Class 10 Geography Chapter 1 Resources and Development
|1. Exercise Questions|
|2. Intext Questions|
NCERT Solutions for Class 10 Geography Chapter 1 Resources and Development, in this step-by-step answer guide. In some of State Boards and CBSE schools, students are taught thru NCERT books. As the chapter comes to an end, students are requested few questions in an exercising to evaluate their expertise of the chapter. Students regularly want guidance managing those NCERT Solutions.
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NCERT Solutions for Class 10 Geography Chapter 1 Resources and Development
Class 10 Geography Chapter 1 Resources and Development
A. Multiple Choice Questions :
Q. 1. Which one of the following type of resource is iron ore ?
( a ) Renewable
( b ) Biotic
( c ) Flow
( d ) Non – renewable
Ans . ( d ) Non – renewable
Q. 2. Under which of the following type of resource can tidal energy be put ?
( a ) Replenishable
( b ) Human – made
( c ) Abiotic
( d ) Non – recyclable
Ans . ( a ) Replenishable
Q. 3. Which one of the following is the main cause of land degradation in Punjab ?
( a ) Intensive cultivation
( b ) Deforestation
( c ) Over irrigation
( d ) Over grazing
Ans . ( c ) Over irrigation
Q. 4. In which one of the following states is terrace cultivation practised ?
( a ) Punjab
( b ) Plains of Uttar Pradesh
( c ) Haryana
( d ) Uttarakhand
Ans . ( d ) Uttarakhand
Q.5 . In which of the following states , black soil is predominantly found ?
( a ) Jammu and Kashmir
( b ) Maharashtra
( c ) Rajasthan
( d ) Jharkhand
Ans . ( b ) Maharashtra
B. Answer the following questions in 30 words :
Q. 1. Name three states having black soil and the crop which is mainly grown in it .
Ans . The three states having black soil are the plateaus of Maharashtra , Madhya Pradesh and Chhattisgarh and the crop which is mainly grown in this is cotton .
Q. 2. What type of soil is found in the river deltas of the eastern coast ? Give three main features of this type of soil ?
Ans . Alluvial Soil is found in the river deltas of the eastern coast . The three main features of this type of soil are :
( a ) The alluvial soil as a whole is very fertile . It contains and lime , which is ideal for sugarcane , paddy , adequate proportion of potash , phosphoric acid wheat and growth of other cereals and pulse crops .
( b ) Regions of alluvial soil are intensively cultivated and are densely populated .
( c ) Soil in drier areas are more alkaline and can be productive after proper treatment and irrigation .
Q. 3. What steps can be taken to control soil erosion in hilly areas ?
Ans . The steps that can be taken to control soil erosion in hilly areas are as follows :
( a ) Steps can be cut out on the slopes by making terraces as it restricts erosion .
( b ) Large fields can be divided into strips . Strips of grass are left to grow between the crops as this breaks the force of wind . Planting lines of trees to create shelter also works in similar way .
Q.4 . What are the biotic and abiotic resources ? Give some examples :
Ans . Biotic resources are obtained from biosphere and have life such as human beings , flora and fauna , fisheries , livestock etc.
Abiotic resources are things which are composed of non – living things , like rocks and metals .
C. Answer the following questions in about 120 words :
Q.1 . Explain land use pattern in India and why has the land forest not increased much since 1960-1961 .
Ans . The pattern of net sown areas varies greatly from one state to another . It is over 80 percent of the total area in Punjab and Haryana and less than 10 percent in Arunachal Pradesh , Mizoram , Manipur and Andaman and Nicobar Islands . Forest area in the country has not increased much as desired , 33 percent of geographical area was outlined in National Forest Policy ( 1952 ) . The livelihood of millions of people who lived on the fringes of these forests depend upon it . A part of land is termed as waste land and it is put to other non – agricultural uses . Continuous use of land over a long period of time without taking appropriate measures to conserve and manage it , has resulted in land degradation .
Q. 2 . How have technical and economic development led to more consumption of resources ?
Ans . This history of colonisation reveals that rich resources in colonies were the main attractions for the foreign invaders . It was primarily the higher level of technological development of the colonising countries that helped them to exploit resources of other regions and establish their supremacy . Resources are vital for any developmental activity . But irrational consumption and over utilization of resources may lead to socio – economic and environmental problems and more consumption of resources .
Q. 1 . Can you identify and name the various items used in the making life comfortable in our villages and towns ? List the items and name the material used in their making .
Ans . The names of various items used in making life comfortable in our villages and towns are as follows :
Q. 2. Can you name some regions which are rich in resources but economically backward and some regions which are poor in resources but economically developed ? Give reason for such a situation .
Ans . Regions rich in resource but backward : Assam is very rich in petroleum , minerals , cultivable land , forest and water resources but still it is economically backward and the reason being :
( i ) Occurrence of flood almost every year .
