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v8

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The formula to calculate population density is _______. a. land area 2028-02-04-03-00_files/i0150000.jpg number of populations b. number of populations 2028-02-04-03-00_files/i0150001.jpg land area c. number of organisms...
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When tagging animals specifically for the study of population size, scientists must do all of the following EXCEPT: a. tag all individuals during the first study to ensure accurate results b. make sure that markings do n...
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Which of the following methods involves counting the number of organisms in a specific area? a. mark/recapture b. direct observation c. sampling d. indirect observation Please select the best answer from the choices prov...
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Which of the following samples has the greatest population density? a. 125,000 organisms in 2.5 mi2028-02-04-03-00_files/i0170000.jpg b. 13,000 organisms in 1.0 mi2028-02-04-03-00_files/i0170001.jpg c. 150,000 organisms...
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A J-shaped curve is called a(n) _______. a. logistic growth curve b. exponential growth curve c. linear growth curve d. population growth curve Please select the best answer from the choices provided A B C D
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The founder effect is an example of _______. a. the enhancement of recessive traits b. genetic drift c. human reproduction d. the enhancement of dominant traits Please select the best answer from the choices provided A B...
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The unusual maintenance of genetic diversity among the Mouflon in the Indian Ocean after a severe reduction in their population is mostly due to environmental pressures on the island where they lived. Please select the b...
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The Toba supervolcanic event caused a bottleneck in the human population by _______. a. raising global temperatures b. humans choking on volcanic ash c. inducing an ice age d. volcanic lava burning human villages Please...
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Which of the following statements is most accurate concerning the founder effect? a. It increases genetic variation. b. It is not an example of genetic drift. c. It results when a small population breaks away from a larg...
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Bottleneck events are always caused by the death of most of a species’ population. Please select the best answer from the choices provided T F
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In nature, this method is the only way diversity is truly created. Changes in the genetic material of an organism are passed on to offspring and, although the process is slow, it could eventually result in the creation o...
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The study of island biogeography is best said to be based on _______. a. founder populations b. genetic drift c. genetic diversity d. offspring exhibiting parental genes Please select the best answer from the choices pro...
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The bottleneck event that the cheetah went through in the last ice age ultimately resulted in a stronger, more robust species. Please select the best answer from the choices provided T F
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The Amish are an example of a population where the founder effect has resulted in generally rare genetic traits being more commonly expressed. Please select the best answer from the choices provided T F
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In a particular environment there is plenty of food, water, cover, and space to support a large population of pheasants, but a larger quantity of predators are introduced. The predators become the _______ for pheasants i...
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Identify the biotic limiting factor from the choices below. a. space b. vegetation c. water d. climate Please select the best answer from the choices provided A B C D
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When two species compete for the same ecological niche, they cannot coexist because they are competing for the exact same resources. One species is always slightly better adapted for the niche than the other, so over tim...
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Which of the following factors would have the least effect on the carrying capacity of an ecosystem? a. the total number of organisms b. the available water supply c. the available food supply d. competitive exclusion Pl...
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Which of the following factors would have the smallest impact on a population’s size? a. the total number of organisms b. the available water supply c. the variety of organisms d. adequate shelter Please select the best...
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Migration is _______. a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location c. the movement of organisms from their water supp...
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Which graph represents the function f (x) = StartFraction 2 x minus 1 Over x minus 1 EndFraction? On a coordinate plane, a hyperbola is shown. One curve opens up and to the right in quadrant 1, and the other curve down a...
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Which statement about the following system of inequalities is true? mc025-1.jpg There is no solution because the shading does not overlap. There is no solution because the graphs do not intersect. The solution contains p...
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Solve the system of equations below by graphing. mc012-1.jpg What is the solution rounded to the nearest tenth? (–1.1, 3.2) (0.2, 2.8) (0.7, –4.2) (2.7, 0.1)
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Consider the solution to the system of inequalities below. mc023-1.jpg Which of the following functions could be added to the system without changing the solution set? y > 2 y < 3 y < 2 y = 3
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Solve the system of equations below by graphing. mc008-1.jpg What is the solution rounded to the nearest hundredth? (23.19, –11.34) (23.19, 11.34) (33.87, –6.45) (33.87, 6.45)
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