(05.02 HC)Guppies living in a stream have a variety of spot patterns, some of which provide good camouflage against the stones in the streambed and others of which make them stand out against the background, allowing potential mates to more easily see them. If a predator that hunted by sight were introduced to the stream, what would be the most likely long-term consequence for the guppy population?

(05.04 MC)Which of the following is an accurate statement of the relationships within this cladogram?

(05.04 LC)Which of the following best describes Linnaeus’s classification system?

(05.04 MC)When the Linnaean system of classification was first developed in the early 1700s, it had three kingdoms. By the mid-1900s, it had five kingdoms. Which of the following best explains why the number of kingdoms increased?

(04.03 MC)Which of the following best explains how a biotic factor can control the population of a species in an ecosystem?

(05.03 MC)Scientific evidence indicates that Homo erectus were the first hominids to leave Africa. Which of the following would make this conclusion incorrect?

(04.05 LC)Which of the following is most likely to be part of a country’s sustainable forest management policy?

(04.04 MC)What will most likely happen if the level of greenhouse gases continues to rise?

(04.04 HC)Scientific research shows that our global climate is changing. The global sea level is rising and ocean temperatures are increasing. Which of the following best predicts an outcome of this global climate change in a coastal ecosystem?

(04.05 MC)Which statement best describes two paths carbon dioxide can take through the carbon cycle?