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16 Cards in this Set
- Front
- Back
Bryophytes |
Mosses that exhibit the characteristics that Gametophytes are the larger generation over Sporophytes |
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Peat |
Partially decayed organics - important in the Earth's carbon cycle |
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Seedless Vascular Plants (Lycophytes and Pterophytes) |
Have Xylem, Phloem and leave roots |
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Seed Plants Commonality |
Reduced Gametophytes |
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Saprobe |
Decomposers |
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Ecology |
The study of animal and plants |
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Symbiotic relationship |
Interaction between two or more speciesthat live together in direct contact |
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Parasitism |
parasite obtains food at the expense ofits host |
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Commensalism |
One species benefits while theother is unaffected |
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Mutualism |
Both partners benefit |
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Dominant Species |
species in a community that are mostabundant or have the highest biomass |
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Keystone Species |
not necessarily abundant in a community - Exert strong control on a communityby their ecological roles, or niches |
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An ecosystem |
a community and the abiotic factorswith which it interacts |
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Disturbances |
Events that •Damagebiological communities, •Removeorganisms from them •Alterthe availability of resources |
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Ecological succession |
•Isa transition in species composition of a community following a disturbance |
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Primary succession |
Is the gradual colonization ofbarren rocks |