How can human activities destroy or degrade habitats?
By removing the places organisms live or making those places less suitable for them.
AQA GCSE Combined Science: Trilogy (8464) — Biology — Foundation · 4.7.3.3
Revise AQA GCSE Combined Science: Trilogy (8464) — Biology — Foundation specification point 4.7.3.3, Land use, with free active-recall flashcards. Flip through the set or review every question and answer below.
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How can human activities destroy or degrade habitats?
By removing the places organisms live or making those places less suitable for them.
What three types of land use can replace existing habitats when expanded?
Housing, crop production and livestock production.
What effect can extracting natural resources have on habitats?
It can damage them.
What effect can pollution have on freshwater and marine habitats?
It can make them unsuitable for the organisms living there.
What is peat, and under what conditions does it accumulate?
Peat is partially decayed plant material that accumulates in waterlogged conditions.
What kinds of organisms find habitats in peat bogs?
Plants, animals and microorganisms.
How can removing peat affect biodiversity?
It destroys or reduces habitats, which can reduce biodiversity.
Where is carbon stored in peat?
In its organic material.
What happens to carbon dioxide when peat decays or is burned?
Carbon dioxide is released into the atmosphere.