Population Ecology Practice Test

Front

Emigration is

Back

the movement out of an area

Front

Why don't populations grow indefinitely?

Back

limiting factors

Front

What is an example of a density-independent (Abiotic) limiting factor? Options: food, parasites, disease, pollution

Back

pollution

Front

What is the arrow pointing at?

Back

carrying capacity

Front

Parasites, disease, predators, are examples of what type of limiting factors?

Back

density dependent

Front

What is the carrying capacity mean?

Back

The number of individuals an area can support

Front

(Im)migration is ...

Back

the movement into an area

Front

Which graph illustrates population size increasing quickly in an exponential manner?

Back

Front

What would increase the carrying capacity of an ecosystem? Options: increase in predators, disease, increase in available food, drought

Back

increase in available food

Front

What was the most likely reason for the decline in the deer population after 1924?

Back

The increased number of deer led to increased competition for resources.