Nutrients Cycles

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Desalination
Seawater is boiled , then the water vapour is cooled and condensed to form pure water, leaving the salt behind
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Reverse osmosis
Reverses the regular osmosis processes to get rid of impurities in water
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Rate of decay (equation)
Mass lost / number of days
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Eutrophication
When fertilisers are washed into rivers/lakes/seas often from farmlands
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Biodiversity
The variety of living organisms in an ecosystem
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Biological control
The natural alternative to using chemical pesticides
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Non indigenous species
A species that doesn’t naturally occur in an area
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Indicator species
Organisms which are very sensitive to any conditions and changes in environmental conditions caused by human activities
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Selective Breeding
When humans artificially select the animals or plants they are going to breed so that the genes for the desired characteristics remain in the population
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Other cards in this set

Card 2

Front

Reverses the regular osmosis processes to get rid of impurities in water

Back

Reverse osmosis

Card 3

Front

Mass lost / number of days

Back

Preview of the back of card 3

Card 4

Front

When fertilisers are washed into rivers/lakes/seas often from farmlands

Back

Preview of the back of card 4

Card 5

Front

The variety of living organisms in an ecosystem

Back

Preview of the back of card 5
View more cards

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