Recent questions tagged resources-and-development

Description : What are the causes of growing water scarcity in India?

Last Answer : i. Variation in the annual rainfall: The rainfall in India is unequally distributed. The desert areas of Rajasthan receive less than 20 cm of annual rainfall and hence is drought prone. ii. ... Urbanization changes the life style of people and demand of water increases. It leads to water scarcity.

Description : How does water threaten human welfare? Or Why is it necessary to conserve water resources? Give reasons.

Last Answer : a) Scarcity of water: Due to high population, increasing urbanization and rising standard of living, there is a growing scarcity of water felt all over India. b) Use of degraded water: In ... of the cropped area in India is still rainfed , which is uncertain and irregular which affects agriculture.

Description : How does water become a renewable resource? Explain.

Last Answer : Fresh water is obtained from surface water and ground water. It is continuously renewed and recharged through the hydrological cycle. All water moves in the hydrological cycle and ensures that water is a renewable resource.

Description : What is the importance of resources ? Why is it necessary to conserve them?

Last Answer : Resources are vital for any developmental activity. Economic development of a country is depended on the availability of resources. Resources are in limited quantity. Most of them are non ... the resource for the future generation. It also helps in avoiding wastages and preventing pollution.

Description : How have technical and economic development led to more consumption of resources?

Last Answer : i) It was primarily the higher level of technological development of the colonizing countries that helped them to exploit resources of other regions and establish their supremacy over the colonies. ii) Technical ... of the people. It helps them to enjoy a number of facilities and use more resources.

Description : Explain the six major land use categories of our country along with the changes that have occurred recently.

Last Answer : Total area of land in India is 3.28 million sq.km., but only 93 % is available for use. i) Net sown area : In 1960-61 its share was 45.26% which has decreased to 43.41% in 2002-03. It has ... has been increased to 7.03% in 2002-03. Fallow other than current fallow has increased from 3.50 to 3.82.

Description : What is sheet erosion and contour ploughing?

Last Answer : a) When water flows as a sheet over large areas down a slope, top soil is washed away. It is known as sheet erosion. b) Ploughing along the contour lines is known as contour ploughing. It is a method of controlling soil erosion.

Description : What are ravines? Where is it found?

Last Answer : Ravines are bad land, turned unsuitable for cultivation by soil erosion. If the outer cover of the soil is removed by wind or water, bad Lands are formed. In the Chambal basin such lands are called ravines.

Description : What is meant by soil erosion? How is it caused?

Last Answer : Removal of soil from one place to another by some natural agent is called soil erosion. It is the process of taking away or washing away of soil cover by wind or water flow. Soil erosion is caused by deforestation, heavy rains and running water, overgrazing, winds and slope of the land.

Description : What are arid (desert) soils?

Last Answer : a. These are the soils found in the arid areas of Rajasthan, Punjab and Haryana. b. These sands are partly of local origin and partly have been blown from the Indus Valley. c. In some ... and porous and poor in organic matter. e. These soils can be used for cultivation with irrigation facilities.

Description : Describe the characteristics of forest (mountain) soil.

Last Answer : a. These are the soils found in the mountainous region of India like Meghalaya, Arunachel Pradesh and Jammu and Kashmir. b. These soils are characterized by deposition of organic materials ... snow covered areas of Himalayas these soils experience denudation and are acidic with low humus content.

Description : What are Laterite soils? What are its features?

Last Answer : a. Laterite soils are intensely leached soils of the monsoon climate. b. The humus content of this soil is low because most of the micro organisms particularly the decomposers like bacteria get ... and heavy rainfall. They occur in Karnataka, Kerala, Orissa and part of Assam and Meghalaya.

Description : Describe the major features of Red soil. Where is it found?

Last Answer : a. Red soil develops on crystalline igneous rocks in areas of low rainfall in the eastern and southern parts of the Deccan plateau. b. It is red in colour due to the diffusion of iron in ... in potash. e. They occur in parts of Tamil Nadu, Karnataka, Andhra Pradesh, Orissa and Jharkhand.

