1. _____ is an interaction in which individuals exploit the same resource and, therefore, the availability of that resource is reduced for all individuals. Commensalism Competition Resource partitioning Mutualism Parasitism 4. The sum total of populations of different species that live in a given area is called a(n): interaction. community. habitat. ecosystem. 9. Which of these is a good predictor of biodiversity in terrestrial ecosystems? pollinator species in a community plant species in a community predator species in a community prey species in a community
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Step 1: The interaction in which individuals exploit the same resource and reduce its availability for all individuals is called competition. Show more…
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1) The number of total species in a community is called species ___ ___while the relative abundance of species in the community is called species ___ ___. 2) In a metapopulation, a population that provides individuals to other populations through dispersal is called a ___ ___ population, while a population that only receives individuals via dispersal and doesn't export any individuals is called a ___ ___ population. 3) If the size of a trophic level is determined by the rate of production of its food resources, it is influenced by ___ ___ effects. In contrast, if higher trophic levels determine the size of the levels below, it is influenced by ___ ___ effects. 4) When one organism in an interaction is positively affected and the other is not affected it is called ___ ___. When one organism in an interaction is negatively affected and the other is not affected it is called ___ ___. 5) Predation and parasitism share some commonalities but are considered different processes. Compare and contrast these two interactions. Your answer should include how they are similar and how they are different.
Adi S.
1). Sensitive or rare species may be indicators of what? 2). Populations stabilize at a level the environment can sustain. This is referred to as what? 3). In nature, what limits, controls population growth? 4). Define COMMUNITY: 5). The ecological interaction of owls and rodents is referred to a _______ relationship. 6). What is the term for the interaction in which one species benefits at the expense of another? 7). Define SYMBIOSIS: 8). Define MUTUALISM: 9). Give an example of a COMMENSAL interaction: 10). Define COMPETITIVE EXCLUSION:
Supreeta N.
An ecological community is $a$. all the species of organisms that live and interact with one another in an area. $b$. all the species that live and interact in an area together with the abiotic environment. $c,$ all the species in an area that belong to a particular trophic level. $d$ all the species that are members of a local food web. $e$ all of the above
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