1 This is Jeopardy Chapter 20 -Populations

2 Category No. 1 Category No. 2 Category No. 3 Category No. 4 Category No Final Jeopardy

3 C1-100-The answer is… How do you calculate population density? Number of organisms/area Back

4 C1-200-The answer is… When organisms move out of a population it is called emigration Back

5 C1-300-The answer is… What is happening if a population decreases? Birth rate is lower than death rate Back

6 C1-400-The answer is… What are 2 ways a population can decrease in size? Emigration, increased death rate Back

7 C1-500-The answer is… Exponential growth occurs when There are unlimited resources Back

8 C2-100-The answer is… In a logistic growth curve, exponential growth is the phase in which the population Grows quickly Back

9 C2-200-The answer is… A biotic or abiotic factor that causes populations to decrease is a Limiting factor Back

10 C2-300-The answer is… This is the population that a given environment can support Carrying capacity Back

11 C2-400-The answer is… Which would be least likely to be affected by a density dependent factor? A small scattered population Back

12 C2-500-The answer is… About 500 years ago the population started to Increase rapidly Back

13 C3-100-The answer is… What caused the human population to increase dramatically in the last 500 years? Industrial revolution Back

14 C3-200-The answer is… Under ideal conditions with unlimited resources a population will… Grow exponentially Back

15 C3-300-The answer is… Competition, predation, and parasitism are all? Density dependent factors Back

16 C3-400-The answer is… What kept the human growth rate low before the industrial revolution? Sickness, poor hygiene, low availability of resources Back

17 C3-500-The answer is… What is the difference between an age structure diagram of a developed country vs. a developing country? Developing country – more triangular Developed country – more even distribution from bottom to top Back

18 C4-100-The answer is… On a survivorship curve a Type 1 organism might be a? human Back

19 C4-200-The answer is… On a survivorship graph a type 2 organism might be a? squirrel Back

20 C4-300-The answer is… A type 3 curve on a survivorship graph might include this organism. Any insect Back

21 C4-400-The answer is… In what ways can a population change? Emigration, immigration, low or high birth rate or death rate Back

22 C4-500-The answer is… What is the difference between exponential and logistical growth? Exponential – unlimited quick growth Logistical – level population rate because of carrying capacity and limiting factors Back

23 C5-100-The answer is… This type of dispersion would be represented by packs or schools. clumped Back

24 C5-200-The answer is… This type of dispersion would be represented by penguins uniform Back

25 C5-300-The answer is… This type of dispersion could be represented by plants but is rare. random Back

26 C5-400-The answer is… Carrying capacity includes but is not limited to the following factors. Amount of available food and living space Back

27 C6-500-The answer is… The predator-prey relationship is a density _________ factor. dependent Back

28 Final Jeopardy Explain the difference between an r-selected organism and a k-selected organism. R- selected: short life span, small body size, reproduce quickly, have many young, little parental care ex. Cockroaches, weeds, bacteria K-selected: long life span, large body size, reproduce slowly, have few young, provide parental care ex. Humans, elephants Back End Game