The climate change leads to higher temperatures which results in

  • lower moisture of soil
  • faster evaporation
  • higher water demand
  • all of above

The percentage of freshwater stored on Earth's surface in form of glaciers and ice sheets is

  • 85%
  • 55%
  • 79%
  • 65%

The percentage of Earth surface which is covered by freshwater is

  • 8%
  • 3%
  • 13%
  • 8%

The industrial revolution started in

  • China
  • Britain
  • Germany
  • US

The reclaimed water which have gone through initial stages of purification can be used for

  • drinking
  • agriculture
  • industrial purposes
  • both b and c

The specific area where sediments, minerals and water are drained into common outlet is classified as

  • water detachment area
  • water catchment area
  • water reclamation
  • meridian area

The contaminated rainwater is result of

  • higher soil moisture
  • poor sewerage system
  • air pollution
  • noise pollution

The way of removing salt from seawater is classified as

  • forestation
  • desalination
  • desertification
  • reclamation

The regions that receive high level of rainfall are

  • desert regions
  • Brazilian regions
  • tropical regions
  • Caribbean regions

The outcomes of contaminated rainwater is

  • acid rains
  • floods
  • droughts
  • sand storms

The process in which water is released in atmosphere by trees is classified as

  • deforestation
  • desertification
  • evapotranspiration
  • forestation

The method in which chemicals are dispersed in air for easy formation of water droplets is called

  • reclamation
  • membrane filtration
  • distillation
  • cloud seeding

The supplies of freshwater is reduced by

  • air pollution
  • water pollution
  • noise pollution
  • both a and c

Considering the following, the example of land scarce area is

  • Singapore
  • China
  • Russia
  • Australia

The percentage of freshwater stored on Earth's surface in the form of groundwater is

  • 20%
  • 30%
  • 28%
  • 35%

The method of desalination in which molecules of water are forced to pass semi-permeable membrane is called

  • membrane filtration
  • distillation
  • cloud seeding
  • reclamation

The methods used for desalination are

  • membrane filtration
  • distillation
  • cloud seeding
  • both a and b

Considering the agriculture, the percentage of water used for agriculture is

  • 58%
  • 85%
  • 75%
  • 69%

The percentage of freshwater stored on Earth's surface in the form of streams, rivers and lakes is

  • 10%
  • 8%
  • 5%
  • 1%

The higher level of floods and droughts are led by

  • sand storms
  • lower precipitation
  • higher precipitation
  • none of the above
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