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UPSC CSE Soil & Vegetation — practice questions — page 2

Explore 227 free Soil & Vegetation questions in UPSC CSE Geography. Open each question or exercise to read its content, reference answers and available explanation.

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Soil & Vegetation questions and exercises with answers

Showing questions 31–60 of 227.

Laterite soil forms by intense leaching under a climate of alternate:Read the answer and worked solution →Laterite soils are acidic with a pH below:Read the answer and worked solution →In the hills of Karnataka, Kerala and Tamil Nadu, laterite soil is useful for growing:Read the answer and worked solution →Arid soils are sandy and:Read the answer and worked solution →In arid soils, water infiltration is restricted by a bottom layer of:Read the answer and worked solution →Running water cutting deep channels makes gullies; in the Chambal basin such bad lands are called:Read the answer and worked solution →Top soil washed away by water flowing as a sheet down a slope is:Read the answer and worked solution →Ploughing along contour lines to slow water down a slope is:Read the answer and worked solution →Cutting steps on slopes to restrict erosion, common in the western and central Himalayas, is:Read the answer and worked solution →Catch the black soil factsRead the answer and worked solution →Pop the soil typesRead the answer and worked solution →Find the real soil termRead the answer and worked solution →Slice the soil wordsRead the answer and worked solution →Erosion or conservationRead the answer and worked solution →Which soilRead the answer and worked solution →Type the numberRead the answer and worked solution →Soils bingoRead the answer and worked solution →External forces acting on the earth's surface, powered by the sun, are called:Read the answer and worked solution →The wearing down of relief by exogenic forces is called:Read the answer and worked solution →Diastrophism and volcanism are which type of geomorphic process?Read the answer and worked solution →Mountain building by severe folding of long narrow crustal belts is called:Read the answer and worked solution →Epeirogeny is described as which kind of building process?Read the answer and worked solution →Force applied per unit area on earth materials is called:Read the answer and worked solution →Temperature and which other climatic element control most exogenic processes?Read the answer and worked solution →Weathering is described as which kind of process, because little material moves?Read the answer and worked solution →Solution, carbonation, hydration and oxidation are which type of weathering?Read the answer and worked solution →Most physical weathering is caused by thermal expansion and:Read the answer and worked solution →The flaking off of curved sheets from rocks, leaving rounded surfaces, is:Read the answer and worked solution →Weathering that concentrates valuable ores by leaching away other material is called:Read the answer and worked solution →Mass movements carry rock debris down slopes under the direct influence of:Read the answer and worked solution →

Worked practice questions

Laterite soil forms by intense leaching under a climate of alternate:

  1. Hot and cold years
  2. Day and night cycles
  3. Snow and sunshine
  4. Wet and dry seasons
Show answer and solution

Correct answer: D. Wet and dry seasons

1. Heavy rain washes nutrients down. 2. Dry spells then bake the soil. 3. So it needs wet and dry seasons. _Source: syllabus Geography, Contemporary India II, Chapter 1, Resources and Development._

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Laterite soils are acidic with a pH below:

  1. 6.0
  2. 7.5
  3. 9.0
  4. 8.0
Show answer and solution

Correct answer: A. 6.0

1. Leaching removes bases. 2. The soil turns acidic. 3. Its pH is under 6. _Source: syllabus Geography, Contemporary India II, Chapter 1, Resources and Development._

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In the hills of Karnataka, Kerala and Tamil Nadu, laterite soil is useful for growing:

  1. Bajra and jowar
  2. Tea and coffee
  3. Wheat and rice
  4. Cotton and jute
Show answer and solution

Correct answer: B. Tea and coffee

1. The soil needs conservation techniques first. 2. Then plantation crops do well. 3. Tea and coffee are grown. _Source: syllabus Geography, Contemporary India II, Chapter 1, Resources and Development._

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