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21-30: MCQs - Geography Class 10 NCERT
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Roman Saini is teaching live on Unacademy Plus

Roman Saini
Part of a great founding team at Unacademy with Gaurav, Hemesh. Movies, Guitar, Books, Teaching.

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Sir plz make strategy for GATE 2019....and make valuable video on the important topic from physical chemistry for GATE 2019
thank you so much Roman Sir. very helpful course.
thanks sir.... I have to give the ssc chsl in March nd I'm scoring very less in gs so i think it would be beneficial for me.....
Sheetal Sharma
2 years ago
https://unacademy.com/lesson/most-important-gk-questions-part-1-in-hindi/KHJRJBH0 ( most important gk questions for SSC chsl and cgl
thanks sir.... I have to give the ssc chsl in March nd I'm scoring very less in gs so i think it would be beneficial for me.....
Sheetal Sharma
2 years ago
https://unacademy.com/lesson/most-important-gk-questions-part-1-in-hindi/KHJRJBH0 ( most important gk questions for SSC chsl and cgl
sir,please upload more videos on this
  1. GEOGRAPHY NCERT CLASS 10th MCQs : 21-30 By Roman Saini


  2. 21.Which of the following are the factors that determine the use of land: 1.Topography 2.Climate 3.Population Select the correct answer using the code given below? A) 1 and 2 only B) 2 and 3 only C) 1 and 3 only D) All of the above


  3. Answer-D) All of the above The use of land is determined by physical factors such as 1.Topography 2.Climate 3.Soil types Also by Human factors such as 1.Population Density 2.Technological Capability 3.Culture and traditions etc.


  4. Q22.Which of the following are the activities responsible for land degradation? 1.Deforestation 2.Mining and quarrying 3.Over-irrigation Select the correct answer using the code given below? A) 1 and 2 only B) 2 and 3 only C) 1 and 3 only D) All of the above


  5. Answer-D) All of the above Mining sites are abondand after the excavation work is complete leaving deep scars and traces of over-burdening In states like Jharkhand, Madhya Pradesh, Chhattisgarh and Orissa deforestation due to mining have caused severe land degradation In states like Gujarat, Madhya Pradesh, Rajasthan and Maharashtra overgrazing is the main reason for land degradation. In the states of Punjab, Haryana, western Uttar Pradesh, over irrigation is responsible for the land degradation due to water logging In recent years, industrial effluent as waste have also become a major source of land and water pollution


  6. Q23.Which of the following factors are important in the soil formation? 1.Parent Rock 2.Topography 3.Climate 4.Time Select the correct answer using the code given below? A) 1,2 and 3 only B) 2, 3 and 4 only C) 1, 2 and 4 only D) All of the above


  7. Answer-D) All of the above Some important factors of the soil formation are as follows: 1.Relief/Topography 2. Time 3. Parent Rock 4. Biotic Factor 5. Climate


  8. 24.Which of the following are the areas in India where alluvial soil is found? 1.The northern plain 2.Narrow Corridors of Rajasthan and Gujarat 3.Eastern coastal plains Select the correct answer using the code given below? A) 1 and 2 only B) 2 and 3 only C) 1 and 3 only D) 1, 2 and 3


  9. Answer-D) 1,2 and 3 Alluvial soil is the most widely spread and important soil The entire northern plain is made up of alluvial soil. This soil also extend in Rajasthan and Gujarat through a narrow corridor. This is also found in the eastern coastal plains particularly in the deltas of the Mahanadi, the Godavari the Krishna and the Cauvery rivers.


  10. 25.Which of the following are the measures to reduce the land degradation? 1.Afforestation 2.Planting of shelter belt 3 Stabilisation of sand dunes 4.Management of waste lands Select the correct answer using the code given below? A) 1, 2 and 3 only B) 1, 2 and 4 only C) 2 and 4 only D) All of the above


  11. Answer-D) All of the above There are many ways to solve the problem of land degradation. Some are 1.Afforestation and proper management of grazing 2.Planting of shelter belts of plants 3.Control on overgrazing 4.Stabilization of sand dunes by growing thorny bushes 5.Proper management of waste lands 6.Control of mining activities 7.Proper discharge and disposal of industrial effluent and waste


  12. 027.Consider the following statements about the alluvial soil: 1.As one move inlands towards the river valleys, soil particles appear somewhat bigger in size 2.In the upper reaches of the river valley, the soils are coarse Select the correct answer using the code given below? A) 1 only B) 2 only C) Both 1 and 2 D) Neither 1 nor 2


  13. Q28. Which of the following is the correct sequence of the layers in soil profile from top to bottom? 1.Humus 2.Subsoil 3.Substratum 4.Parent bed rock Select the correct answer using the code given below? A) 1 -2-3-4 B) 1-3-2-4 C) 4-3-2-1 D) 4-2-3-1


  14. Answer-A) 1-2-3-4 The sequence of the layers in the soil profile is as follows: 1. Top SoiUpper soil layer containing humu:s 2. SubsoilWeathered rocks made up of sand, silt and clay 3. Substratum Weathered parent rock material 4. Unweathered parent bed rock


  15. Q29.Alluvial soils are rich in? 1.Potash 2.Phosphoric acid 3.Lime 4.Humus Select the correct answer using the code given below? A) 1, 2 and 3 only B) 2 and 4 only C) 1, 3 and 4 only D) None of the above


  16. Answer-A) 1, 2 and 3 Alluvial soil is very fertile. These soils contain adequate proportion or potash, phosphoric acid and lime which are ideal for crops. However they are generally deficient in Nitrogen and Humus. Due to its high fertility, regions of alluvial soils are intensely cultivated and densely populated.


  17. 030.Alluvial soils are ideal for which of the following crops? 1.Sugarcane 2.Paddy 3.Pulses 4.Cotton Select the correct answer using the code given below? A) 1, 2 and 3 only B) 2, 3 and 4 only C) 1 and 4 only D) All of the above


  18. Answer-A) 1, 2 and 3 Alluvial soils are ideal for the growth of sugarcane, paddy, wheat and other cereals and pluses crops Black soil is the ideal for the cotton cultivation.