped in the development of ancient towns in India:
Explain the term Golden Quadrilateral.Marks:1
Golden Quadrilateral: - It comprises construction of 5846 km long 4/6 lane, high density traffic corridor to connect Indias four big metro cities of Delhi, Mumbai, Chennai & Kolkata. With the construction of Golden Quadrilateral, the time - distance and cost of movement among the mega cities of India will be considerably minimized.
Mention any two sources of water pollutants created by humans.Marks:1
Sources of water Pollutants created by humans
i. Sewage disposal
ii. Urban run off
How is density of population of a region calculated?Marks:1
Density of population is the ratio between the number of people to the size of land OR Density of Population = Population/Area
Who are called red collar workers?Marks:1
People engaged in primary activities are called Red Collar Workers.
In which country are motorways called autobahns?Marks:1
The Autobahn is the federal controlled-access highway system in Germany.
Explain with examples the population size criteria used by most countries to define urban areas.Marks:3
i. 2000 in Argentina and Portugal
ii. 2500 in USA and Thailand
iii. 5000 in India
iv. 30000 in Japan.
v. In Denmark, Sweden and Finland all places with a population size of 250 persons are called urban.
vi. The minimum population for a city is 300 in Iceland, where as in Canada and Venezuela, it is 1000 persons.
The knowledge about nature is extremely important to develop technology. Support this statement by giving three examples.Marks:3
Knowledge about nature is extremely important to develop technology-
i. Understanding of concepts of friction and heat helped us discover fire.
ii. Understanding of the secrets of DNA and genetics enabled us to conquer many diseases.
iii. The laws of aerodynamics are used to develop faster planes.
How have the modern towns developed in India? Explain.Marks:3
The development of modern towns in India :-
i. The British and other Europeans have developed a number of towns in India such as Surat, Daman, Goa, Puducherry, etc.
ii. The British later consolidated their hold around three principal nodes Mumbai, Chennai & Kolkata and built them in British style.
iii. They developed cantonment areas / towns.
iv. They developed hill stations.
v. They developed administrative and industrial towns such as Chandigarh, Bhilai.