Biodiversity and Farming

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Last updated 2:51 PM on 4/7/26
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14 Terms

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Biodiversity

Variety of living organisms in an area

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Habitat

The place where an organism lives

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Community

All the populations of different species in a habitat

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Species richness

Measure of the number of different species in a community

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Index of diversity equation

d= N(N-1) / Σn(n-1)

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Impact of Woodland clearance

  • Reduces biodiversity by:

  • Destroying habitats

  • Reducing number of trees and tree species

  • Species will die or migrate

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Impact of Hedgerow removal

  • Reduces biodiversity by:

  • Destroying habitats

  • Species will die or migrate

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Impact of pesticides

  • Reduces diversity by:

  • Killing pests

  • Species that feed on these pests may reduce in numbers

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Impact of herbicides

  • Reduces plant diversity

  • Reduce number of organisms that feed on the weeds

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Impact of Monoculture

  • Reduces biodiversity

  • Only one type of plant

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Conservation schemes examples

  • Legal protection to endangered species

  • Creating protected areas

  • Replanting

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