Description : What are the characteristics of Black soil?( Regur soil)

Last Answer : a) It is good for cultivation of cotton and also known as cotton soil. c) It is rich in potash, calcium carbonate, magnesium and lime and poor in phosphoric content. d) It has the ability to ... soil is typical of the Deccan trap spread over northwest Deccan plateau and is made up of lava flows.

Description : Differentiate between Bhangar and Khadar.

Last Answer : i)The Bangar soil has higher concentration of kanker nodules than the Khadar. ii. Bhangar is older alluvium and is found away from rivers and Khadar is new alluvium found closer to the rivers. iii. ... . iv. Bhangar is less fertile compared to Khadar. Khadar is renewed frequently in the flood plain.

Description : Describe the characteristics of alluvial soil. (What type of soil is found in the river deltas of the eastern coasts? Give three main features of this type of soil. Or Which is the most widely spread and important soil in India? )

Last Answer : a) Alluvial soil is confined to northern plain, coastal strips, Rajasthan and Gujarat. It is the most widely spread and important soil in India. b) It consists of various proportions of sand, silt ... . f) Alluvial soil is divided into Bhangar and Khadar according to their age. ( Continue..)

Description : What are soils? How are they formed? Or ( Describe the factors that contribute to the formation and fertility to the soil.)

Last Answer : i. Loose and fragmented uppermost layer of the earth's crust, which is useful for plants, is called soil. It is the basic resources of agriculture. ii. It consists of both organic and ... erosion. Climate determines the rate of weathering and the type of vegetation. Time provide maturity to soils.

Description : What measures can be adopted for preventing land degradation?

Last Answer : a. Stabilization of sand dunes by growing thorny bushes, preparation of shelterbelts for plants and control over grazing of animals are some methods of controlling land degradation in arid areas.b ... and wastes after treatment can reduce land and water degradation in industrial and suburban areas.

Description : How is man responsible for degradation of land?

Last Answer : a) Cutting of trees (deforestation). b) Unscientific disposal of industrial wastes. c) Unscientific industrial processing. d) Construction of houses and buildings.

Description : How does surface mining and industry lead to land degradation?

Last Answer : o. The mining sites are abandoned after excavation is completed. p. Processed soil or waste materials are dumped unscientifically causing the land used and the land nearby unfit for any use. q. The ... r. The industrial effluents released to the air causes acid rain and air and water get polluted.

Description : State two natural and human activities that lead to land degradation.

Last Answer : a. Natural : Soil erosion, land slides, torrential rain b. Human : Mining and industry.

Description : What is land degradation? Explain any three causes for land degradation.

Last Answer : Land degradation is the process of losing the fertility and productivity of land and turning it unfit for proper use. It is otherwise lowering the quality of land. Deforestation, careless management of forests, ... , 10 % wind eroded area and the rest 6% is affected by saline and alkaline deposits.

Description : What is the land utilization pattern in India?

Last Answer : Total area of land in India is 3.28 million sq.km., but only 93 % is available for use. i)The Net sown area in India is 43.41% in 2002-03. ii) The Forest share in the land use pattern is 22 ... : The share of the current fallow land is 7.03% in 2002-03. Fallow other than current fallow is 3.82.

Description : Assess the land in India under important relief features.

Last Answer : i. Plains: About 43 % of the land is plain which provides facilities for agriculture and industry. ii. Mountains: It accounts for 30 % of the land and ensure perennial flow of some rivers, provide ... About 27 % of the land is plateau. It possesses rich reserves of minerals fossil fuels and forests.

Description : Why is it important to use the available land with careful planning?

Last Answer : i) We live on land , perform all economic activities on land and use it for variety of purposes. ii) Land is a natural resource of utmost importance. It supports natural vegetation, ... available is limited in quantity compared to the size of the population and hence it requires careful planning

Description : ‘Mere availability of resources will not bring economic development’. Give reasons.

Last Answer : i) Along with the availability of resources corresponding changes in technology and institutions are required for economic development. ii) There are many regions in India that are rich in ... helped them to exploit resources of other regions and establish their supremacy over the colonies.

