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UPSC CDS Agriculture — practice questions — page 4

Explore 263 free Agriculture questions in UPSC CDS Geography. Open each question or exercise to read its content, reference answers and available explanation.

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Agriculture questions and exercises with answers

Showing questions 91–120 of 263.

The temperature at which saturation occurs in a sample of air is the:Read the answer and worked solution →The transformation of water vapour into water is called:Read the answer and worked solution →When water vapour condenses directly into solid form, the process is:Read the answer and worked solution →Dew forms only when the dew point is:Read the answer and worked solution →Frost forms on cold surfaces when condensation occurs:Read the answer and worked solution →A cloud with its base at or very near the ground is:Read the answer and worked solution →Fog mixed with smoke is described as:Read the answer and worked solution →Compared with fog, mist contains:Read the answer and worked solution →By height, expanse and density, clouds are grouped under how many basic types?Read the answer and worked solution →Thin, detached, feathery white clouds at 8,000 to 12,000 m are:Read the answer and worked solution →Clouds that look like cotton wool, with a flat base, are:Read the answer and worked solution →Black or dark gray, extremely dense clouds near the surface are:Read the answer and worked solution →Frozen raindrops that reach the ground as small pellets of ice are:Read the answer and worked solution →The dry leeward side of a mountain that receives little rain is the:Read the answer and worked solution →Orographic rainfall is also known as:Read the answer and worked solution →The equatorial belt and monsoon coasts receive heavy annual rainfall of over:Read the answer and worked solution →Catch the condensation formsRead the answer and worked solution →Pop the cloudsRead the answer and worked solution →Run the moisture numbersRead the answer and worked solution →Slice the rainfall typesRead the answer and worked solution →Dew or frostRead the answer and worked solution →Sort the moisture termsRead the answer and worked solution →Type the numberRead the answer and worked solution →Water in air bingoRead the answer and worked solution →About what share of the earth's surface is covered with water?Read the answer and worked solution →Water is called a renewable resource because all of it moves within the:Read the answer and worked solution →By 2025, nearly how many people are predicted to live in absolute water scarcity?Read the answer and worked solution →The largest consumer of water is:Read the answer and worked solution →Hydroelectric power contributes about what share of India's total electricity?Read the answer and worked solution →Which first-century BC site near Allahabad had a water harvesting system channelling Ganga flood water?Read the answer and worked solution →

Worked practice questions

The temperature at which saturation occurs in a sample of air is the:

  1. Dew point
  2. Frost point
  3. Boiling point
  4. Latent heat
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Correct answer: A. Dew point

1. Cooling air to it causes condensation. 2. It is the dew point. 3. Dew needs a dew point above freezing. _Source: syllabus Fundamentals of Physical Geography, Chapter 11, Water in the Atmosphere._

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The transformation of water vapour into water is called:

  1. Transpiration
  2. Condensation
  3. Evaporation
  4. Sublimation
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Correct answer: B. Condensation

1. It is caused by loss of heat. 2. This is condensation. 3. It happens around hygroscopic nuclei. _Source: syllabus Fundamentals of Physical Geography, Chapter 11, Water in the Atmosphere._

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When water vapour condenses directly into solid form, the process is:

  1. Precipitation
  2. Evaporation
  3. Sublimation
  4. Condensation
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Correct answer: C. Sublimation

1. Normally vapour becomes liquid first. 2. Direct change to solid is sublimation. 3. Frost is an example of ice deposition. _Source: syllabus Fundamentals of Physical Geography, Chapter 11, Water in the Atmosphere._

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