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10 Cards in this Set
- Front
- Back
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in which type of community relationship does one member of the association benefit while the other is neither helped or harmed. Give an example
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commensalism
Nemo goes in the sea anemone, which is neither helped or harmed and Nemo is safe |
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what are the two kinds of disturbances that change ecosystems
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carbon
climate |
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describe the process of succession in an ecosystem
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as an ecosystem changes, older inhabitants gradually die out and new organisms move in, causing further changes to the community
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how is a niche related to abiotic and biotic factors
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abiotic and biotic factors in an ecosystem often determines the number of different niches
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compare the three types of symbiosis - mutualism, commensalism, parasitism - in terms of the relationships that exist within each type
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mutualism - both benefit
commensalism - one benefits and the other is neither helped nor harmed parasitism - one organism lives on or inside another and harms it |
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if two organisms occupy the same niche in the same habitat at the same time, what must be true about them
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competitive exclusion principle, direct competition in nature often results in a winner and loser
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compare the two types of succession and give examples of both
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primary succession - lava flow - no soil
secondary succession - forest - has soil |
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hot and wet year-round; home to more species than all other land biomes combined
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tropical rain forest
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warm year-round; wet and dry seasons; tall deciduous trees, tigers termites
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tropical dry forest
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warm temperatures; low precipitation; cacti and other succulents
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desert
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