NCERT Solutions for Class 10 Geography Chapter 1 Resources and Development

NCERT Solutions for Class 10 Geography Chapter 1 Resources and Development

If you want to find NCERT Solutions for Class 10 Geography Chapter 1 Resources and Development then it is given here. These NCERT Solutions are very helpful in completing homework. It is useful in knowing the important points which will be useful from the examination point of view.

NCERT Solutions for Class 10 Geography Chapter 1 Resources and Development

1. Multiple choice questions

(i) Which one of the following type of resource is iron ore?
(a) Renewable
(b) Biotic
(c) Flow
(d) Non-renewable.
Sol. (d) Non-renewable.

(ii) Under which of the following type of resource can tidal energy be put?
(a) Replenishable
(b) Human-made
(c) Abiotic
(d) Non-recyclable
Sol. (a) Replenishable

(iii) Which one of the following is the main cause of land degradation in Punjab?
(a) Intensive cultivation
(b) Deforestation
(c) Over irrigation
(d) Overgrazing
Sol. (c) Over irrigation

(iv) In which one of the following states is terrace cultivation practiced?
(a) Punjab
(b) Plains of Uttar Pradesh
(c) Haryana
(d) Uttarakhand
Sol. (d) Uttarakhand

(v) In which of the following states is black soil found?
(a) Jammu and Kashmir
(b) Gujarat
(c) Rajasthan
(d) Jharkhand
Sol. (b) Gujarat

2. Answer the following questions in about 30 words.

(i) Name three states having black soil and the crop which is mainly grown in it.

Solution

The three states having black soil:
Gujarat
Maharashtra
Madhya Pradesh

The crops mainly grown into it is Cotton.

(ii) What type of soil is found in the river deltas of the eastern coast? Give three main features of this type of soil.

Solution

Alluvial soil is formed in the river deltas of the eastern coast. Its main features are:
• Alluvial soil is rich in potassium and phosphoric acid and lime.
• It has a high water retention capacity.
• Due to its high fertility, these soils are intensively cultivated.

(iii) What steps can be taken to control soil erosion in the hilly areas?

Solution

• Contour ploughing on slopes.
• Terraced cultivation restricts erosion.
• Strip cropping checks soil erosion.
• Planting of trees to form shelter belts.

(iv) What are the biotic and abiotic resources? Give some examples.

Solution

Biotic resources: Resources obtained from living organisms in our environment are called biotic resources. For example: animals, plants etc.
Abiotic resources: Resources composed of non-living things present in our environment are termed as abiotic resources. For example: land, water etc.

3. Answer the following questions in about 120 words.

(i) Explain land use pattern in India and why has the land under forest not increased much since 1960-61?

Solution

Land under net sown area is highest in India. Other contributor are forests, barren, current fallow, pasture and grazing, and waste land.
Land use in India (2014-15):
• Net sown area: India has a very high percentage (45.5%) of total area under cultivation.
• Fallow land: Only 4.9% of land is fallow land.
• Pastures: The area under pastures is 3.3% that is small in size. 
• Forests: The area under forest is 23.3%.

The land under forest has not increased since 1960–61 because in the post-independence era there has been huge demand of land to expand agriculture, mainly after Green Revolution. The forests have been cleared for cultivation, urbanisation and infrastructural facilities.

(ii) How has technical and economic development led to more consumption of resources?

Solution

• Higher level of technological development needs more and more resources for production activities.
• Technological development leads to economical development as more tools are available to exploit resources and make them valuable.
• When the economic condition of a nation rises, the needs of people also rise which again results into more consumption of resources.
• The higher level of technological development of colonial countries helped them to exploit resources and establish their supremacy over the colonies.


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