Ecology (Relationships) Question Preview (ID: 4349)


Interactions And Relationships Between Organisms. TEACHERS: click here for quick copy question ID numbers.

The struggle between organisms to survive as they attempt to use limited resources
a) predation
b) predator
c) prey
d) competition

An interaction where one organism kills another for food
a) predation
b) predator
c) prey
d) competition

The organism that kills other animals
a) predation
b) predator
c) prey
d) competition

A relationship between 2 species that benefits at least one species
a) Paratism
b) Mutalism
c) Symbiosis
d) All of the above

A relationship in which both species beneft
a) Paratism
b) Mutalism
c) Symbiosis
d) All of the above

Involves one organism living on or inside another organism and harming it
a) Paratism
b) Mutualism
c) Symbiosis
d) All of the above

When predator populations rise, prey populations...
a) Increase
b) Decrease
c) Stay the same
d)

True or False: There is unlimited resources for organisms to use.
a) True
b) False
c)
d)

A tapeworm lives in the intestines of a host, absorbing the food that passes through. The host is harmed. What kind of symbiosis is this?
a) Commensalism
b) Paratism
c) Mutalism
d)

A small forest plant lives on a larger plant. The smaller plant gains sunlight by living on the high branches. The larger plant is not affected. Which type of symbiosis is this?
a) Commensalism
b) Paratism
c) Mutalism
d)

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