BIOLOGY
5th Edition
ISBN: 9781264104680
Author: BROOKER
Publisher: MCG
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Chapter 60, Problem 6TY
Summary Introduction
Introduction: The ecological stability of any particular preserve is based on multiple factors and the two most important factors affecting the biogeography of any place is immigration and extinction of species. To maintain stability in a given ecological environment equilibrium needs to be maintained between immigration and extinction.
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Students have asked these similar questions
A recent United Nations analysis report gathered data on declines in biodiversity across the world. Using the graphs provided, which statement shows an area of concern and is an alternative to the general hypothesis "Humans are responsible for a significant increase in the extinction rate among species in the world today as a result of damage caused to the environment"?
A. Fertilizer use in developing countries should be encouraged to decrease the extinction rate
B. Decreasing air pollution in the least developed countries would decrease species survival rate
C. Protection of key biodiversity areas should be a priority for developed countries to lower the extinction rate
D. Assisting developing countries with more sustainable methods of extraction of living biomass would increase species survival rates
Lightning strikes in interior Alaska have resulted in frequent wildfires due to dry climate in late spring. What type of species is expected to grow in the area affected by the wildfire and what type of succession will it be, respectively?
Select one:
a.
First Species to Grow
Type of Succession
Lichen
Secondary
b.
First Species to Grow
Type of Succession
Tundra grass
Primary
c.
First Species to Grow
Type of Succession
Tundra grass
Secondary
d.
First Species to Grow
Type of Succession
Lichen
Primary
How are two different populations able to occupy the same ecological niche without one population eliminating the other?
Select one:
a. through low intraspecific competition for food and breeding areas
b. through low interspecific competition for food and breeding areas
c. through high intraspecific competition for food and breeding areas
d. through high interspecific competition for food and breeding areas
The study of how habitat-type distribution across a landscape is known as:
A. Landscape Ecology
B. Evolutionary Ethology
C. Population Biology
D. Conservation Biology
Chapter 60 Solutions
BIOLOGY
Ch. 60.2 - Core Skill: Modeling The goal of this modeling...Ch. 60.2 - Prob. 1CCCh. 60.2 - Prob. 1EQCh. 60.2 - Prob. 2EQCh. 60.2 - Prob. 3EQCh. 60.2 - Prob. 4EQCh. 60.4 - Prob. 1CCCh. 60.4 - Prob. 2CCCh. 60 - Prob. 1TYCh. 60 - Prob. 2TY
Ch. 60 - The idea that humans have an innate attachment to...Ch. 60 - The research conducted by Tilman and colleagues...Ch. 60 - Prob. 5TYCh. 60 - Prob. 6TYCh. 60 - Prob. 7TYCh. 60 - Prob. 8TYCh. 60 - Over time, dark forms of the peppered moth (Biston...Ch. 60 - Prob. 10TYCh. 60 - Prob. 1CQCh. 60 - Prob. 2CQCh. 60 - Prob. 3CQCh. 60 - Prob. 1COQCh. 60 - Prob. 2COQ
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- The theory of Island Biogeography predicts species richness based on __ and __ rates.a. growth and ageb. immigration and extinctionc. beta and alpha diversityd. none of thesearrow_forwardA rancher grazes cattle in a forest reserve. The cattle selectively graze grasses, herbs, and small shrubs. After 10 years, the cattle are removed from the forest and the forest begins to change back the way it was before the cattle were introduced. The changes in the forest would be an example of a. a climax community b. a pioneer community c. primary succession d. secondary successionarrow_forwardWhich of the following would undergo secondary ecological succession? a. Cooled volcanic lava b. A bare rock outcrop c. A heavily polluted stream that has been cleaned up d. A newly created shallow pond e. An abandoned parking lotarrow_forward
- Which statement comparing island biogeography to mainland biogeography is true? A. The slope of species richness to area should be steeper for mainland species than for island species. B. Mainland sites should experience higher rates of immigration than island sites. Mainland sites should experience higher rates of extinction than island sites. C. D. On the mainland, extinction rate increases with area faster than immigration rate does, whereas the opposite is true for islands. E. Extinction rates would be the same for mainland and island sites.arrow_forwardWhich activity would be most likely categorized as restoration ecology? a. Counting the number of fish species in a lake b. Determining the effects of traffic noise on singing robins c. Removing pollutants from the Hudson River d. Modeling the effects of climate change on the distribution of a plant e. Surveying genetic variation in a population of an endangered salamanderarrow_forwardWhat is the importance of endemic hotspots to biodiversity conservation? A. Endemic hotspots contain many species found nowhere else, so the conservation of a small amount of area will protect many species. B. Endemic hotspots have the highest species diversity, so their conservation will protect the most species. C. Endemic hotspots are those that contain species vital to human existence, ssuch as medicinal species, and therefore humans rely on these areas the most. D. Endemic hotspots are where speciation rates are thegreatest, so the conservation of those areas will likely lead to the formation of many species in the future. E. Endemic hotspots have very low ecosystem stability, therefore require more protections to avoid extiction.arrow_forward
- What type of ecological succession occurs on bare ground without soil? A. Secondary succession B. Primary succession C. Tertiary successionarrow_forwardWhich one of the following is the number of individuals per unit area? A. distribution B. growth rate C. density D. geographic rangearrow_forwardAn example of a pioneer species in primary succession and a pioneer species in secondary succession, respectively, are Select one: a. lichens and grass b. moss and insects c. lichens and trees d. grass and shrubsarrow_forward
- Assuming all other factors are equal, which statement about the success of core natural areas as a conservation measure is false? OA. Areas with compact shapes are superior to areas with less compact shapes. B. One large reserve is superior to a few small reserves with the same total area. C. Several reserves far apart are superior to the same number of reserves close together. O D. Reserves connected by habitat corridors are superior to unconnected reserves. Areas encompassing a range of vegetation types are superior to those with a uniform composition. E.arrow_forwardImagine that you were trying to set up some protected areas to save alpine meadow communities. What may determine the number of species maintained in each meadow in light of what you know about island biogeography? Would you expect the species compsotion to change in your meadows parks over time and why? This relates to the equillibrium theory of island biogeography.arrow_forwardThe orderly progress of communities, starting from bare rock with no soil or traces of a previous community, is calleda. primary succession.b. secondary succession.c. subclimax community.d. climax community.arrow_forward
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