Name___________________________________ Date________________ Period_________

Quiz – Chapters 6 & 18, Terrestrial Biomes and Land Use

_____1. Which of the following is NOT one of the top 5 countries with the greatest tree harvests?

A. United States B. Canada C. China D. Germany E. Brazil

_____2. Which of the following statements about clear cutting is false?

A. It is the most cost-effective way to harvest trees

B. When done on a small scale, it can benefit some wildlife species

C. It increases soil erosion and causes mudslides

D. Clear cut forests at higher altitudes are more difficult to regenerate than those at low altitudes

E. None of the above are false

_____3. The primary reason for widespread deforestation in developing countries today is:

A. timber harvest D. clearing of land for pastures and agriculture

B. forest fire management E. lumber for home construction

C. harvest of wildlife for food

_____4. Which of the following is not a method currently used to harvest trees?

A. clear cutting C. seed tree cutting E. none of the above

B. selective cutting D. shelterwood cutting

_____5. The natural, human-induced process that decreases the future ability of the land to support crops or livestock is known as:

A. desertification C. overgrazing E. undergrazing

B. land degradation D. clear cutting

_____9. Rangelands in the United States:

A. have been on the decline since the early 1900s.

B. are maintained exclusively by fees collected from private livestock operators.

C. do not currently support large populations of free-ranging grazers.

D. make up approximately 50% of the total land area in the United States.

E. can be used for grazing private livestock for a fee if you have a permit.

_____10. The biological community that characterizes the arctic tundra is:

A. migrating herbivores, small mammals, predatory birds. D. large trees.

B. diverse amphibians and reptiles. E. A and C

C. mosses, lichens, and dwarf woody plants.

_____11. An ecological simplification in which only one type of plant is cultivated over a large area is considered

A. wildlife corridor C. monoculture E. wise-use move

B. natural regulation D. single species standard

_____12. Which of the following is not an ecosystem service performed by rural lands?

A. flood and erosion control D. groundwater recharge

B. waste recycling E. wildlife habitat

C. leaching of mineral nutrients

_____14. Wildlife corridors are intended to provide:

A. further habitat fragmentation.

B. increased species richness within forest monocultures.

C. a means for controlling insect pests and invasive species.

D. increased timber production.

E. opportunities for larger animals to establish larger territories.

_____15. Deforestation is linked to all of the following except:

A. release of CO2, which may contribute to an increase in global temperature.

B. decreased soil fertility.

C. the extinction of many species.

D. increasingly dry local climates.

E. decreased surface water flow into streams and rivers.

_____17. Subsistence agriculture:

A. has little or no impact on deforestation since it is a small-scale approach.

B. is where a family produces just enough food to feed itself.

C. is only used by 1 to 2 million farmers today since it is an outdated farming practice.

D. does not use the slash-and-burn agriculture method.

E. is a typical land use practice in highly developed countries.

_____18. Which of the following is not a way to slow deforestation?

A. replant trees

B. allow the land that has been under slash-and-burn agricultural practices to rest for 20-100 years

C. promote additional slash-and-burn agricultural practices

D. harvest trees only at the time they reach harvestable size

E. promote land reform changes

_____19. The biome with high amounts of precipitation, large narrow-leaved evergreen trees, and epiphytes including lichens is the:

