40.  The ability to meet humanity’s current needs without compromising the ability of future generations to meet their needs is:

5.  What term refers to the average rate at which organisms produce offspring?

15.  Which organisms may be a keystone species in a tropical rain forest?

25.  The major components of Earth’s atmosphere, from the lowest concentration to the greatest concentration are:

3.  At zero population growth:

16.  Traditionally, most ecologists have assumed that community stability is a consequence of:  

23.  What key factor limits the number of trophic levels in ecosystems?

9.  What is a typical feature of K- selected organisms?

8.  Iteroparity is common in which of the following organisms?

 Which of the following factors increases the burn client’s risk for venous thrombus embolism (VTE)? Select all that apply.