1. Ecology Chapter 2 Welcome to Jeopardy

2. All deserts are an example of A. Biome B. Biosphere C. Ecosystem D. Community

3. The statement, “the cowbird can tolerate a wide range of temperatures,” characterizes the cowbird’s ________. A. Habitat B. Community C. population D. Niche

4. Two blue jays fighting over one female is an example of A. Interspecific Competition B. Intraspecific Competition C. Symbiotic Relationship D. Mutualism

5. Bears are an example of ________. A. OmnivoresOmnivores B. DetrivoresDetrivores C. CarnivoresCarnivores D. AutotrophsAutotrophs

6. The loss of water vapor from parts of plants is called….

7. What type of organism returns nutrients to an ecosystem? A. decomposer B. primary producer C. secondary producer D. top level consumer

8. __________is the ultimate energy source driving the biogeochemical cycles. A. Carbon B. Nitrogen C. Sunlight D. Water

9. The following picture best represents a A. Predation B. Commensalism C. Mutualism D. Parasitism

10. A food pyramid displays all the following EXCEPT A. amounts of energy B. Biomass C. Percent degration D. numbers of organisms

11. In what type of activity would you most expect an ecologist to be involved? A. identifying and classifying various species of insects in an ecosystem B. locating fossils of distinct species of turtles in a geographical area C.observing the relationships that woodpeckers have with other species in their environment D.studying the internal organs of a seal to learn how it survives in its environment

12. Which of the following is a biotic factor? A. Algae in the water B. Temperature of the air C. Density of the air D. Amount of sunlight

13. Each step in a food chain is called… A. Trophic Level B. Energy Transformation C. Energy Pyramid D. Food Web

14. A bird fluffs its feathers to trap warm air close to its body. The temperature of the air next to the bird’s skin is a(n) A. Abiotic Factor B. Biotic Factor C. Niche D. Homeostasis Factor

15. A. carnivores B. herbivores C. autotrophs D. heterotrophs Which type of organism exists at all trophic levels except the first trophic level?

16. In the energy pyramid shown below which level has the smallest number of organisms? A. Mice B. Grass C. Snake D. Cannot determine

17. What is denitrofication?

18. Which biogeochemical cycle involves evaporation, transpiration, precipitation and runoff? A. carbon cycle B. nitrogen cycle C. phosphorus cycle D. water cycle

19. Animals can be all of the following except… A. OmnivoresOmnivores B. HeterotrophsHeterotrophs C. CarnivoresCarnivores D. AutotrophsAutotrophs

20. The following picture represents A. Population B. Community C. Ecosystem D. Organism

21. Water, carbon, and nitrogen are released back into the atmosphere during ____________________. A. Decomposition B. Nitrogen Fixation C. Water Cycle D. Mutualism

22. The arrows in the diagram represent… A. Who eats who! B. Heat transferred C. Heat lost D. Energy transferred

23. The following picture is an example of.. A. Community B. Biosphere C. Ecosystem D. Population

24. Which process describes nitrogen fixation? A.animals eat plants containing nitrogen and return it to the soil through urination B.bacteria take nitrogen from the air and convert it to a form usable by plants C.organisms die and are decomposed into ammonia in the soil D.plants take nitrogen from the air and store it in their roots

25. The following is an example of A. Parasitism B. Predation C. Commensalism D. Mutualism

26. Some farmers use manure on their crop fields. How does this help the plants? A.protects them from intense sunlight B.keeps insects from eating the crops C.increases soil nitrogen and phosphorus levels D.increases soil oxygen and carbon dioxide levels

27. Which process returns nitrogen to the food web? A. decomposition B. denitrification C. nitrification D. nitrogen fixation

28. Which species is a carnivore? A. Flower B. Caterpillar C. Snake D. Leaf

29. The species interaction most frequently represented in a food chain is A. Mutualism B. Commensalism C. Predation D. Symbiotic relationship

30. Which species is a detrivore? A. Mushroom B. Rain C. Bear D. Tree

31. How much of the energy is released when one species eats another? A. 100% B. 50% C. 10% D. 90%

32. This animal is considered A. Detritivore B. Omnivore C. Autotroph D. Carnivore

33. Which of the following is not a type of symbiotic relationship? A. Predation B. Mutualism C. Parasitism D. Commensalism

34. Which of the following is listed from the least complex to the the most complex interactions? A. Population, Community, Biome, Ecosystem B. Community, Biome, Ecosystem, Community C. Ecosystem, Community, Biome, Biosphere D. Population, Community, Ecosystem, Biosphere

35. Which of the following would be something a ecologist would study?  A. Measure the effect of algae on a goldfish population in Lake Erie  B. Study the internal structure of a venus fly trap  C. Study how a virus is transmitted  D. Measure the average temperature in the rainforest for the past 10 years.