1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Population Dynamics Limiting Factors Density Problems Human Population Actual Test Questions

2. The number of organisms per unit area.

3. Population Density

4. The pattern of spacing of a population within an area.

5. Dispersion

6. The type of dispersion displayed by a herd animal such as American Bison.

7. Clumped

8. The type of growth model in which growth begins slow and then increases faster and faster. Shown by a J-Shaped Graph.

9. Exponential

10. The type of growth model in which the population grows slowly at first, followed by a period of rapid growth, and then the stabilizes at the carrying capacity. Shown with an S- Shaped Graph.

11. Logistic

12. Any factor in the environment that depends on the number of members in a population per unit area. (Disease, Competition, Parasites)

13. Density Dependent

14. Any factor in the environment that does NOT depend on the number of members per unit area. (Weather, Human Influence)

15. Density Independent

16. The type of reproductive strategists that produces few offspring and invests a lot of resources into each offspring. (Humans, Elephants)

17. K-strategist

18. The type of reproductive strategists that produce many offspring expending little energy to each. (Fruit Flies, Mosquitoes)

19. R-strategist

20. The maximum number of individuals in a species that an environment can support for the long term.

21. Carrying Capacity

22. The number of organisms moving IN to a population.

23. Immigration

24. The number of organisms moving OUT of a population.

25. Emigration

26. A term that explains how fast a given population grows.

27. Population Growth Rate

28. The number of organisms being born into a population.

29. Natality

30. A population of bees starts at 100. If the growth rate is an increase of 50 bees/year, how many bees will there be in the population after 5 years?

31. 350 bees

32. The study of human population, density, distribution, movement, and birth and death rates.

33. Demography

34. The number of males and females in each of three age groups: pre- reproductive stage, reproductive stage, and post-reproductive stage.

35. Age Structure

36. A population trend in which birth rates equal death rates.

37. Zero Population Growth

38. The largest factor causing an increase in the population of the united states.

39. Immigration

40. A change in a population from high birth and death rates to low birth and death rates.

41. Demographic Transition

42. The size of a population will decrease if mortality _________.

43. Increases

44. Density, distribution, and growth rate are characteristics used to classify which one of the following? A. Biomes B. Populations C. Limiting Factors D. Age Structure

45. B. Populations

46. A flowering plant has seeds that are carried by the wind. Infer the most likely dispersion pattern of the plants that grow from these seeds. A. Uniform B. Clumped Groups C. Random D. Spatial

47. C. Random

48. The human population growth rate has always increased. (True or False)

49. False

50. A fruit fly that has a short life span and produces many offspring can be classified into which reproductive strategy? A. r-strategist B. k-strategist C. a carrying-capacity strategist D. a logistic strategist

51. A. r-strategist