Zusammenfassung der Ressource
Frage 1
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The four main human activities that reduce the amount of land and resources are:
Antworten
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Quarrying for metal ores
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Manufacturing more
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Dumping waste
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Farming
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Burning fossil fuels
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Builiding
Frage 2
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CO2 can be sequestered in natural stores. How? Choose 3
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Green plants
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Oceans,lakes and ponds
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Ozone layer
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Reptine fuels
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Peat bogs
Frage 3
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Gases in the atmosphere naturally act like an insulating layer
Frage 4
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Deforestation is the cutting down of forests. It's done for various reasons. Choose 3 correct reasons
Antworten
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To give native species more room
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To clear more land for farming
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To provide timber to use as a building material
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To produce paper from wood
Frage 5
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Deforestation leads to four main problems. What are they?
Antworten
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More carbon dioxide in the atmosphere
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More oxygen in the atmosphere
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Less biodiversity
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Less carbon dioxide is taken in
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More methane in the atmosphere
Frage 6
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Destroying peat bogs adds more CO2 to the atmosphere
Frage 7
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There are many consequences of global warming. Choose 4
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Millions die
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Changes in migration patterns
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Biodiversity could be reduced
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Ice melts
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Earthquakes and volcanic eruptions
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Sea levels rise (as it gets warmer it expands)
Frage 8
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Fuels can be made by fermentation. Fermentation is when bacteria or yeast break down proteins by aerobic respiration
Frage 9
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Ethanol is made by anaerobic fermentation of sugar
Glucose = ethanol + carbon dioxide + energy
Frage 10
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Biogas is made by anaerobic fermentation of waste material