Climmons_Populations Test Review

An example of a population is all _____ in a forest during the winter of 2014.

• trees

• maple trees

• plants

• animals

The density of a population is

• the number of individuals born every year

• the proportion of males and females

• the number of individuals living in cities

• the number of individuals per square mile

Each of the following is an example of a parasite except:

• a roundworm in a human's intestine

• a cow in a pasture

• a tick on a cat

• mistletoe on a tree

In which of the following relationships is neither species harmed?

• predation

• competition

• parasitism

• commensalism

Which of the following populations has a random dispersion?

• flock of flamingos

• school of fish

• herd of bison

• solitary snakes in a desert

Which of the following could cause a large number of density-independent deaths in a population?

• winter storms

• disease-carrying insects

• predators

• limited resources

Which of the following organisms has the highest reproductive potential?

• dogs

• elephants

• bacteria

• humans

A species of plant has exponential growth after it is introduced into an area where it has never lived. Which statement best describes exponential growth?

• Each individual plant grows much larger than usual

• The population immediately decreases

• Within a few years, the population increases dramatically

• The species' reproductive potential declines

The number of wild horses per square kilometer in a prairie is the horse population's _________.

• density

• dispersion

• size

• birth rate

A white tailed deer's niche includes all of the following except:

• Deer acts as host to fleas

• Deer nursing fawns

• Deer grazing in a meadow

• the competitive rabbit population