( ii ) Several tribal groups reside in this region , who are still orthodox and believe in old customs .
( iii ) Insurgency and terrorism .
Regions poor in resources but economically rich : Since Delhi is the administrative capital of India , it has poor resources but still it is economically rich . Most of the head offices of various government organisations are situated here . Due to the efficient network of transport raw materials are imported and finished goods are made like garments components of electronic goods and automobiles etc.
Q. 3. Find out reasons for the low proportion of net sown area in these sates . ( Arunachal Pradesh , Mizoram , Manipur and Andaman Nicobar Islands ) .
Ans . The reasons for the low proportion of net sown area in the states of Arunachal Pradesh , Mizoram , Manipur and Andaman Nicobar Islands are :
( i ) These states are covered with dense tropical forests as they receive very heavy and a large amount of rainfall .
( ii ) These states lack in alluvial soil .
( iii ) Generally , in this region there is tribal settlement , hence they practise shifting agriculture .
( iv ) The terrain of these states is very rocky .
( v ) These states are still considered to be backward .
Activity ( Page no . 2 )
Q.1 . Identify at least two resources from each category :
Ans . ( i ) Biotic Resources :
( a ) Human Beings ( b ) Flora and Fauna
( ii ) Abiotic Resources :
( a ) Rocks ( b ) Metals .
( iii ) Renewable Resources :
( a ) Water ( b ) Forests
( iv ) Non – renewable Resources :
( a ) Minerals ( b ) Fossil – fuels
( v ) Individual Resources :
( a ) Plantation ( b ) Pasture land
( vi ) Community owned resources :
( a ) Public – parks ( b ) Grazing grounds
( vii ) National Resources :
( a ) Land within the political area
( b ) Minerals within boundaries
( viii ) International resources :
( a ) Oceanic resources beyond 200 km of exclusive economic zone .
( b ) Oceanic routes like Suez Canal .
( ix ) Potential resources :
( a ) Tidal energy ( b ) Exothermal energy
( x ) Developed resources :
( a ) Coal ( b ) Water
( xi ) Stock :
( a ) Water is a compound of two inflammable gases hydrogen and oxygen , which can be used as a rich source of energy . But we do not have the required technical knowledge as to how to use them . Hence , it is a stock.
( b ) Energy present in earth’s interior ( core ) is tremendous . But we lack the technical knowledge as to how to use , it therefore it is a stock .
( xii ) Reserves :
( a ) Water in dams ( b ) Forests
Activity ( Page no . 3 )
Q. 1. Prepare a list of stock and reserves resources that you are familiar with from your local area .
Ans . Stock resources – Fallow land with rocky surface .
Reserve resources – Forests
Activity ( Page no . 3 )
Q. 1 . Imagine if the oil supply gets exhausted one day , how would this affect our lifestyle ?
Ans . If the oil supply gets exhausted one day , it would definitely affect our lifestyle in many ways :
( i ) People would not be able to reach their offices or desired destination on time .
( ii ) The students and staff will have to go on foot or on a bicycle .
( iii ) The transportation system would fail .
( iv ) Vegetables and other items of daily use will become costlier as goods could not be transported from one place to another .
Q. 2. Plan a survey in your colony / village to : investigate people’s attitude towards recycling of the domestic / agricultural wastes . Ask questions about :
( a ) What do they think about resources they use ?
( b ) What is there opinion about the wastes and its utilization ?
( c ) Collect your results .
Ans . Students do it themselves .
Activity ( Page no . 4 )
Q. 1. Prepare a list of resources found in your state and also identify the resources that are important but deficit in your state .
Ans . This question should be given by the students according to the state they belong to :
Resources found in U. P.
( 1 ) Water
( 2 ) Soil
( 3 ) Agricultural
Resources deficit in U. P.
( 1 ) Minerals
( 2 ) Petroleum
Q. 2. What resources are being developed in your surrounding by the community / village panchayat ward level communities with the help of community participation .
Ans . Resources which are being developed in our surrounding by the community / village panchayat ward level communities with the help of community participation are as follows :
At ward level
( i ) Park for the children to play
( ii ) A garden to plant trees and flowering plants
( iii ) Water – tank to store water
At village – panchayat level
( i ) Grazing area
( ii ) Village pond
( iii ) Burial ground
Activity ( Page no . 6 )
Q. 1. Try to do a comparison between the two pie charts ( Fig 1.4 ) given for land use and find out why the net sown area and the land under forests have changed very marginally from 1960-61 to 2014-15 .
Ans . Reasons for the marginal change in the net sown area :
( i ) To raise the production level , methods like use of fertilizer , high yielding variety of seeds etc. were adopted .
( ii ) Government had not given any emphasis on the increase of agricultural area .
Reasons for the marginal change in forest cover :
( i ) Creating awareness amongst the masses towards the conservation of forests .
( ii ) Cutting and reduction of forests was made strict and illegal .
( iii ) Afforestation was also done .