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Habitat destruction

Explain an ecosystem as a system that includes a community of organisms and their environment, which interact with one another.

5

Objectives

50

Flashcards

35

Questions

90 min

Study time

CambridgeIGCSECombined ScienceHuman influences on ecosystems

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5 objective pages available

Habitat destruction outcomes5 objectives
  • Explain an ecosystem as a system that includes a community of organisms and their environment, which interact with one another.
  • Define biodiversity as the variety of different species present in a specific area.
  • Identify the causes of habitat destruction, which include: (a) the need for more land for housing, agriculture, and livestock (b) the extraction of natural resources (c) pollution of freshwater and marine environments (note: a detailed explanation of eutrophication is not necessary).
  • List the negative impacts of deforestation as a form of habitat destruction, including: decreased biodiversity, species extinction, soil degradation, increased flooding, and higher carbon dioxide levels in the atmosphere.
  • Discuss the negative consequences of deforestation as a type of habitat destruction, which encompass: loss of biodiversity, extinction of species, soil erosion, increased flooding, and elevated carbon dioxide concentrations in the atmosphere.

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