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(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
(A) Investigating An Ecosystem
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(A) Investigating An Ecosystem

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  • 1. Topic: The Biosphere Sub-topic a: Investigating an Ecosystem
  • 2. Rearrange the following from the most simple to the most complex … Biosphere Ecosystem Community Population Individual
  • 3. The most simple to the most complex … Community Population Individual Ecosystem Biosphere
  • 4. Individual Individuals Individual Population Community
  • 5. An ecosystem (e.g pond, woodland) includes all the living things, their non-living surroundings and all the factors which affect their lives. Biotic Factors (Living Things) Abiotic Factors (Non-living Things) Food Disease Predators Temperature Light Moisture pH
  • 6. Sampling Living Organisms
  • 7. Area of Quadrat: 0.5 m x 0.5 m = 0.25 m 2 Quadrats are used to sample plants (and animals which do not move around much – limpets and barnacles) Using a Quadrat 0.5 m 0.5 m
  • 8. Quadrats are used to show the abundance of plant types present in an area. A Buttercups Plant type Quadrat A Daisies Plantain Dandelion
  • 9. Using a Pitfall Trap Pitfall traps are use to sample small animals moving across the ground surface. Holes in bottom of carton to … Yoghurt carton at same level as ground … Leaf on top to…

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