Ch. 14.2 Community Interactions

Ch. 14.2 Community Interactions

Competition and predation are two important ways in which organisms interact. 

• –Intraspecific competition - individuals of a particular species struggle against one another for limited resources.

• –Interspecific competition - occurs when two different species compete for a limited resource, such as space.

Multiple Choice

What are the three types of symbiosis.

• herbivore, omnivore, carnivore

• Mutualism, commensalism, and parasitism

• abiotic, biotic, and symbiotic

• decomposer, predation, competition

Multiple Choice

How might the symbiotic relationship change if eyelash mites destroyed hair follicles?

• The relationship would be classified as parasitic.

• The relationship would be classified as predator prey.

• The relationship would be classified as commensalism.

• The relationship would be classified as mutualism.

Multiple Choice

What types of resources might organisms compete for?

• Shelter, access to mates, sunlight

• food, temperature, and territory

• food, air, temperature

• food, access to mates, territory

Multiple Choice

Which type of symbiosis benefits one organism and harms the other?

• competition

• commensalism

• parasitism

• mutualism

Multiple Choice

What type of interaction occurs between organisms fighting for the same resources?

• competition

• commensalism

• predation

• mutualism

Multiple Choice

What type of interaction occurs when one organism captures and feeds on another organism?

• predation

• symbiosis

• mutualism

• commensalism

Multiple Choice

A parasite differs from a _________________ because it keeps its prey alive as long as possible.

• ectoparasite

• endoparasite

• predator

• symbiont

Multiple Choice

A tapeworm that lives in the digestive system of its host is an example of a(n) ________________

• ectoparasite

• endoparasite

• predator

• symbiont

Multiple Choice

A close ecological relationship between two or more organisms of different species that live in direct contact with one another is ___________________.

• predation

• competition

• symbiosis

• mutualism

Multiple Choice

A bobcat catching a young rabbit is an example of a(n) ______________-prey interaction.

• prey

• predator

• parasitism

• symbiotic