Geography: 2005: CBSE: [All India]: Set – III
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Why are pipelines used extensively in the world to transport commodities such as mineral oil and natural gas? Explain three reasons for it. 3x1=3Marks:3
Pipelines are extensively used for the transportation of mineral and natural gas. The reasons are: 1. Pipelines can be laid down in hilly areas without major difficulties and it is helpful in the transportation of liquid mineral. No external source of energy is needed in pipeline transportation.
2. This mode of transport ensures uninterrupted flow.
The operation and maintenance cost is low.
3. They are energy efficient and environment friendly.
Describe the importance of service sector in the economic development of the world by giving three suitable examples. 3x1=3Marks:3
Service sector is an important sector in any economy in the world. In the service sector, finance, insurance, public relation, transport, communication etc. are included. 1. This sector provides more job and employment opportunities. Some of the countries like U.K.and USA are providing job opportunities in this sector and people around the world are moving towards these countries. 2. The service sector is a global sector and people are willing to work in this sector. 3. People in the service sector earn more income especially in services like health care, entertainment and transport.
What is rainwater harvesting? Write its any four objectives. 1+2=3Marks:3
Rainwater harvesting is a method of collecting rainwater and restoring it. It is a method of recharging ground water by collecting and storing rainwater locally. The main objectives are: 1. It helps in the ground water recharge. 2. It reduces the wastage of rainwater in the form of surface run-off. 3. Water harvesting stops the pollution of ground water and improves its quality. 4. It increases the level of water table.
What is the role of sea port in the foreign trade of India ? Write any three points in this regard. 3x1=3Marks:3
A port is a facility at the edge of an ocean, river or lake for receiving ships and transferring cargo and persons. Ports have specially-designed equipment to help in the loading and unloading of vessels.
1. Indian Ports are the gateways to India's international trade by sea and are handling over 90% of foreign trade.
2. Seaports help in increasing India's share in global exports and imports.
3. Seaports, also play an important role in attracting the foreign industries as sea routes are the cheapest means of transportation of heavy goods.
Distinguish between natural resources and human resources by stating three points of each. 3x1=3Marks:3
Resources are always important for the development of the society. The major differences between the natural and man-made resources are: Natural Resources Man-made resources 1. Natural resources are those which are freely available in the ambient environment. 1. Man-made resources are those which are created by human beings with their efforts. 2. Natural resources are wind, solar radiation, water etc. 2. The human resources are population, nuclear energy etc. 3. Natural resources are easily degradable in the environment and do not produce any major harm to the ecosystem. 3. Human resources degrade environment and heavily disturb the ecosystem.
From the given outline map of India
answer the following: 3x1=3
a. Industrial region No. 2 with its name.
b. Industrial region No. 4 with its name.Marks:3
a. Hugli industrial region b. Gujarat industrial region
Which approach was followed by Vidal de la Blache to study human geography? Describe its main characteristics. 1+2=3Marks:3
Vidal de la Blach was the follower of Possibilism. The main characteristics of Possibilism are: Human behaviour changes while residing in same climatic conditions. So the climate is not the major component but human attitude and values are the dominating factors. Man can change the natural conditions according to his needs and requirements.
What is shifting cultivation? Explain its two demerits.Marks:3
This system often involves clearing of a piece of land followed by several years of wood harvesting or farming until the soil loses fertility. Once the land becomes inadequate for crop production, it is left to be reclaimed by natural vegetation, or sometimes converted to a different long term cyclical farming practice. The demerits of shifting cultivation are: 1. This type of agriculture does not provide a settled life for the farmers. 2. Burning of forests and clearing of land causes environmental degradation.
What is intensity of cropping? Name any four states in which intensity of cropping is very high. 1+2=3Marks:3
Intensity of cropping refers to the number of crops grown on a field during an agricultural year. It is calculated by the following formula: Total cropped area x 100 Net sown area (i) Punjab , (ii) Haryana, (iii) Himachal Pradesh and (iv) West Bengal are some of the states of India where crop intensity is very high.
Study the following map and answer the questions given below:
10.1 Name the railway line shown in this map.
10.2 In which country does this railway line lie?
10.3 Name the stations marked in the map as A and B.Marks:3
10.1 The railway line shown in this map is Trans-Siberian Railway.
This railway line lies in the Asian part of Russia. 10.3 Station A marked in the map is Moscow and station B marked in the map is Chita .