Symbiotic Relationships: Parasitism, Commensalism, and Mutualism

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Questions and Answers

Which type of symbiotic relationship involves one organism benefiting while the other is unaffected?

Predation
Mutualism
Commensalism (correct)
Parasitism

In mutualism, the relationship between species is characterized by:

Both species benefiting. (correct)
One species killing and eating another species.
One species living in or on another species.
One species benefiting at the expense of the other.

Which type of organism interaction involves two organisms striving to obtain the same limited resource?

Commensalism
Competition (correct)
Predation
Parasitism

Which term refers to an animal killing and eating another animal?

Predation (A) Signup and view all the answers

What is the distinguishing feature of ectoparasites?

They live on the surface of their host. (C) Signup and view all the answers

Match the type of organism interaction with its description:

Predation = One animal kills and eats another Competition = Two organisms strive for the same limited resource Mutualism = Relationship where both species benefit Parasitism = One organism lives in or on another to derive nourishment Signup and view all the answers

Match the type of parasitism with its example:

Ectoparasites = Live on the surface of their host Endoparasites = Live inside their host Tapeworm = Example of an endoparasite Fleas = Example of an ectoparasite Signup and view all the answers

Match the type of symbiotic relationship with its characteristic:

Commensalism = One organism benefits while the other is unaffected Mutualism = Both species are benefited, often obligatory Parasitism = One organism lives in or on another to derive nourishment Evolution from Parasitism to Commensalism = Commensalism can evolve from parasitism Signup and view all the answers

Match the kind of organism interaction with its example:

Predation = Lions & zebras Competition = Two organisms striving for the same limited resource Mutualism = Honeybees & flowers Endoparasites = Bacteria living inside their host Signup and view all the answers

Match the conversion process with its description:

Conversion of heat towards heat (unidirectional) = Heat moving in one direction only Conversion of materials towards waste (cycle) = Materials being transformed into waste in a cyclical process Predation = Process where one animal kills and eats another Competition = Striving for the same limited resource, causing harm to both organisms Signup and view all the answers