5 Written Questions
5 Matching Questions
- a A defense where one species is selected to look like another species which has an effective defense.
- b A mathematical measure of how the total number of individuals in an area are divided among the number of species in an area. In even communities, most species have about the same number of individuals present, where in uneven communities almost all individuals present belong to one species.
- c A symbiotic relationship in which both participants benefit
- d The "job" a species plays in a community, e.g. small seed consumer, top predator.
- e a disease causing organism
5 Multiple Choice Questions
- A type of ecological succession that occurs in a virtually lifeless area, where there were originally no organisms and where soil has not yet formed
- All of the variety of life; usually refers to the variety of species that make up a community; concerns both species richness (the total number of different species) and the relative abundance of the different species
- A force that changes a biological community and usually removes organisms from it. Disturbances, such as fire and storms, play pivotal roles in structuring many biological communities
- The simple count of number of species in an area.
- An ecological relationship between organisms of two different species that live together in direct contact
5 True/False Questions
commensalism → All the organisms that inhabit a particular area; an assemblage of populations of different species living close enough together for potential interaction
herbivory → consumption of plants
coevolution → The mutual influence on the evolution of two different species interacting with each other and reciprocally influencing each other's adaptations
parasitism → An interaction between species in which one species, the predator, eats the other, the prey
resource partitioning → The division of environmental resources by coexisting species such that the niche of each species differs by one or more significant factors from the niches of all coexisting species