Class 10 Geography Chapter 1 Resources and Development Question answer PDF for CBSE and other State Boards where NCERT is Followed.
Resources and Development Class 10 Social Science Question Answer
Q. 1. Choose the correct answer out of the four alternatives given below:
(i) Which one of the following types of resources is iron ore ?
Ans. (d) Non-renewable.
(ii) Under which of the following type of resources the tidal energy can be put ?
Ans. (a) Replenishable.
(iii) Which one of the following is the main cause of land degradation in Punjab ?
(a) Intensive cultivation
(b) Over irrigation.
(d) Over grazing.
Ans. (b) Over irrigation
(iv) In which one of the following states is the terrace cultivation practised?
(c) Plains of Uttar Pradesh
(d) Jammu and Kashmir
Ans. (d) Jammu and Kashmir.
(v) In which of the following states is the black soil found ?
(a) Jammu & Kashmir
Ans. (c) Gujarat.
Q. 2. Answer the following questions in about 30 words.
Q. (i) Name three states having black soil and the crop which is mainly grown in it.
Ans. States with black soils :
(iii) Madhya Pradesh.
Crop grown : Cotton.
Q. (ii) What type of soil is found in the river deltas of the eastern coast ? Give three main features of this type of soil.
Ans. Soil found in Coastal Deltas: Alluvial Soil.
Main features of Alluvial Soil:
(i) Alluvial soils are very fertile.
(ii) Due to its high fertility, these soils are intensively cultivated.
(iii) These soils are rich in Potash, Phosphorous, Acid and Lime.
Q. (iii) What steps can be taken to control soil erosion in the hilly areas?
Ans. Steps to control soil erosion in hilly areas :
(a) Contour ploughing on slopes
(b) Terrace cultivation restricts erosion
(c) Strip cropping checks soil erosion
(d) Planting of trees to form shelter belts.
Q. (iv) What are biotic and abiotic resources ? Give some examples.
Ans. (a) Biotic Resources : The living resources are called biotic resources. These are obtained from Biosphere. Such as flora and fauna, fisheries, livestock, etc.
(b ) Abiotic Resources: Non-living resources are called abiotic resources. For example-rocks and metals.
Q. 3. Answer the following questions in about 120 words.
(i) Explain land use pattern in India and why the land under forest has not increased much from 1960-61.
Ans. Land use pattern in India in 2002-03
Forest area : The land under forests has not increased much from 1960-61. This is due to reckless deforestation. Due to increase in population, the forests have been cleared for cultivation.
(ii) How have the technical and economic development led to more consumption of Resources ?
Ans. Resources should be available for development. Due to absence of technology many resource regions remain backward.
(i) Technology is used to exploit resources in India, The consumption of resource is increasing due to use of technology and quality of human resources.
(ii) With the use of technology, humans interact with nature and create institutions to increase the consumption of resources to increase the economic development.
(iii) Human made resources, like house, buildings, roads, industries need more consumption of resources.