8498946
Descripción
Test por Lily O'Brien, actualizado hace más de 1 año
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Creado por Lily O'Brien
hace más de 7 años
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Pregunta 1
Pregunta
The four main human activities that reduce the amount of land and resources are:
Respuesta
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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
Pregunta 2
Pregunta
CO2 can be sequestered in natural stores. How? Choose 3
Respuesta
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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
Pregunta 3
Pregunta
Gases in the atmosphere naturally act like an insulating layer
Respuesta
- True
- False
Pregunta 4
Pregunta
Deforestation is the cutting down of forests. It's done for various reasons. Choose 3 correct reasons
Respuesta
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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
Pregunta 5
Pregunta
Deforestation leads to four main problems. What are they?
Respuesta
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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
Pregunta 6
Pregunta
Destroying peat bogs adds more CO2 to the atmosphere
Respuesta
- True
- False
Pregunta 7
Pregunta
There are many consequences of global warming. Choose 4
Respuesta
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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)
Pregunta 8
Pregunta
Fuels can be made by fermentation. Fermentation is when bacteria or yeast break down proteins by aerobic respiration
Respuesta
- True
- False
Pregunta 9
Pregunta
Ethanol is made by anaerobic fermentation of sugar
Glucose = ethanol + carbon dioxide + energy
Respuesta
- True
- False
Pregunta 10
Pregunta
Biogas is made by anaerobic fermentation of waste material
Respuesta
- True
- False
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