TLS Online TPP Program
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TLS Online TPP Program
#Question id: 12099
#Unit 10. Ecological Principles
According to the competitive exclusion principle, two species cannot continue to occupy the same
TLS Online TPP Program
#Question id: 12100
#Unit 10. Ecological Principles
Prairie dogs once covered the expanses of the Great Plains. Their grazing made the grass more nutritious for the huge herds of bison, and a variety of snakes, raptors, and mammals preyed on the rodents. In fact, the black- footed ferret (now endangered) specialized in prairie dog predation. Today, growing housing and agricultural developments have covered many prairie dog towns. Which of the following statements about prairie dogs is true?
TLS Online TPP Program
#Question id: 12101
#Unit 10. Ecological Principles
The sum total of an organism's interaction with the biotic and abiotic resources of its environment is called its
TLS Online TPP Program
#Question id: 12102
#Unit 10. Ecological Principles
Use the following diagram of Joseph Connell's study of barnacle distribution in Scotland to answer the following two questions
Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?
TLS Online TPP Program
#Question id: 12103
#Unit 10. Ecological Principles
Which of the following is a good description of an ecological niche?
TLS Online TPP Program
#Question id: 12104
#Unit 10. Ecological Principles
Two barnacles, Balanus and Chthamalus, can both survive on the lower rocks just above the low-tide line on the Scottish coast, but only Balanus actually does so, with Chthamalus adopting a higher zone. Which of the following best accounts for this niche separation?