Uses of Water Flashcards
wat is agriculture?
growing of crops for human use
when population + ….?
water demand +
wat is water used for?
economic = agriculture + industry
:
domestic use
wat is agriculture % use?
70%
wat is industry % use?
22%
wat is domestic % use?
8%
wat does agriculture & industry usage made up?
economic usage
which usage uses the most amt of water?
economic usage
how much & wat for?
abt 20% of the total water, to grow crops
wat is a water-thristy crop?
cotton
why?
uses 3% of the total water used for crop production
which usage uses the least amt of water?
domestic usage
domestic is used for?
in & around home to replenish one's body water intake cooking washing others
domestic three main usage?
consumption
hygiene
amenity use
places with abundant rainfall uses…?
uses less water
why?
crops can be naturally be watered by the rain
another word to describe plentiful?
abundant
wat is irrigation for?
for countries that have dry areas, limited rainfall & cannot water their crops to let it grow
where is the water obtained from in irrigation?
pipes will be placed in rivers bodies to collect the water to water the crops
how does irrigation operate?
water is sprayed / watered using sprinkler systems
wat is advantage abt irrigation?
have set timing to water the plants
wat is disadvantage abt irrigation?
a lot of water is being used
wat is industrial water used for?
manufacture
maintenance
cooling of generators
generate electricity
one e.g?
in thermal powers generation, electricity produced by steam-powered generators
- huge amt of water is being used to produce
steam