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1 | |
Which term refers to visual improvements of disturbed land? |
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| | A) | revegetation |
| | B) | rehabilitation |
| | C) | restoration |
| | D) | reclamation |
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2 | |
Replacing topsoil and returning the original contour on land disturbed by strip mining is an example of: |
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| | A) | revegetation |
| | B) | rehabilitation |
| | C) | restoration |
| | D) | reclamation |
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3 | |
The primary goal of restoration is to: |
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| | A) | reestablish ecosystem processes and species composition |
| | B) | make disturbed land "look like" its former, undisturbed state |
| | C) | exclude human influence from ecosystems |
| | D) | replace one ecosystem with a more desirable one |
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4 | |
Which of the following represents a functional approach to restoration? |
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| | A) | attempting to reestablish the American chestnut (Castanea dentata) in eastern U.S. forests |
| | B) | constructing a "snapshot" of a site’s ecological past |
| | C) | recreating a historic forest |
| | D) | planting nonnative grasses on a degraded prairie to provide concealment for birds |
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5 | |
Resilience and persistence are ______; they appear in the totality of an ecosystem, but cannot be predicted from individual components. |
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| | A) | goals of reclamation |
| | B) | ignored in restoration |
| | C) | emergent properties |
| | D) | goals of compositional approaches to restoration |
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6 | |
The key limiting nutrient in terrestrial restoration efforts is usually ________. |
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| | A) | nitrogen |
| | B) | carbon |
| | C) | calcium |
| | D) | oxygen |
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7 | |
Phytoremediation is the use of ____ to remove toxic chemicals from terrestrial landscapes. |
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| | A) | machines |
| | B) | plants |
| | C) | birds |
| | D) | bacteria |
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8 | |
Which of the following is NOT an effective technique for restoring grasslands? |
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| | A) | mowing |
| | B) | prescribed burning |
| | C) | fire suppression |
| | D) | grazing |
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9 | |
Restoring riparian forests may require: |
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| | A) | flood control |
| | B) | channelizing streams |
| | C) | restoring seasonal flow changes in streams |
| | D) | installing dams |
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10 | |
What is the value of vegetative buffer strips adjacent to wetlands? |
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| | A) | increasing biodiversity |
| | B) | controlling floods |
| | C) | adding nitrates and phosphates to runoff |
| | D) | removing nutrients from runoff |
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11 | |
Which of the following is a true statement about restoration of wetlands? |
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| | A) | Restoration of wetlands may result in improved water quality. |
| | B) | Restored Iowa wetlands contain as many invertebrate species as natural wetlands. |
| | C) | Wetland sites will revegetate naturally from soil seed banks, no matter how long they have been dry. |
| | D) | Restored wetlands can recycle sediment and nutrients, so they can be used to receive drainage from feedlots, sewage lines, and septic fields. |
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12 | |
The principal cause of the degradation of Lake Erie (U.S.) was: |
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| | A) | radioactive contamination |
| | B) | heavy phosphorus loading from municipal discharge |
| | C) | toxic chemicals from industrial processes |
| | D) | overfishing |
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13 | |
____% of the world's total stream flow is regulated by dams, dikes, and levees. |
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| | A) | 0.6 |
| | B) | 6 |
| | C) | 60 |
| | D) | 99 |
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14 | |
Which of the following is NOT a technique for river restoration? |
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| | A) | breaching levees at selected points |
| | B) | installing log weirs to obstruct flow |
| | C) | pouring gravel or boulders into a channel |
| | D) | channelizing rivers to straighten meanders |
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15 | |
What can trend analysis accomplish? |
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| | A) | determine if a population is growing, stable, or declining |
| | B) | suggest the kinds of factors that may be involved in a population's decline |
| | C) | suggest strategies for restoration |
| | D) | all of the above |
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16 | |
Define factor resolution. |
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17 | |
Define biocultural restoration. |
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18 | |
Name the tropical ecologist whose work exemplifies biocultural restoration, and identify the Costa Rican reserve he helped establish. |
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2003 McGraw-Hill Higher Education