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Mutualism and Symbiosis Quiz

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Questions and Answers

What is the main difference between mutualism and symbiosis?

Mutualism always involves a direct physical interaction, while symbiosis does not

Mutualism involves two species living together, while symbiosis involves two species benefiting each other

Mutualism involves two species benefiting each other, while symbiosis involves two species living together (correct)

Symbiosis always involves a direct physical interaction, while mutualism does not

Which type of mutualism involves one species moving the offspring or gametes of another?

Dispersal mutualism (correct)

Defensive mutualism

Reproductive mutualism

Nutritional mutualism

What is a key factor that can limit the population growth of mutualists?

Inadequate mutualistic interactions

Strong intraspecific competition (correct)

Lack of suitable habitat

Predation by other species

Which rare case of mutualism involves the cooperation between Yao people and honeyguide birds?

Signalling for honey Signup and view all the answers

In which type of mutualism does at least one of the species protect the other from its enemies?

Defensive mutualism Signup and view all the answers

What is the term for the phenomenon where the positive effect of mutualism diminishes as populations grow larger?

Diminishing returns to mutualism Signup and view all the answers

What is the term for the situation where two non-native species facilitate each other's invasion?

Mutualists invade together Signup and view all the answers

What is the term for the situation where a species is not regulated because it left its enemies behind?

Enemy release hypothesis Signup and view all the answers

What is the term for an artificial ecological community stocked with some species of interest?

Mesocosm Signup and view all the answers

What is the term for the situation where a non-native ant kills a plant, reducing species diversity instead of increasing it?

Devils harden ant Signup and view all the answers