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Quiz 10

Yoon : Community Interactions

TermDefinition
Find and describe an example of niche partitioning in the wild. birds that try to compete for the same seeds
what is the relationship between a niche and a habitat? The habitat is the whole environment in which one lives and the niche is the separate environment within the habitat
What is symbiosis? when there is an interaction between two different organisms living in close physical association, typically to the advantage of both
What is the difference between parasitism and predation? A predator kills its prey before eating it but parasites feed off of the host while it is still alive.
Differentiate between interspecific competition and instraspecific competition. Give examples of each kind of competition. intra- same species inter - different
Explain why the North American gray squirrel and the European red squirrel cannot coexist together; use the term “competitive exclusion” in your answer. The native European red squirrel was forced to compete with the newcomer for the same food resources, habit, and space. Competitive exclusion happened when the gray squirrel was better adapted to the niche and pushed out its smaller competitor.
What is the relationship between a niche and a habitat? Each animal has its own specific niche inside its habitat.
In the African plains, how is a lion’s niche different from an antelope’s niche, even though they share the same habitat? A lion's niche is different from an antelope's niche even though they share the same habitat because both types of animals occupy a different area, they don't eat the same food, and they don't have the same behavior.
What are three outcomes that can occur when two species compete for the same resources? one species will benefit from the resource while the other doesn't, or both species won't benefit from the the resource, or both will benefit from the resource, or none at all
Find and describe an example of niche partitioning in the wild. Two squirrel species could have naturally divided different resources based on competitive advantages. One type of squirrel ate nuts from the tops of trees while others ate nuts from the ground.
Created by: jillbill101