Which would be the most accurate title for this picture?
Which would have to happen to keep the population growth of cheetahs in 2013 the same the previous years?
Which type of social behavior is shown in the image?
What would happen to the size of the carnivore population if the herbivore population increased?
An ecosystem has experienced a flood. Which type of plants would you expect to see growing first after the flood?
Ground squirrels are found in many areas of the United States. They live in underground burrows and are often attacked by birds of prey, coyotes, and bobcats. Which of the following is a limiting factor for a ground squirrel population?
Some species form social groups only with members of the same gender. For example, elephants form groups with only females and their offspring. Once the male offspring reach a certain age, they leave the group and become solitary. Which is a benefit of this type of social group structure?
Wolves are predators of deer. What is most likely to happen to the deer population if the wolf population increased?
Termites are insects that live in colonies. In a colony, the king and a queen are responsible for reproduction. Workers spend most of their time caring for the other termites and building the nest. Soldiers protect the nest from attacks. The organization of the termite colony is an example of which benefit of social behavior?
Which best matches objects that a scientist would include on a list describing a forest ecosystem?
What is the difference between a community and a population?
What best describes the association between the carbon cycle, plants, and animals?
White perch is a fish that is native to Atlantic coastal regions and is invasive to the Great Lakes. It feeds on native species and is thought to be the cause of the decline of the Great Lakes walleye fish populations. What was most likely its mode of introduction?
A hunter illegally kills a wolf in Yellowstone National Park and attempts to bring the wolf's skull back to Florida. Which law is the hunter violating?
A mountain lion population recently experienced a drop in population size. Which of the following would best describe the limiting factor that is involved?
What is the difference between food chains and food webs?
The Serengeti plains are part of the African savanna ecosystem and are home to a variety of different species of plants and animals. The Serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. Which type of limiting factors does the seasonal drought in the Serengeti plains affect?
Which molecule would be the most affected by limited nitrogen?
Which describes a way in which phosphorus may enter into the phosphorus cycle?
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