AP Bio Population Quiz

12 Questions | Total Attempts: 47

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AP Bio Population Quiz

Questions and Answers
  • 1. 
    When the size of a population greatly exceeds K, it would be expected the population to
    • A. 

      Rapidly increase

    • B. 

      Slowly increase.

    • C. 

      Slowly decrease

    • D. 

      Rapidly decrease.

    • E. 

      Stabilize

  • 2. 
    The logistic equation:
    • A. 

      Models a J-shaped growth curve.

    • B. 

      Takes into account the carrying capacity of the environment.

    • C. 

      Predicts continued exponential growth.

    • D. 

      Would characterize the uncontrolled growth of a population.

    • E. 

      Models a K-shaped growth curve.

  • 3. 
    When r = 0, the population size:
    • A. 

      Will increase

    • B. 

      Will decrease

    • C. 

      Is stable

    • D. 

      Depends upon population size

    • E. 

      Depends on carrying capacity

  • 4. 
    In models of logistic population growth, 
    • A. 

      Population growth rate slows dramatically as N approaches K.

    • B. 

      New individuals are added to the population most rapidly at the beginning of the population's growth.

    • C. 

      Only density-dependent factors affect the rate of population growth

    • D. 

      Only density-independent factors affect the rate of population growth

    • E. 

      Carrying capacity is never reached.

  • 5. 
    Which of the following characterizes relatively K-selected populations?
    • A. 

      Offspring with good chances of survival

    • B. 

      Many offspring per reproductive episode

    • C. 

      Small offspring

    • D. 

      A high intrinsic rate of increase

    • E. 

      Early parental reproduction

  • 6. 
    Carrying capacity is
    • A. 

      Seldom reached by marine producers and consumers because of the vast resources of the ocean.

    • B. 

      The maximum population size that a particular environment can support.

    • C. 

      Fixed for most species and unchanging, even when environments change.

    • D. 

      Determined by density and dispersion data.

    • E. 

      The term used to describe the stress a population undergoes due to limited resources.

    • F. 

      The term used to describe the stress a population undergoes due to limited resources.

  • 7. 
    Generally, r-selected organisms exhibit:
    • A. 

      Short life spans and early maturity.

    • B. 

      Long life spans and extended parental care of offspring.

    • C. 

      Long development time to maturity, but small body size.

    • D. 

      Large body size and extended parental care of offspring.

    • E. 

      Large body size, but short life spans.

  • 8. 
    A caribou dies because it is weakened by parasites, such as tapeworms, passed from one individual to the next under crowded conditions.  What killed the caribou?
    • A. 

      Density-independent factors

    • B. 

      Density-dependent factors

    • C. 

      Abiotic factors

    • D. 

      Biotic factors

    • E. 

      Density-dependent and biotic factors

    • F. 

      Density-independent and abiotic factors

  • 9. 
    Human population is currently following a J-shaped curve.  This means that the population is growing
    • A. 

      Arithmetically

    • B. 

      Sigmoidally

    • C. 

      At a decreasing rate

    • D. 

      At carrying capacity

    • E. 

      Exponentially

  • 10. 
    A population will grow exponentially when
    • A. 

      The birth rate and death rate are equal

    • B. 

      The birth rate exceeds the death rate and there is no immigration or emigration

    • C. 

      Emmigration exceeds immigration and the birth rate equals the death rate

    • D. 

      The birth rate equals the death rate and immigration is equal to emigration

    • E. 

      The carrying capacity is exceeded

  • 11. 
     All of the individuals of a single species within a community is a(n)
    • A. 

      Ecosystem

    • B. 

      Population

    • C. 

      Biome

    • D. 

      Community

    • E. 

      Niche

  • 12. 
    Which of the following species are capable of exhibiting exponential growth?
    • A. 

      Many bacteria

    • B. 

      Fruit flies

    • C. 

      Humans

    • D. 

      Bald Eagles

    • E. 

      All species

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