A. taiga. D. boreal forest. E. temperate rain forest.

B. temperate deciduous forest. C. chaparral.

_____20. What is the relationship of overgrazing to desertification?

A. Overgrazing is the destruction of vegetation; desertification is the destruction of a desert ecosystem

B. Overgrazing results in barren exposed soil; continued erosion may result in desertification

C. Overgrazing is brought about by cattle; desertification is brought about by temperature

D. Overgrazing is caused by too fertile rangeland; desertification caused by too fertile agricultural la

E. Overgrazing is a synonym for desertification

_____21. Which of the following would be an unsustainable use of forests?

A. managed plantations of trees for wood

B. managed plantations of trees for rubber, nuts, etc

C. preservation as part of the national heritage and for ecotourism

D. reduced logging of unmanaged forests

E. clear cutting at short intervals to maximize yield

_____22. Preservation of old growth forests is accomplished by

A. not allowing any of the trees to be cut down

B. limiting logging to 1/4 of the forest

C. limiting logging to a sustainable level

D. allowing logging in only 80 percent of the forest

E. old growth forests cannot be preserved

_____23. The two most important factors in determining the climate of an area are

A. temperature and ocean currents D. light and temperature

B. precipitation and light E. light and ocean currents

C. temperature and precipitation

_____24. Chaparral biomes occur:

A. only in the immediate area surrounding the Mediterranean Sea.

B. in regions with low levels of annual precipitation.

C. in areas with very fertile soil and a deep topsoil layer.

D. in areas where fires are almost nonexistent.

E. in regions around the globe with mild, rainy winters, followed by hot, dry summers.

_____25. Tropical dry forests are being destroyed largely due to demand for:

A. food. C. mining ores. E. fuel.

B. pharmaceutical products. D. industrial wood and wood fiber.

_____26. Tundra

A. has an extended day length during its growing season.

B. has nutrient-rich soils.

C. is characterized by heavy precipitation.

D. experiences very long winters and long summers.

E. occurs in extreme southern latitudes.

_____28. The boreal forest:

A. has numerous ponds and lakes formed by glaciers. D. has a layer of permafrost.

B. cannot support amphibians or reptiles. E. has warm winters

C. is well suited for conversion to agriculture.

_____30.The maximum number of any species that the ecosystem can support is the

A. maximum sustainable yield C. carrying capacity E. limiting factor

B. Total allowable catch D. growth factor

_____31. Hot summers and cold winters, topsoil rich in organic material, annual precipitation of 75 to 125 cm (30-50 in), and many hardwood trees are characteristics of the:

A. temperate deciduous forest. D. boreal forest.

B. temperate grassland. E. chaparral.

C. temperate rain forest.

_____32. Which of the following biomes has the highest biodiversity?

A. temperate deciduous forest C. taiga E. tropical desert

B. savanna D. tropical rain forest

_____33. Tropical rain forests:

A. are typically composed of at least five distinct layers, or stories, of vegetation.

B. are found in areas with high accumulations of organic material in the soil.

C. occur in areas with ancient, mineral-poor soil.

D. are known for being only moderately productive.

E. are known for having moderate levels of biodiversity.

_____34. Soil in deserts :

A. is arid. D. is low in minerals.

B. is high in organic material. E. All of the above

C. supports extensive vegetation.

_____35. Deciduous forests

A. have very little precipitation D. have trees that shed their leaves seasonally

B. have very week topsoil E. are not found in the US

C. are not useful commercially

_____36. All of the following apply to the tundra biome except:

A. abundant average annual precipitation C. nutrient-poor soils E. permafrost

B. long, harsh winters and short cool summers D. little organic matter

_____37. The biomes that commonly have fire-adapted species are:

A. temperate grassland, savanna, and boreal forest.

B. desert, temperate grassland, and savanna.

C. temperate grassland, savanna, and tundra.

D. chaparral, temperate grassland, and savanna.

E. temperate grassland, chaparral, and temperate deciduous forest.

_____39. Which of the following abiotic factors does not typically affect biome structure?

A. elevation B. wildfires C. droughts D. salinity E. floods

_____41. Which of the following human impact is mis-matched with the detrimental effect it has had on a biome?

A. Oil and natural gas exploration à long-lasting injury due to slow regeneration of the tundra

B. Mining, drilling for gas and oil, and farming à loss of boreal forest (deforestation)

C. Overharvesting of old-growth forest à loss of temperate rain forest habitat for endangered and threatened species

D. Off-road vehicle damage and military exercises à erosion and loss of vegetation in the desert

E. Hunting and fishing à desertification of the savanna, tropical grasslands

_____42. Which of the following statements about desert inhabitants is not true?

A. Both annual and perennial plants live in the desert.

B. Desert animals typically have adaptations for conserving water, but plants require no special adaptations.

C. Many desert plants are protected from predation by thorns and toxins.

D. Desert animals are typically small and nocturnal.

E. All the above are true

_____43. Which biome is mismatched with the statement that follows it?

A. Tropical rain forest: plants grow in layers – canopy, understory

B. Tundra: most fragile biome on this planet

C. Boreal forest: well suited for agriculture because of short growing season and mineral-poor soil

D. Grassland: trees and grasses have fire-adapted features such as extensive underground root systems.

E. Desert: plant cover is sparse and soil is low in organic material but high in mineral content

_____44. Which of the following is not a biome?

A. boreal forest C. mangrove forest E. tundra

B. desert D. savanna