Exam 5: Biodiversity, Species Interactions, and Population Control

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents the initiation of secondary ecological succession.

Cowbirds are so named because they followed the large herds of cows that were driven throughout the American west before large tracts of land were fenced. Cowbirds consumed the insects that invariably followed the herds. There was no obvious benefit or other effect on the herds. This is an example of ____________________.

All of the following illustrate the relationship of mutualism except

You are visiting a nature preserve in Costa Rica with a classmate. Your companion comments on the bright colors and beauty of many species of frogs and insects that you encounter on your excursion. Explain to this person the function that the bright colors serve in the context of ecosystem functioning.

The non-poisonous viceroy butterfly gains protection by looking and acting like the poisonous monarch. This adaptation is called______________.

Which of the following is characteristic of the reproductive pattern of most animals such as whales and elephants?

A common tick is an example of a(n) ____________________.

Match the items listed below with the appropriate choice -Epiphytes are plants that live on the branches or trunks of trees in the tropics. The epiphyte gains access to water and sunlight, but does not hurt or help the tree.

Inertia could also be called

Permanent equilibrium is a condition that most ecologists now recognize as existing in mature, late-successional ecosystems.

____________________are a source of algin, a product that humans use in cosmetics and ice cream.

Mistletoe is an example of a(n) _____________________.

There is a general tendency for succession to lead to more complex and stable ecosystems.

All of the following are external parasites except

The ecological process that would result in a localized change in species composition following a severe volcanic eruption would best be described as ____________________.

The relationship between clownfish and sea anemones is

Which of the following terms best describe the ability of a living system to repair damage after an external disturbance?

The obvious relationship demonstrated by a food chain is

Match the items listed below with the appropriate choice -Clownfish live amongst the stinging tentacles of sea anemone. They keep the sea anemone tentacles clean by eating the debris, and they gain protection from other animals by living in the tentacles.

Factors that act to limit the growth of populations are collectively called