Wells MCQ

Test your knowledge with important Wells MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Wells MCQs at Bissoy

• A commercially manufactured, vermin-proof _________ is the only type of cap designed to keep animals, insects and contaminants from entering your well.
  ক

  animal cap

  খ

  security cap

  গ

  danger cap

  ঘ

  well cap
• There are two primary methods of drilling cable tool and ________
  ক

  Rotary

  খ

  Rotatory

  গ

  Penetrating

  ঘ

  Insertion
• __________ wells are constructed when low yielding groundwater sources are found relatively close to the surface, usually under 30 m (100 ft.). These are constructed using a rotary bucket auger.
  ক

  Cap

  খ

  Drilling

  গ

  Bored

  ঘ

  Surface
• In the following figure, Part 2 represents?
  ক

  cut-out

  খ

  generator

  গ

  jet pump with pressure switch

  ঘ

  power source
• In the following figure, Part 3 represents?
  ক

  rigid wall

  খ

  water storage tank

  গ

  garbage tank

  ঘ

  water treatment tank
• In the following figure, Part 1 represents?
  ক

  inlet pipe

  খ

  well

  গ

  drainage pipe

  ঘ

  outlet pipe
• Sealing the well protects the well’s producing zone from contamination.
  ক

  True

  খ

  False
• Drilled wells are smaller in diameter, usually ranging from 10-20 cm (4-8 in.).
  ক

  True

  খ

  False
• Well development is the process of removing fine sediment and drilling fluid from the area immediately surrounding the perforations.
  ক

  True

  খ

  False
• Water wells typically range from 3 to 18 metres (10–60 ft) deep, but in some areas can go deeper than 200 metre.
  ক

  True

  খ

  False
• Drilled wells can be excavated by simple hand drilling methods.
  ক

  True

  খ

  False
• Production or pumping wells, are often smaller diameter wells used to monitor the hydraulic head or sample the groundwater for chemical constituents.
  ক

  True

  খ

  False
• Shallow or unconfined wells are completed in the uppermost saturated aquifer at that location (the upper unconfined aquifer).
  ক

  True

  খ

  False
• If the impermeable area overlies the aquifer, pressure could cause it to become a confined aquifer.
  ক

  True

  খ

  False
• An _________ is an underground layer of water-bearing permeable rock, rock fractures or unconsolidated materials (gravel, sand, or silt) from which groundwater can be extracted using a water well.
  ক

  Aquitard

  খ

  Aqifuge

  গ

  Aquiclude

  ঘ

  Aquifer