Jeopardy

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

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

3. 1 - $200 • This process uses chemical energy to produce carbohydrates. • Chemosynthesis

4. 1 - $300 • This type of organism eats waste or debris. • Detritivore

5. 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? • 187.65 J

6. 1 - $500 • Photosynthesis and Chemosynthesis both rely on this molecule to create carbohydrates. • Carbon dioxide

7. 2 - $100 • This refers to the number of individuals per unit area. • Population Density

8. 2 - $200 • What are the three major patterns of population distribution? • Clumped, Random, and Uniform

9. 2 - $300 • This is the maximum number of individuals of a particular species that a particular environment can support. • Carrying capacity

10. 2 - $400 • This refers to the number of males and females of each age a population contains. • Age Structure

11. 2 - $500 • What are the four factors that affect population size? • Birth rate, Death rate, Immigration, and Emigration

12. 3 - $100 • This term is considered to be the global sum of all ecosystems. • The Biosphere

13. 3 - $200 • Give four examples of abiotic factors • Air, water, light, soil, pH, temperature, salinity, humidity, inorganic nutrients.

14. 3 - $300 • What are the biological influences on organisms called? • Biotic factors

15. 3 - $400 • Another word for consumer is ____________. • Heterotroph

16. 3 - $500 • What are the three methods used in ecological studies? • Observation, experimentation, and modeling

17. 4 - $100 • What determines an ecosystems carrying capacity? • Limiting factors

18. 4 - $200 • These operate strongly when population density reaches a certain level. • Density – dependent limiting factors

19. 4 - $300 • These affect all population in similar ways, regardless of population size and density. • Density-independent limiting factors

20. 4 - $400 • Name three density dependent limiting factors. • Competition, predation, herbivory, parasitism, disease, stress from overcrowding

21. 4 - $500 • Around 80 deer

22. 5 - $100 • This can be described as a network of feeding interactions. • A food web

23. 5 - $200 • These organisms break down organic matter. • Decomposers

24. 5 - $300 • Each step in a food chain or food web is known as a ___________________. • Trophic level

25. 5 - $400 • What term describes the total amount of living tissue within a given trophic level? • Biomass

26. 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. • Ecological pyramid

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