BIOLOGY CHAPTER 13 STUDY GUIDE ANSWERS

Chapter 13 – Principles of Ecology Study Guide Biology 1.

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Define ecology (emphasis on interactions). 2. What is the term for a group of different species in a given area?


Chapter 13 – Principles of Ecology Study Guide Biology1. Define ecology (emphasis on interactions).2. What is the term for a group of different species in a provided area?3. Which level of company in ecology is taken into consideration a major local or international neighborhood or organisms?4. List examples of biotic components. In other words, specify biotic and also list prevalent examples.5. Why would certainly wind be thought about an abiotic factor?6. A rainwoodland is taken into consideration a location that has high levels of biodiversity. What is the interpretation for biodiversity?7. What is a keystone species?8. Beavers are occasionally trapped for their fur. What could be one impact of raised trapping of beavers in an area? a. Biodiversity among the area’s fish would certainly increase b. The variety of herons and also kingfishers would certainly decrease c. Tright here would be more nesting locations for waterfowl d. More trees would certainly be reduced down9. An organism that renders its own food is dubbed a ______________________________.10. A moose is considered to be a customer bereason it _______________________________________________________________________.11. The basis for the power in an ecosystem is provided by _______________________________________________________________________.12. Most producers obtain energy from the Sun making use of the process of _______________________________________________________________________.13. Chemosynthesis is the procedure in which organisms’ _______________________________________________________________________.14. A version that mirrors a solitary sequence of feeding relationships is dubbed _______________________________________________________________________.15. Why are decomposers essential to the environment? What do they execute to help the environment?16. A food chain contains oak trees (producers), mice (herbivores), black rat snakes (carnivores), and bald eagles (carnivores). How many kind of trophic levels does this food chain have?17. What are food webs? Chapter 13 Study Guide Page 2 BIO18. The water cycle, in which water moves from the atmosphere, to the surchallenge, listed below ground, and also back, is likewise called the ______________________________________.19.

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Fossil fuels are component of which biogeochemical cycle?20. Wright here does many of the phosphorus cycle take place?21. Each level in a food chain contains much less power than the one listed below it because some power is ____________________________________________________________.22. The term biomass refers to full ___________________________________________.23. What is the term provided for a diagram that mirrors exactly how easily accessible power is distributed among trophic levels in an ecosystem?24. What does a biomass pyramid show?25. What is the term offered for a diagram that mirrors the number of individual organisms at each trophic level in an ecosystem?26. A group of gray wolves living in Minnesota is an example of ______________________________.27. Which of the complying with can be both primary and secondary consumers? a. Herbivores b. Carnivores c. Omnivores d. Detritivores28. Why are bacteria crucial in the nitrogen cycle?29. What is a detritivore?30. Define an ecomechanism.31. List the procedures associated in the hydrologic cycle.32. A pyramid of numbers is supplied to display __________________________________________________.33. All of the organisms that inhalittle the savanna make up a (n) _____________________________________________________.34. Why are producers vital to ecosystems? What do they do?35. What are two processes by which autotrophs make food?36. If a keystone species is removed from an ecosystem, what happens to the ecosystem?Short Answer Recheck out Chapter 13 Study Guide Page 3 BIO37. What carry out the arrows in Figure 13.3 represent?38. List all the heterotrophs shown in the diagram.39. Identify one food chain in the diagram.40. If caterpillars were removed from the ecodevice, which organisms would be affected? How?41. Exsimple what an power pyramid is.42. Draw and also show wright here additional consumers loss in an power pyramid.43. Draw and display the energy accessible at each consecutive level.44. Compare energy pyramids via biomass pyramids.45. Exsimple why pyramids are actually shaped in a triangle form.