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) Define the five different types of relationships among living things in ecosystems.

a relationship where one species benefits from another
species and that species is neither harmed nor helped
the relationship that exists when different species attempt to
use the same limited resource
a close relationship in which two different species provide a
benefit to each other
the relationship that exists when an organism lives in or on
another organism and feeds off that organism
the relationship that exists when one organism eats another
- organism

1 Answer

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Final answer:

The 5 different types of relationships among living things in ecosystems are commensalism, competition, mutualism, parasitism, and predation.


Step-by-step explanation:

The 5 different types of relationships among living things in ecosystems are:

  1. Commensalism: This type of relationship occurs when one species benefits from another species, but the other species is neither harmed nor helped. An example is when orchids grow on a tree and obtain nutrients and support, while the tree is unaffected.
  2. Competition: This relationship exists when different species attempt to use the same limited resource, leading to a struggle for survival. An example is different bird species competing for food from the same bird feeder.
  3. Mutualism: In mutualism, two different species have a close relationship and provide a benefit to each other. An example is the relationship between flowers and pollinators, where flowers provide nectar as food and pollinators help with the flower's reproduction.
  4. Parasitism: This relationship occurs when an organism lives in or on another organism and feeds off it as a source of nutrients, often harming the host organism. An example is a tick feeding on the blood of a dog.
  5. Predation: Predation is the relationship that exists when one organism eats another organism. An example is a lion hunting and consuming a zebra.

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