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8.2 Environmental change and distribution of organisms

Anisha Rai Biology GCSE Englisch 5,0Durchschnittliche Bewertung 5,0 von 5 (1 Bewertung) 9 Karten

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  1. 1What do living organisms form?Communities that we need to understand
  2. 2What do changes in the environment affect?The distribution of living organisms
  3. 3What are the environmental factors that may affect organisms?Change in numbers or types of competitor organism
    Temperature
    Availability of nutrients
    Amount of light
    Availability of water
    Availability of oxygen and carbon dioxide
    Availability of nesting sites, shelter and appropriate habitats
  4. 4How can living organisms be used as indicators of environmental change?Lichens can be used as air pollution indicators, particularly of the concentration of sulphur dioxide in the atmosphere
    Invertebrate animals can be used as water pollution indicators and are used to indicate the concentration of dissolved oxygen in water
  5. 5Which environmental changes can be measured using non-living indicators?Oxygen levels
    Temperature
    Rainfall
  6. 6What are the advantages of using equipment to measure oxygen levels, temperature and rainfall?More accurate
  7. 7What are the disadvantages of using equipment to measure oxygen levels, temperature and rainfall?*
  8. 8How can quantitative data on the distribution of organisms be obtained?By random sampling with quadrants
    By sampling along a transect
  9. 9What is size of distribution related to?Validity
    Reproducibility
    Repeatability

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Beschreibung
GCSE Biology (8 Adaptation and interdependence) Karteikarten am 8.2 Environmental change and distribution of organisms, erstellt von Anisha Rai am 03/05/2016.
Erstellt von
Anisha Rai
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Durchschnittliche Bewertung 5,0 von 5 (1 Bewertung)

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