Ecology Review

Front

Which choice correctly lists the levels of biotic organization from simplest to most complex?
Options: biosphere > ecosystem > community > population > organism, community > organism > biosphere > ecosystem > population, organism > population > community > ecosystem > biosphere, organism > community > biosphere > ecosystem > population

Back

organism > population > community > ecosystem > biosphere

Front

An environmental condition that influences the type and number of organisms in an ecosystem is a(n)

Back

limiting factor

Front

Buffalo, New York belongs to which biome?

Back

temperate deciduous forest

Front

Which biome is characterized by the lowest levels of precipitation? Options: temperate deciduous forest, coniferous forest, grasslands, desert

Back

desert

Front

Which biome is characterized by a lack of natural barriers, thin soil, high winds, and low precipitation? Options: temperate deciduous forest, coniferous forest, grasslands, desert

Back

grasslands

Front

There are 250 rabbits per square kilometer in an area of Western New York. This number represents the rabbits'

Back

population density

Front

The graph above represents the population growth of a type of bacteria over several days. What is the carrying capacity of the bacteria in this ecosystem?

Back

2000

Front

Why does the rabbit population increase from about 17-20 years in the predator-prey cycle graph for wolves and rabbits?

Back

The wolf population had been steadily decreasing from around years 10-17.

Front

Why does the population of P. caudatum decrease after day 6?

Back

The 2 species are in competition for resources, and P. caudatum was unsuccessful against P. aurelia in acquiring the necessary resources for survival.

Front

An organism's habitat, food sources, and other factors specific to its way of life is the organism's

Back

niche