(A) G = rN K – N) K (C) (B) (x-axis) Question: Which of the lines/curves best represents global human population growth? a. Curve B b. none O c. Line C O d. Curve A (y-axis)
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- What do bioarchaeologists do? A. None of these are correct B. They identify population trends by looking at prehistoric living structures. C. They identify population trends by looking at skeletal material. D. They only look at ancient artifacts to study past populations.A population that grew in close relation to the amount of resources available in the environment, would experience A. exponential growth, such as shown on the J-shaped curve B. logistic growth, such as shown on the S-shaped curve C. unpredictable growth, such as shown on the ?-shaped curve D.logistic growth, such as shown on the J-shaped curve E. exponential growth, such as shown on the S-shaped curveIn a graph of population size versus time, a J-shaped curve is characteristic of (a) exponential population growth (b) logistic population growth (c) zero population growth (d) replacement-level fertility (e) population growth momentum
- A population of bats in a local zoo demonstrates geometric growth. The initial population size is 43 bats. During that year, 77 bats are born, and 21 bats are lost to accidents and predators. a. Determine the geometric growth rate (λ). Show your work. b. Do you assume that the population will continue to increase at this rate? Explain how you made this conclusion.What do bioarchaeologists do? A. They identify population trends by looking at skeletal material. B. They only look at ancient artifacts to study past populations. C. None of these are correct D. They identify population trends by looking at prehistoric living structures.Use this graph of the idealized exponential and logistic growth curves to complete the following. a. Label the axes and curves on the graph.b. What does the dotted line represent? c. For each curve, indicate and explain where population growth is the most rapid. d. Which of these curves better represents global human population growth?
- Assume that the population of the greater roadrunner in the Guadelope Desert was 250 per hectare at the beginning of 1999. If the carrying capacity, K , is 750 and r=0.25 per year, what is the number ofroadrunners: (a) after a year later, (b) ten years later, (c) after a score, (d) a century later, and (e) a millennium later?A population that did not grow in close relation to the amount of resources available in the environment, and dramatically overshot the carrying capacity, would experience: A. logistic growth, such as shown on the S-shaped curve B. exponential growth, such as shown on the J-shaped curve C. unpredictable growth, such as shown on the ?-shaped curve D. exponential growth, such as shown on the S-shaped curve E.logistic growth, such as shown on the J-shaped curveA continuously growing population of alligators has a population size of 1,000 and an intrinsic rate of increase of r= 0.05 per year. Assuming that this rate of increase remains the same, about how long should it take for the population to reach 4000?
- The growth of a population of rare South American beetles is given by the logistic function with k = 0.00001 and t in months. Assume that there are 200 beetles initially and that the maximum population size is 10,000. a. Find the growth function G1t2 for these beetles. Find the population and rate of growth of the population after the following times. b. 6 months c. 3 years d. 7 years e. What happens to the rate of growth over time?Meta population models focus on the BIDE (birth, immigration, death, emigration) dynamics, colonization and extirpation. A) Explain how these relate to genetic bottlenecks and explain why meta population models have a hard time predicting such events? B) Why is the island biogeography model a strong example of meta population dynamics?Japan currently exhibits which of the following age-structures (population profiles)? A. the column population profile B. the inverted pyramid population profile C. the bulge population profile D. the pyramid population profile E. all of the above