APES Chapter 10
The red areas on the map represent areas that contain large numbers of species facing the threat of extinction. The name for these areas are...
Biodiversity hot spots
Which term refers to the process of repairing damage caused by humans to the biodiversity and ecosystem services provided by ecosystems?
Ecological restoration
Tree farms are more biologically diverse than second-growth forests.
False
10. Which of the following statements is true? I. The only habitat damage done during forest management is the actual cutting of the trees II. Habitat damage occurs during preparation for tree harvest as well as during the harvest III. Habitat damage during forest harvest is quickly and easily remediated I only II only III only I and II II and III
II Only
Which of the following is a harmful effect of even carefully designed logging roads? increased erosion habitat corridors decreased sediment runoff increased access to farms, mines, and ranches increased native biodiversity
Increased Erosion
The removal of vegetation and increased erosion seen in riparian areas often results in...
Increased water pollution
Forest fires are not a major threat to forest ecosystems as part of a natural cycle.
True
Forests covering approximately 30% of the U.S. land area supply about two-thirds of the nation's surface water.
True
If current deforestation rates continue, about 40% of all the world's remaining intact forests will have been logged or converted to other uses in 20 years.
True
Only about 1% of national parks in less-developed countries are protected.
True
The global monetary value of ecosystem services is at least $125 trillion per year.
True
Up to 60% of the wood consumed in the United States is wasted unnecessarily.
True
Michael Rosenzweig suggests we need to learn how to share with other species the spaces we dominate. He calls this new form of conservation biology ____.
Reconciliation ecology
Which of the following is a key to managing forests sustainably? Re-planting only fast-growing tree species when reseeding a harvested forest Using the clear cut method of forest harvest to speed the re-establishment of new forest Reducing the demand for forest products by replacing them with other alternatives Focusing on harvesting only the most mature trees in order to control the re-seeding more carefully Preventing all fire within a forest in order to preserve the existing biodiversity
Reducing the demand for forest products by replacing them with other alternatives
unfenced natural grasslands that supply forage
rangeland
streams or rivers lined by strips of vegetation
riparian zones
small groups of grazers confined to one area for a few days and then moved to a new location
rotational grazing
Which country leads the world in new forest cover, mostly due to its plantations of fast-growing trees? Ecuador the United States Costa Rica China Burma
the United States
One of the reasons for cutting trees is to provide pulp for making paper. However, paper can be made from a number of other sources. What is not a viable source of paper?
Animal fats
Biodiversity hotspots are ____.
Areas that are highly endangered centers of biodiversity
The area along streams on which ranchers like to graze their cattle is called the ____.
Riparian zone
Four of the following are measures to speed up ecosystem recovery. Choose the one that is not. rehabilitation secondary succession replacement creating artificial ecosystems restoration
Secondary succession
The growth of low density neighborhoods surrounding cities is termed
Sprawl
managed grasslands or fenced meadows
pastures
an uncut or regrown forest that has not been seriously disturbed by human activities or natural disasters for at least 200 years
primary forest
