Midterm 2 - View Results Midterm 2-v2 postmortem User ID:...

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View Results Midterm 2-v2 postmortem User ID: bthames3 Attempt: 1 / 5 Out of: 108 Started: December 11, 2006 19:43 Finished: December 11, 2006 20:02 Time spent: 18 min. 54 sec. Student finished 31 min. 6 sec. ahead of the 50 min. time limit. Question 1 (2 points) 1. During which of the following age intervals does this organism have the highest risk of mortality? Student response: Student Response Answer Choices a. 0-1 b . 1-2 c. 2-3 d . 3-4 e. Cannot tell from the information in the table Score: 2 / 2 Question 2 (2 points) 2. Which of the following statements is true?
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Student response: Student Response Answer Choices a. 10 individuals died in age interval 1-2. b . 20 individuals died in age interval 1-2. c. More individuals died in age interval 1-2 than in age interval 3-4. d . Individuals have the highest probability of dying during their second year of life. e. None of the above are true. Score: 2 / 2 Question 3 (2 points) 3. From this life table, you can conclude that Student response: Student Response Answer Choices a. individuals begin reproducing in their first year of life. b . the oldest individuals have the highest reproductive output. c. on average, reproductive output is lower for age interval 3-4 than for the interval 4- 5. d . reproductive output increases continuously with age. e. sexual maturity occurs at about 2 years of age. Score: 2 / 2 Question 4 (2 points) 4. Which of the following is true of the carrying capacity, which is often symbolized "K"?
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Student response: Student Response Answer Choices a. When N = K, the birth rate in a population is zero. b . The rate of population growth in an unlimited environment is proportional to K. c. In a population at its K, the birth rate equals the death rate. d . K is always determined by the amount of food in an environment. e. K changes over time for each population. Score: 2 / 2 Question 5 (2 points) 5. The growth rate of a population in an unlimited environment Student response: Student Response Answer Choices a. is described by an S-shaped curve. b . is greater than the intrinsic rate of increase. c. is equal to (b - d)N. d . is affected by competition for resources. e. is less than the intrinsic rate of increase. Score: 2 / 2 Question 6 (2 points) 6. A single bacterium put in an environment with unlimited resources and no competition would Student response: Student Response Answer Choices a. reproduce logistically towards infinity b. reproduce exponentially towards infinity c. reproduce linearly towards infinity d. Both A and C. e. Both B and C.
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Score: 2 / 2 Question 7 (2 points) 7. Which of the following is not an assumption of the logistic model for population growth? Student response: Student Response Answer Choices a. Members of the population compete for resources at high density. b
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This note was uploaded on 04/29/2008 for the course BIO 1510 taught by Professor Unknown during the Fall '07 term at Georgia Institute of Technology.

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Midterm 2 - View Results Midterm 2-v2 postmortem User ID:...

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