#Question id: 9172
#Unit 9. Diversity of Life Forms
Two plant species live in the same biome but on different continents. Although the two species are not at all closely related, they may appear quite similar as a result of ________.
#Question id: 9175
#Unit 9. Diversity of Life Forms
In deep water, which of the following abiotic factors would most limit primary productivity?
#Question id: 9176
#Unit 9. Diversity of Life Forms
Wetlands are standing bodies of freshwater, just like lakes and ponds. However, wetlands are different from lakes and ponds because wetlands have ________.
#Question id: 9177
#Unit 9. Diversity of Life Forms
Which of the following statements regarding turnover in a lake is correct?
#Question id: 9178
#Unit 9. Diversity of Life Forms
A fish swimming into an estuary from a river would have which of the following as its greatest physiological challenge?
#Question id: 9179
#Unit 9. Diversity of Life Forms
Which of the following types of organisms is likely to have the widest geographic distribution?