biology 4 3.0 / 5 based on 1 rating ? BiologyGCSEAQA Created by: tamsin pearceCreated on: 10-05-13 19:00 why does building houses for humans affect animals and plants? land is cleared what kills their habitats. 1 of 13 why does a landfill cause pollution? toxins leak out into the surrounding soil and into underground water 2 of 13 how are birds affected by acid rain? damage to trees means birds lose food and habitats 3 of 13 what process removes co2 from the air? photosynthesis 4 of 13 which process cause the release of co2 from peat? decay by microorganisms 5 of 13 how is co2 sequestered? co2 is removed from the air by plants in photosynthesisand by dissolving in oceans,rivers and lakes 6 of 13 why might sea levels rise in the future? if the climate gets warmer the ice will melt 7 of 13 how is ethanol extracted from the fermenter? by distillation 8 of 13 which gas is the fuel in biogas? methane 9 of 13 what are farm animals sometimes kept in warm sheds? to provent them using energy for movement and to maintain their body temperature. 10 of 13 why cant fishermen remove smal young fish? the population could become extinct if the young fish dont grow and reproduce. 11 of 13 what type of food is produced by fusarium? mycoprotein 12 of 13 why do humans build dams? to build reservoirs to store water for humanconsumption. 13 of 13
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