Description : What are the processes ( stages) involved in the resource planning?

Last Answer : i) Identification and inventory of resources across the regions of the country: This involves surveying, mapping, qualitative and quantitative estimation, and measurement of resources. ii) ... development plans. iii) Matching the resource development plans with overall national development plans.

Description : Examine the diversity in the availability of resources in India. Give examples. Or Why is a balanced resource planning essential in India? ( Why is it necessary for a balanced resource planning at the national ,state regional and local levels?)

Last Answer : a) There are regions in India which are rich in certain type of resources but are deficient in some other resources. There are some regions in India which can be considered self sufficient in ... area of Ladakh has very rich cultural heritage but is deficient in water, infrastructure and minerals.

Description : What is resource planning? Why is it essential? ( Explain any three reasons responsible for making resource planning in India. )

Last Answer : i) Resource planning is a technique or skill of proper utilization of resources. ii) An equitable distribution of resources has become essential for a sustained quality of life and global ... is essential to prevent environmental pollution and to avoid wastages in the exploitation of resources.

Description : What is sustainable development?

Last Answer : The development that takes care the needs of the present generation with out compromising the needs of future generations is termed as sustainable development. It emphasizes on prevention of ... The development that takes place with out damaging the environment is termed as sustainable development.

Description : What are the major problems developed out of exploiting resources indiscriminately?

Last Answer : a) Depletion of resources for satisfying the greed of few individuals. b) Accumulation of resources in few hands, which in turn divided the society in to rich and poor. c) It has led to ecological crisis such as global warming, ozone layer depletion, environmental pollution and land degradation.

Description : What is meant by Exclusive Economic Zone?

Last Answer : a) The UN Convention of the Law of the Sea, 1982, allowed coastal nations to claim a territorial sea of up to 12 nautical miles. b) It also allowed jurisdiction over resources, ... Exclusive Economic Zone. Beyond this zone, seabed mineral development will be regulated by an international body.

Description : How are resources classified based on the status of development?

Last Answer : a) Potential resources: Resources, which are found in a region, but have not been utilized, are potential resources. These resources will be widely used shortly. Wind and solar energy potential in ... but their use has not yet been started. These can be used to meet our future requirements.

Description : How are resources classified on the basis of ownership?

Last Answer : a) Individual resources: These are privately owned resources. Village people own land and cattle whereas urban people own plots, flats or other property. Plantation, pasture lands, ponds, ... No individual or country can claim it. There are international institutions to regulate these resources.

Description : How are resources classified on the basis of exhaustibility?

Last Answer : a) Renewable resources b) Non renewable resources

Description : How are resources classified on the basis of origin?

Last Answer : a) Biotic resources b) Abiotic resources

Description : Distinguish between renewable and non renewable resources.

Last Answer : a) Renewable resources are those resources, which can be regenerated in a given period of time whereas non renewable resources cannot be re generated. b) Renewable resources are abundant and ... are examples of renewable resource and minerals and fossil fuels are examples of non renewable resources.

Description : Distinguish between biotic and abiotic resources.

Last Answer : a) Biotic resources have or had living characteristics whereas abiotic resources are composed of non living things. b) Biotic resources are normally obtained from the biosphere where as abiotic resources ... , fisheries and livestock d) Examples of abiotic resources are rocks, metals, minerals etc.

Description : Name the essential component of resources. What is its role in the resource transformation?

Last Answer : Human beings are the essential components of resources. Human beings interact with nature through technology and create institutions to accelerate economic development. They transform materials available in our environment into resources by using technology and use them.

Description : Examine the interdependent relationship among nature ,technology and institutions in the economic development. [ in the resource transformation]

Last Answer : a) Human beings interact with nature through technology and create institutions to accelerate economic development. b) They transform material available in our environment in to resources by using technology and use them.

Description : What are resources? What are its characteristics?

Last Answer : Every thing available in our environment, which can be used to satisfy our needs if it is technologically accessible, economically feasible, and culturally acceptable, is termed as resource. [Or ... effort on it to get utility or maximum satisfaction. d) It should be technologically accessible.