11956947
Description
Flashcards by J yadonknow, updated more than 1 year ago
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Created by J yadonknow
over 6 years ago
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| Question | Answer |
| what are the different values of biodiversity? | Direct use value = Direct value we gain from BD e.g food/medicine Indirect use value: e.g. Pollination Non-use value: Aesthetic value of diversity |
| What are ecosystem processes? | Processes that link an organism to its environment such as decomposition, 1' productivity, nutrient cycling. |
| What are the 4 groups of ecosystem services? | Provisioning: Food/H2O Regulating: Climate/disease Supporting: Nutrient cycles + crop productivity Cultural: Spritual/recreational benefits |
| What are the 2 main theories behind ecosystem functioning? | Rivet theory: Many species help support ecosystem Redundant theory: Some species key for ecosystem, others are redundant. |
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