Geography: 2018: CBSE: [All India]: Set – III

i. Quaternary activities are advance and specialized economic activities.

ii. These services concern mainly with information processing, research and development.

iii. These services offer high income and are mainly concentrated in developed countries and growing fast.

Factors responsible for establishment of cotton textile mills in Mumbai:
i. Close proximity to the cotton producing areas of Gujarat and Maharashtra.
ii. Humid climate

Two advantages of air transport in the international trade:
i. Valuable cargo can be moved rapidly on a world-wide scale.
ii. Highly suitable for handling perishable goods over long distances.

India is a popular tourist destination because of the following reasons
i. Favorable climatic conditions
ii. Heritage homes
iii. Historicalplaces
iv. Scenic landscapes
v. National parks
vi. Medical services, etc.

Regional planning deals with the efficient placement of land use activities, infrastructure, and settlement growth across a larger area than an individual city or town.

Kolkata port is confronted with the problem of silt accumulation in the Hugli River, which provides a link to the Bay of Bengal.

i. Class – I towns / cities

ii. two reasons for such a high concentration of population are following:

a. Urban areas are characterized by sophisticated technology better infrastructure, communication, medical facilities, etc. People feel that they can lead a comfortable life in cities and migrate to cities.

b. Opportunities for education at universities and technical colleges draw young people to the urban centers.

Note:For Visually Impaired Candidates

Three features of urban settlements in India are:

i. The size of an urban settlement is much larger than that of a rural settlement.

ii. Density of population in urban areas is greater than in rural settlements.

iii. In the urban areas, the major occupations are industrial, administrative and professional in nature. Divisions of labour and occupational specialization are very much common in towns/cities/metropolises.

Increasing population and industrial expansion are responsible forwater pollution:
i. An estimated 75% to 80% of water pollution is from domestic sewage, discharged untreated into local water bodies.
ii. Excessive use of fertilizers and pesticides in farming results in waterpollution.
iii. Major polluting industries are-leather, pulp, paper, textiles, chemicals, etc.