What is the situation when demand for water exceeds the available amount during a certain period or when poor quality restricts its use, called?
Water scarcity
Water crisis
Water saturation
Water stress
Which of the following type of water is unavailable for human use?
Blue water
Green water
Grey water
Ground water
In developed countries, majority of the total water consumption is used for which purpose?
Agriculture
Industries
Domestic use
Equal proportion for agriculture, domestic and industries
Which is the process where pressure is used in desalination?
Evaporation
Reverse Osmosis
Condensation
All of the above
What is the relatively clean waste water, such as from kitchen and laundry cycles are called?
Which of the following is the source of blue water?
Rivers
Lakes
What is the process of creating fresh water by removing saline from bodies of salt water called?
Desalination
Transpiration
Which of the following is affected with human-made physical water scarcity?
Congo river basin
Amazon river basin
Nile river basin
Colorado river basin
Which of the following makes thermal desalination a comparatively inexpensive method for Middle East to distill water?
High room temperatures
High rates of annual precipitation
Greater availability of waste gas produced by oil wells
Which of the following is the most effective irrigation system in terms of conservation of water?
Surface irrigation
Aerial irrigation
Subsurface irrigation
Sprinkler irrigation
