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Barron's AP Environmental Science Sections 4-6
Terms in this set (60)
Forests of cold climates of high latitudes and high altitudes.
Warm year-round; prolonged dry seasons; scattered trees.
Low biodiversity due to lots of shade, which limits food for herbivores. Major resource for timber.
Temperate deciduous forest
The annual productivity of any ecosystem is greater than the annual increase in biomass of herbivores in the ecosystem because?
During each energy transformation, some energy is lost.
Net primary productivity per square meter is highest in which biome listed below?
All of the following are factors that increases population size except.
A specialist faces _____ competition for resources and has ___ ability to adapt to environmental changes. A generalist faces ___ competition for resources and has __ ability to adapt to environmental changes.
less, less, greater, greater
Whether a land supports a deciduous forest or grassland depends primarily on?
Consistency of rainfall from year to year and the effect that it has on fires
The main difference between primary and secondary succession is that?
Primary succession occurs on barren, rocky areas and secondary succession does not.
The biggest threat to species is?
Loss of habitat
Darwin noted that the Patagonian hare was similar in appearance and had a niche similar to the European hare. However, the Patagonian hare is not a rabbit. It is a rodent related to the guinea pig. This example illustrates the principle known as?
Members of the same species of moths are prevented from interbreeding because they live on opposite sides of a mountain range.
Darwin's finches are a good example of this biological principle.
In the evolutionary history of the horse, the early horse (Eohippus) was replaced by the modern one-toed horse.
As one travels from the tropical rain forests near the equator to the frozen tundra, one passes through a variety of biomes including deserts, temperate and deciduous forests, etc. The primary reasons for the change in vegetation is due to?
Changes in temperature and amount of rainfall
Species that serve as early warning of environmental damage are called
Which of the following statements is false?
Interspecific competition competition is competition between two members of the same species.
Which of the following best describes a nonanthropogenic secondary succession?
Wildflowers grow in an area that was previously destroyed by fire
The location of where an organism lives would be best described as its?
The darker shaded areas in the map above are known as?
Taiga (boreal forest)
Which of the following is NOT a primary depository for the element listed?
Burning fossil fuels coupled with deforestation increases the amount of _____ in the atmosphere?
In the nitrogen fixation cycle, cyanobacteria in the soil and water and Rhizobium bacteria in root systems are responsible for converting.
Nitrogen and hydrogen gas to ammonia
The cycle listed that has the most immediate effect on acid precipitation would be the?
Nitrogen is assimilated in plants in what form?
Choices B,C and D
Plants assimilate sulfur primary in what form?
Human increase sulfur in the atmosphere except?
Phosphorus is being added to environment except?
burning coal and fossil fuels
Carbon dioxide is a reactant in?
Primary biological process that removes carbon from the atmosphere and moves to the biosphere is?
Clearing of land for either habitation or agriculture does all of the following except?
All of the following have an impact on the nitrogen cycle except?
the action of aerobic bacteria acting on livestock wastes
Which of the following is a macronutrient essential for the formation of proteins?
Which of the following bacteria are able to convert soil nitrites to nitrates?
Which of the following are the largest phosphorus sinks?
I and IV
The cycle that is most common to all other cycles is the?
The energy that drives the hydrologic cycle comes primarily from?
solar energy and gravity
Which one of the following processes is working against gravity?
Ammonium ions are converted to nitrate and nitrite ions through which process?
Which form of nitrogen is most usable by plants?
Which would be least likely to be affected by a density-dependent limiting factor?
A small, scattered populaation
A population showing a growth rate of 20, 40, 60, 80.. would be a characteristic of?
Arithmetic (linear growth)
If a population doubles in about 70 years, it is showing a __% growth rate.
An island off Costa Rica includes 500 birds..
1.1 is the net growth
Afganistan has a groth rate of 4.8%, representing in doubling time of approximately?
Biotic potential refers to?
an estimate of maximum capacity
The number of children a woman has is known as?
The average American's ecological footprint is approximately?
Which of the following statements is FALSE?
They are all true statements
Pronatalists would agree with the following arguments EXCEPT?
Status of the family is often determined by the number of children
The number one cause of death worldwide is?
Following age structure diagram would be typical of?
Niger or Peru
This population would be?
Declining rapidly in the future
Which of the following examples does not demonstrate density-dependent factor affecting the population size?
The destruction of a rain forest om Brazil due to drought.
Density independent factors would include all of the following except?
Between 1963 and 2000, the rate of the world's annual population change ___ but the human population size __
dropped 40%, rose 90%
Replacement level fertility (RLF) for a couple is?
Which of the following factors is associated with the highest potential for population growth?
Highest percentage of people under age 18
Using the demographic transition model, which stage would be characteristic of death rates falling while birthrates remain high/
All of the following factors tend to cause women to have fewer children EXCEPT?
High infant mortality
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