2. Jeopardy 100 Energy Flow Describing Populations Ecology Intro Changing Populations Ecological Interactions 200 300 400 500 400 300 200 100 500 400 300 200 100 500 400 300 200 100 500 400 300 200 100

3. 1 - $100 These are the first producers of energy-rich compounds that are later used by other organisms. These are the first producers of energy-rich compounds that are later used by other organisms. Primary Producers Primary Producers

4. 1 - $200 This process uses chemical energy to produce carbohydrates. This process uses chemical energy to produce carbohydrates. Chemosynthesis Chemosynthesis

5. 1 - $300 This type of organism eats waste or debris. This type of organism eats waste or debris. Detritivore Detritivore

6. 1 - $400 If a primary producer acquires 18,765 J of energy from the sun, how many joules would its secondary consumer acquire assuming it is found in the same ecological pyramid? If a primary producer acquires 18,765 J of energy from the sun, how many joules would its secondary consumer acquire assuming it is found in the same ecological pyramid? 187.65 J 187.65 J

7. 1 - $500 Photosynthesis and Chemosynthesis both rely on this molecule to create carbohydrates. Photosynthesis and Chemosynthesis both rely on this molecule to create carbohydrates. Carbon dioxide Carbon dioxide

8. 2 - $100 This refers to the number of individuals per unit area. This refers to the number of individuals per unit area. Population Density Population Density

9. 2 - $200 What are the three major patterns of population distribution? What are the three major patterns of population distribution? Clumped, Random, and Uniform Clumped, Random, and Uniform

10. 2 - $300 This is the maximum number of individuals of a particular species that a particular environment can support. This is the maximum number of individuals of a particular species that a particular environment can support. Carrying capacity Carrying capacity

11. 2 - $400 This refers to the number of males and females of each age a population contains. This refers to the number of males and females of each age a population contains. Age Structure Age Structure

12. 2 - $500 What are the four factors that affect population size? What are the four factors that affect population size? Birth rate, Death rate, Immigration, and Emigration Birth rate, Death rate, Immigration, and Emigration

13. 3 - $100 This term is considered to be the global sum of all ecosystems. This term is considered to be the global sum of all ecosystems. The Biosphere The Biosphere

14. 3 - $200 Give four examples of abiotic factors Give four examples of abiotic factors Air, water, light, soil, pH, temperature, salinity, humidity, inorganic nutrients. Air, water, light, soil, pH, temperature, salinity, humidity, inorganic nutrients.

15. 3 - $300 What are the biological influences on organisms called? What are the biological influences on organisms called? Biotic factors Biotic factors

16. 3 - $400 Another word for consumer is ____________. Another word for consumer is ____________. Heterotroph Heterotroph

17. 3 - $500 What are the three methods used in ecological studies? What are the three methods used in ecological studies? Observation, experimentation, and modeling Observation, experimentation, and modeling

18. 4 - $100 What determines an ecosystems carrying capacity? What determines an ecosystems carrying capacity? Limiting factors Limiting factors

19. 4 - $200 These operate strongly when population density reaches a certain level. These operate strongly when population density reaches a certain level. Density – dependent limiting factors Density – dependent limiting factors

20. 4 - $300 These affect all population in similar ways, regardless of population size and density. These affect all population in similar ways, regardless of population size and density. Density-independent limiting factors Density-independent limiting factors

21. 4 - $400 Name three density dependent limiting factors. Name three density dependent limiting factors. Competition, predation, herbivory, parasitism, disease, stress from overcrowding Competition, predation, herbivory, parasitism, disease, stress from overcrowding

22. 4 - $500 Around 80 deer Around 80 deer

23. 5 - $100 This can be described as a network of feeding interactions. This can be described as a network of feeding interactions. A food web A food web

24. 5 - $200 These organisms break down organic matter. These organisms break down organic matter. Decomposers Decomposers

25. 5 - $300 Each step in a food chain or food web is known as a ___________________. Each step in a food chain or food web is known as a ___________________. Trophic level Trophic level

26. 5 - $400 What term describes the total amount of living tissue within a given trophic level? What term describes the total amount of living tissue within a given trophic level? Biomass Biomass

27. 5 - $500 This illustration is used to show the relative amount of energy or matter contained within each trophic level in a given food chain or food web. This illustration is used to show the relative amount of energy or matter contained within each trophic level in a given food chain or food web. Ecological pyramid Ecological pyramid

28. Final Jeopardy Type question to appear here Type question to appear here Type answer to appear with a mouse-click here Type answer to appear with a mouse-click here