- Primary production in oceans is limited by the availability of __________.
- In which of the following groups of organisms would you expect production efficiency to be the greatest?
- Rates of decomposition are generally highest in areas that are __________.
- The process that directs the manufacture of a cell product from a gene is called __________.
- Regulation of molecules within an organism in response to a changing level of chemicals and the ability to self-regulate is called __________.
- Which of the following organisms is mismatched with its trophic level?
- A very simple community in an early successional stage has three species with the following relative abundances: A-0.5, B-0.25, C-0.25. What is the Shannon diversity index for this community?
- Two allopatric species of Galápagos finches have beaks of similar size. The observation that significant differences in beak size occur when the two species occur on the same island is an example of __________.
- Ecologists survey the tree species in two forest plots. Plot 1 has six different species, and 95% of all trees belong to just one species. Plot 2 has five different species, each of which is represented by approximately 20% of the trees. Compared with plot 1, plot 2 has __________.
- In which biome would you expect to find organisms with adaptations for tolerating changes in salinity?
- On a global scale, average temperatures are highest at the equator due to __________.
- All else being equal and assuming logistic population growth, fishing efforts should __________ in order to maintain the highest population growth rate of a fish species.
- A Type I survivorship curve is level at first, with a rapid increase in mortality in old age. This type of curve is __________.
- An area of habitat where temperate broadleaf forest grades into a grassland would be referred to as __________.
- A study of the effect of fire on carbon cycling in a coniferous forest would be an example of which level of ecology?
- A study quantifying the proportion of time Hawaiian monk seals spend on land would be an example of what level of ecology?
- According to the top-down (trophic cascade) model of community control, which trophic level would you decrease if you wanted to increase the vegetation in a community?
- In an area with a heterogeneous distribution of suitable habitats, the dispersion pattern of a population would most likely be __________.
- Which of the following is not a density-dependent factor limiting a population's growth?
- An increase in the carrying capacity of the environment would have what effect on the size of an r-selected population regulated by density-independent factors?