Unit 4: Community Ecology

The ability of a population to maintain a certain size is known as

All of the following illustrate the relationship of mutualism except

Species that normally live and thrive in a particular ecosystem are known as

The intermediate disturbance hypothesis says this will result in the greatest species diversity

The tropical rain forest is characterized by all of the following except high

Birds and trout make good

Species that migrate or are accidentally introduced into an ecosystem are called

In immature ecosystems,

Species that serve as early warnings of environmental damage are called

Where is most of the world's biodiversity?

Of the following, ecosystem structure is least likely to include

Which of the following predators avoid competition by being active at different times?

Compared to forests, grasslands have

A new cat is added to a home with another cat. the older cat gobbles up all the food. This is?

The relationship between fire ants and native ant populations is best described as

Which of the following would exhibit primary succession?

Which refers to the ability of an organism or system to return to its former condition

Prey are least likely to defend themselves against predators by

The relationship between clownfish and sea anemones is

Based on the theory of island biogeography, a large island near the mainland would have

Parasites

Specialist species

Species whose roles in an ecosystem are much more important than their abundance would suggest

The number of different species is?

Flying foxes are recognized as a

All of the following are ectoparasites except

The relationship between the durian and the flying fox exemplifies

Of the following relationships, the one most likely to be described as a positive feedback loop

A relationship in which both species benefit is best labeled

Specialist species

Which of the following would undergo secondary succession?

Which of the following would represent the correct sequence?

A relationship where one species benefits while the other is neither helped nor harmed is?

The best description of a cockroach's niche is

Which of the following is incorrect?

tiny annuals would most likely be represented in