Ecology Test

69 cards   |   Total Attempts: 182
  

Cards In This Set

Front Back
Myccorhazie
Trophic mutualism for BOTH
Lichens on trees
From parasitism to commensalism
Kelp forests
Commensalism
Leaf-cutter ant and fungus
Obligate
Fig-fig wasp
Obligate; Trophic AND service mutualism
Nurse plant
In deserts, the shade of adult plants creates cooler, moister conditions. Seeds of many plants can only germinate in this shade. The adult is called a nurse plant.
What is RNE
Target species’ performance with neighbors present minus its performance when neighbors were removed.
What were the results of the RNE
RNE was generally positive at high-elevation sites, indicating that neighbors had a positive effect on the target species.
RNE was generally negative at low-elevation sites.
Yucca plant
Cheating
What are cheaters
Cheaters are individuals that increase offspring production by overexploiting their mutualistic partner.
When is water a physical factor & when is it a resource
Aquatic: physical factor
terrestrial: resource
Individuals may perform antagonistic actions
Interference competiton
Voles aggressively exclude other voles from preferred habitat
Interference competition
Allelopathy
A form of interference competition in which individuals of one species release toxins that harm other species.
Knapweed
Example of allelopathy