Species 1 % of Maximum Life Span % of Survivors Species 2 Species 3 % of Maximum Life Span % of Survivors % of Maximum Life Span % of Survivors 0 100 7 1.5 14 1.3 21 1.2 29 1 36 0.9 43 0.8 50 0.6 57 0.6 64 0.5 71 0.5 100 ១ ន ន ន ម ន ន ន ទ ឬ 100 0 100 10 99.1 17 80 98.7 32 73 97.8 50 45 40 96 66 34 50 93.7 81 17 60 88 100 0 70 76 80 22.2 90 2.25 0 79 0.4 86 0.4 93 0.1 100 0

Species 1 % of Maximum Life Span % of Survivors Species 2 Species 3 % of Maximum Life Span % of Survivors % of Maximum Life Span % of Survivors 0 100 7 1.5 14 1.3 21 1.2 29 1 36 0.9 43 0.8 50 0.6 57 0.6 64 0.5 71 0.5 100 ១ ន ន ន ម ន ន ន ទ ឬ 100 0 100 10 99.1 17 80 98.7 32 73 97.8 50 45 40 96 66 34 50 93.7 81 17 60 88 100 0 70 76 80 22.2 90 2.25 0 79 0.4 86 0.4 93 0.1 100 0

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter45: Population And Community Ecology

Section: Chapter Questions

Problem 6RQ: Humans have which type of survivorship curve? Type I Type II Type III Type IV

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Similar questions

The CDC released the following data in its 2013 Vital Statistics report. Age interval Number dying in age interval Number surviving at beginning of age interval 0-10 756 100,000 11-20 292 99,244 21-30 390 98,953 31-40 1,234 98,164 41-50 2,457 96,311 51-60 5,564 94,352 61-70 10,479 38,788 Table 45.3 Calculate the mortality rate for each age interval, and describe the trends in adult and childhood mortality per 100,000 births in the United States in 2013.
A population of 1,000 individuals experiences 462 births and 380 deaths in 1 year. What is the value of r for this population? a. 0.842/individual/year b. 0.462/individual/year c. 0.380/individual/year d. 0.820/individual/year e. 0.082/individual/year
Which two extinction risks may be a direct result of the pet trade? climate change and exotic species introduction habitat loss and overharvesting overharvesting and exotic species introduction habitat loss and climate change
Which of the following is best at showing the life expectancy of an individual within a population? quadrat mark and recapture survivorship curve life table
The per capita growth rate of a population where dispersal is not a factor is expressed as (a) i + e (b) b d (c) dN/dt (d) rN(K N) (e) (K N) K
Generally, living in a social group cost the individual in terms of ________. a. competition for food, other resources b. vulnerability to contagious diseases c. competition for mates d. all of the above
Which of the following is not a way that humans have increased the carrying capacity of the environment? agriculture using large amounts of natural resources domestication of animals use of language
Which of the following statements does not support the conclusion that giraffes are k-selected species? Giraffes are approximately 6' tall and weigh 150 Ibs at birth Wild giraffes begin mating at 6-7 years of age Newborn giraffes are capable of coordinated walking within an hour of birth, and running within 24 hours of birth Giraffes rarely give birth to twins.
Figure 45.10b If the major food source of the seals declines due to pollution or overfishing, which of the following would likely occur? The carrying capacity of seals would decrease, as would the seal population. The carrying capacity of seals would decrease, but the seal population would remain the same. The number of seal deaths would increase but the number of births would also increase, so the population size would remain the same. The carrying capacity of seals would remain the same, but the population of seals would decrease.
Figure 45.16 Age structure diagrams for rapidly growing, slow growing, and stable populations are shown in stages 1 through 3. What type of population change do you think stage 4 represents?
Certain parrot species cannot be brought to the United States to be sold as pets. What is the name of the legislation that makes this illegal? Red List Migratory Bird Act CITES d. Endangered Species Act (ESA)
Human populations have which type of survivorship curve? a. Type I b. Type II c. Type III d. Type IV