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State PSC Climate — practice questions — page 4

Explore 150 free Climate questions in State PSC Geography. Open each question or exercise to read its content, reference answers and available explanation.

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Climate questions and exercises with answers

Showing questions 91–120 of 150.

Water vapour in the air varies from zero to what per cent by volume?Read the answer and worked solution →Moisture enters the atmosphere from plants through:Read the answer and worked solution →The weight of water vapour per unit volume of air, in grams per cubic metre, is:Read the answer and worked solution →The percentage of moisture present compared to full capacity at a given temperature is:Read the answer and worked solution →Relative humidity is greatest over:Read the answer and worked solution →Air holding moisture to its full capacity at a given temperature is said to be:Read the answer and worked solution →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 →

Worked practice questions

Water vapour in the air varies from zero to what per cent by volume?

  1. Four
  2. Nine
  3. Two
  4. Six
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Correct answer: A. Four

1. It plays a key role in weather. 2. It ranges from zero to four per cent. 3. Water exists in the air as gas, liquid and solid. _Source: syllabus Fundamentals of Physical Geography, Chapter 11, Water in the Atmosphere._

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Moisture enters the atmosphere from plants through:

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

1. Water bodies add moisture by evaporation. 2. Plants add it by transpiration. 3. The exchange is continuous. _Source: syllabus Fundamentals of Physical Geography, Chapter 11, Water in the Atmosphere._

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The weight of water vapour per unit volume of air, in grams per cubic metre, is:

  1. Absolute humidity
  2. Relative humidity
  3. Specific humidity
  4. Dew point level
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Correct answer: A. Absolute humidity

1. It is the actual amount of vapour present. 2. This is absolute humidity. 3. It differs from place to place. _Source: syllabus Fundamentals of Physical Geography, Chapter 11, Water in the Atmosphere._

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