Population Demography

Review Questions

Which of the following methods will tell an ecologist about both the size and density of a population?

  1. mark and recapture
  2. mark and release
  3. quadrat
  4. life table

Hint:

C

Which of the following is best at showing the life expectancy of an individual within a population?

  1. quadrat
  2. mark and recapture
  3. survivorship curve
  4. life table

Hint:

D

Humans have which type of survivorship curve?

  1. Type I
  2. Type II
  3. Type III
  4. Type IV

Hint:

A

How is a clumped population distribution beneficial for prey animals?

  1. Being a member of a larger group provides protection for each individual from predators.
  2. Prey animals rely on each other to acquire food.
  3. Prey animals live in small family groups to raise young.
  4. Clumped population distributions ensure that at least one member of the population knows how to identify the seasonal migration route.

Hint:

A