Types of Areas and Water Storage in Reservoirs Quiz
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Questions and Answers

What is the definition of a dam?

  • The maximum average contact pressure between the foundation and the soil
  • The actual height of the embankment after settlement
  • A barrier constructed to store water (correct)
  • A geologic formation containing water that can be economically developed for pumping

    • What does the term 'cropping pattern' refer to?

  • Ratio of actual crop evapotranspiration to potential evapotranspiration
  • Sequence of different crops grown in regular order on a field (correct)
  • Vertical distance from the lowest point of the ground line to the dam crest
  • Depth of water in the channel cross-section

    • What is meant by 'active storage volume'?

  • Overgrowths of algae in water producing dangerous toxins
  • Volume of water stored in reservoir between minimum and normal water level (correct)
  • Elevation rise in maximum flood level from the original unobstructed flood level
  • Ratio of irrigation water infiltrated and stored in the root zone to average depth of water applied

    • What is 'contamination' in the context of water systems?

    <p>Introduction of substances not found in natural water composition</p> Signup and view all the answers

    What does 'basin irrigation' involve?

    <p>Applying water through a gap in the perimeter dike or adjacent ditch</p> Signup and view all the answers

    What does 'aquifer' refer to?

    <p>Groundwater confined by relatively impermeable layer</p> Signup and view all the answers

    What is 'crop coefficient'?

    <p>Ratio of actual crop evapotranspiration to potential evapotranspiration</p> Signup and view all the answers

    'Conveyance efficiency' is defined as:

    <p>Ratio between water received at inlet for a block of fields and that released at project’s headwork</p> Signup and view all the answers

    'Crop evapotranspiration' includes:

    <p>'Rate of evapotranspiration of a disease-free crop under optimal conditions'</p> Signup and view all the answers

    What is meant by 'conveyance loss'?

    <p>Loss of water during transport due to seepage and percolation</p> Signup and view all the answers

    What does 'border strip' refer to?

    <p>Area bounded by two border ridges guiding irrigation stream from inlet to ends of strip</p> Signup and view all the answers

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