Give three examples of limiting factors for populations of organisms in aquatic systems.
What will be an ideal response?
Possible answers include:water temperaturedissolved oxygen contentavailability of foodavailability nutrients (carbon or CO2, nitrogen or NO3, phosphorus or PO4)availability of light
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In addition to humans, the Homininae include what other two tribes?
a. New World monkeys and gorillas b. New World monkey and chimpanzees c. Old World monkeys and chimpanzees d. Old and New World monkeys e. chimpanzees and gorillas
If hydraulic action and abrasion undercut headlands, structures known as ____________________
may form. When these join, they form a(n) ____________________, which might later collapse to give a(n) ____________________. Fill in the blank(s) with the appropriate word(s).
Which of the following is true of the distribution of land and water on Earth?
A) The Southern Hemisphere is dominated by water. B) The Northern Hemisphere is dominated by water. C) They are evenly distributed in both hemispheres.
During what period did transportation policy shift to deregulation and privatization?
A) It was never regulated. B) 1930s C) 1950s D) 1970s E) It is still regulated