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Interactions in Ecosystems
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competition: ecological relationship in which two organisms attempt to obtain the same resource
competitive exclusion: theory that states that no two species can occupy the same niche at the same time
predation: process by which one organism hunts and kills another organism for food
symbiosis: ecological relationship between members of at least two different species that live in direct contact with one another
parasitism: ecological relationship in which one organism benefits by harming another organism
mutualism: ecological relationship between two species in which each species gets a benefit from the interaction
commensalism: ecological relationship in which one species receives a benefit but the other species is not affected one way or another
Interactions in Ecosystems
Across:1. | process by which one organism hunts and kills another organism for food | 2. | theory that states that no two species can occupy the same niche at the same time | 4. | ecological relationship in which two organisms attempt to obtain the same resource | 5. | ecological relationship in which one species receives a benefit but the other species is not affected one way or another | 6. | ecological relationship between members of at least two different species that live in direct contact with one another |
| | Down:1. | ecological relationship in which one organism benefits by harming another organism | 3. | ecological relationship between two species in which each species gets a benefit from the interaction |
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© 2014
PuzzleFast.com, Noncommercial Use Only
Interactions in Ecosystems
Across:1. | process by which one organism hunts and kills another organism for food | 2. | theory that states that no two species can occupy the same niche at the same time | 4. | ecological relationship in which two organisms attempt to obtain the same resource | 5. | ecological relationship in which one species receives a benefit but the other species is not affected one way or another | 6. | ecological relationship between members of at least two different species that live in direct contact with one another |
| | Down:1. | ecological relationship in which one organism benefits by harming another organism | 3. | ecological relationship between two species in which each species gets a benefit from the interaction |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only