AP Biology Unit 2 Progress Check

<p>Its low habitat diversity indicates that Ecosystem C most likely has a low number of specialist species and few species that utilize large territories.</p> Signup and view all the answers

<p>Anthropogenic disruptions to Earth's resources can have sudden and severe negative consequences to the health of native species, specifically those whose populations are already threatened.</p> Signup and view all the answers

<p>The collapse of local fisheries, because of the damage to coral reefs from ocean acidification</p> Signup and view all the answers

<p>Ecosystem B</p> Signup and view all the answers

<p>Finches with larger beaks were more likely to survive in 1980 because they were able to feed primarily on seeds and nuts during the drought.</p> Signup and view all the answers

<p>Sweetgum</p> Signup and view all the answers

<p>Atmospheric CO2 concentration and Antarctic temperature are directly correlated over the past 800,000 years.</p> Signup and view all the answers

<p>The temperature increases by about 12°C and then decreases by about 12°C.</p> Signup and view all the answers

<p>Climate change is damaging coral reefs as a result of warming ocean waters, which affect reef fish survival.</p> Signup and view all the answers

<p>An island 30 hectares in size that is 10 kilometers off the coast of the mainland</p> Signup and view all the answers

<p>Ecosystem A, because its low genetic diversity could have resulted from an event that reduced the variation in the gene pool.</p> Signup and view all the answers

<p>As competition for resources increases, the population size of the island's specialist species will decrease.</p> Signup and view all the answers

<p>Acidic water prevents salmon from maturing and therefore from being able to reproduce and replenish declining salmon populations.</p> Signup and view all the answers

<p>An intact coastal wetland</p> Signup and view all the answers

<p>100100</p> Signup and view all the answers

<p>The native species on Madagascar are more likely to survive because the island is larger and provides a greater diversity of habitats and resources.</p> Signup and view all the answers

<p>The concentration of CO2 fluctuated between 150ppm and 250ppm until recently, when the concentration rose exponentially.</p> Signup and view all the answers