Exam 5: Biodiversity, Species Interactions, and Population Control

The southern sea otter population, although hunted to near extinction, recovered during the years

The interaction between a lion and a hyena fighting over a dead zebra on the African Savannah is best described as ____________________.

Match the items listed below with the appropriate choice -A tiny fish called a wrasse lives in and around the mouth of sharks. It cleans up the debris left after the shark eats flesh, and it gains protection by living in the shark's mouth.

-How is food competition reduced based on this image?

Match the items listed below with the appropriate choice -The Owl Butterfly is native to Costa Rica. Its hindwings have patterns in the shape and size of the eyes of a large owl.

The graph above shows the census count for two animal species, A and B, over a 31 year period. Animal A and animal B have a predator-prey relationship. -For the graph shown above of animal species A and animal species B, which animal is the predator and which animal is the prey species?

The southern sea otter is a keystone species because it is a top predator.

Match the items listed below with the appropriate choice -Your housecat kills the mice in your yard and around your house.

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents the step in which perennial weeds and grasses are plentiful.

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents the step in which shrubs grow.

Parasitism occurs when one species feeds on another organism.

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents the stage in which the land can support trees, shrubs, weeds, and grasses.

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents a mature forest of hardwoods.

Carrying capacity refers to

Sea otters are considered a ____________________ species.

A population's growth rate will increase as the population reaches its carrying capacity.

The relationship between a lion and a zebra is said to be that of a(n) ____________________.

One of the reasons sharks are especially vulnerable to over fishing is because they grow slowly, mature late, and have only a few young each generation.

Prey are least likely to defend themselves against predators by

Match the items listed below with the appropriate choice -Fleas live in and on household pets.