Bio Topic 4.2a Eval – Biodiversity

A large rabbit population is affected by a lethal virus that infects some of the adult rabbits.  What is the best prediction of what will most likely happen to the rabbit population after the virus is introduced?

The graph above shows the variation in the deer population in the Kaibab Plateau from 1905 to 1939. Between 1907 and 1923, the natural predators of deer were eliminated from the area by hunters. What was the most likely reason for the decline in the deer population after 1924?

Kudzu, a vine covering many acres of North Carolina, was introduced to the United States in 1876 to control erosion.  Over the years, scientists found that kudzu creates problems by growing rapidly and preventing other plants from getting sunlight.  Which best describes kudzu?

In a particular habitat, owls eat mice and mice eat grass. If the owl population suddenly grows, then most likely

Which example describes an abiotic factor that could impact the diversity of an ecosystem?

Which habitat exhibits the greatest biodiversity?

What is the MOST likely consequence if a fungal disease killed the grass in this WOODLAND ECOSYSTEM?

How can humans best help an endangered species avoid extinction?

Why is biodiversity so important?

What 2 factors decrease population size?

Which set of ecological organization levels is most likely to contain the largest variety of species?

What is the name for this leveling off shown in the graph?

When a population grows past the ecosystem’s carrying capacity, what happens to the population?

There is strong evidence that two species of cliff-dwelling birds have nested in the same environment and fed in the same water for thousands of years, with each having stable population sizes. Based on this information, which of the following statements is the best conclusion?