Challenger App

No.1 PSC Learning App

1M+ Downloads

Which statement accurately describes 'offstem' reservoirs?

  1. Offstem reservoirs are constructed in low land areas by pumping water from a river or underground source.
  2. Offstem reservoirs are typically located in upland regions and created by damming.
  3. The water source for offstem reservoirs is always a natural spring.

    Aiii only

    Bi, ii

    CAll

    Di only

    Answer:

    D. i only

    Read Explanation:

    • Reservoirs located in upland areas and are formed by damming a stretch of river or stream in a suitable river valley are called - Onstem reservoirs

    • In India mostly onstem reservoirs are found

    • Reservoirs built in low land areas by pumping water some distance from a river or from an underground source - Offstem reservoirs


    Related Questions:

    Which of the following statements accurately describes the flora and fauna found in desert ecosystems?

    1. Desert ecosystems are characterized by a lack of biodiversity due to harsh environmental conditions.
    2. Plants in deserts, known as xerophytes, are adapted to survive with minimal water and tolerate drought.
    3. The Saguaro cactus in the Sonoran desert is an example of a typically tall desert plant.
    4. Asian deserts generally support more vegetation than North American deserts.
      ദേശാടന പക്ഷികളുടെയും മൃഗങ്ങളുടെയും ആവാസ വ്യവസ്ഥ സംരക്ഷിക്കുന്നതിന് മുൻ‌തൂക്കം നൽകിയ UN ന്‍റെ ഉടമ്പടി?
      What are the three main components that make up the estuarine community?

      Which of the following statements accurately describes how nutrients enter ecosystems?

      1. Chemical weathering of rocks contributes to nutrients entry
      2. Biological fixation of atmospheric oxygen is a primary way nutrients enter ecosystems.
      3. Deposition of nutrients from the atmosphere through rain or wind-blown particles facilitates nutrient entry.
      4. Fertilization is a significant nutrient input, especially in unmanaged ecosystems.
        താഴെ പറയുന്നവയിൽ ഏതാണ് ഒരു ജൈവ മലിനീകരണം?