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8 Cards in this Set
- Front
- Back
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What do animals in the same habitat compete for? What do species which are the same compete for? |
Resources such as food. Mates to reproduce |
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What is an ecological niche? |
Describes a habitat an organism leaves in and it's role in the habitat |
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What are species living in the same niche more likely to compete for? |
Resources as they will require very similar ones E.g harlequin ladybirds and native ladybirds |
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Define interspecific Define intraspecific |
Competition between two species Competition of organisms in same species |
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Why do predator and prey cycles both show ups and downs? (3) |
- lots of prey = predators survive = number increase - prey numbers drop - little prey = predators starve = numbers drop |
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Why do predators peak soon after prey peaks? |
It takes time for more supply of food for predators to reproduce |
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What is mutualism? |
A relationship in which both organisms benefit |
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How do legumes on pea plants and nitrogen fixing bacteria have a mutualism relationship? |
Bacteria turn nitrogen into nitrogen containing chemicals and give some to pea Bacteria gets photosynthesis sugar from pea plants |
