What British clergyman and economist was one of the first to recognize that the human population cannot continue to
increase indefinitely?
a. Malthus
b. Gause
c. Schoener
d. Peterson
e. Hastings
a
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Which of the following best describes the endosymbiotic theory?
a. Aerobic respiration is more efficient than anaerobic respiration. b. Prokaryotes evolved to live side by side with eukaryotes. c. Eukaryotes are the result of one prokaryotic cell engulfing another. d. Mitochondria can only live inside a eukaryotic cell.
The concept of an ecosystem differs from that
of a community in that, unlike the community, the ecosystem includes the a. producers. b. decomposers. c. physical environmental factors. d. animals as well as the plants. e. parasites.
Four of the five answers listed below describe human characteristics. Select the exception
a. development b. direction by DNA c. response to change d. ability to produce nutrition e. maintenance of internal environment
The large-scale community of organisms in a major ecological setting is a(n) ____
a. environmental system b. habitat c. biome d. ecosystem e. niche