1. Ecosystem Review Rapid Recall

2. #1 Many overlapping food chains is called a __________?

3. Ecosystem Review Rapid Recall #1 Answer Many overlapping food chains is called a __________? food web

4. Ecosystem Review Rapid Recall #2 An organism that makes its own food is classified as a ______ or ______?

5. Ecosystem Review Rapid Recall #2 Answer An organism that makes its own food is classified as a ______ or ______? producer or autotroph

6. Ecosystem Review Rapid Recall #3 An organism that must eat or take in its food is classified as a ______ or ______ ?

7. Ecosystem Review Rapid Recall #3 Answer An organism that must eat or take in its food is classified as a ______ or ______ ? consumer or heterotroph

8. Ecosystem Review Rapid Recall #4 An organism that eats or consumes a producer is a ______ level consumer.

9. Ecosystem Review Rapid Recall #4 Answer An organism that eats or consumes a producer is a ______ level consumer. 1 st or primary

10. Ecosystem Review Rapid Recall #5 An organism that eats or consumes a 1 st level consumer is a ______ level consumer.

11. Ecosystem Review Rapid Recall #5 Answer An organism that eats or consumes a 1 st level consumer is a ______ level consumer. 2nd

12. Ecosystem Review Rapid Recall #6 The top level consumer in any food chain is the ______ consumer.

13. Ecosystem Review Rapid Recall #6 Answer The top level consumer in any food chain is the ______ consumer. tertiary

14. Ecosystem Review Rapid Recall #7 In all food chains and food webs, most of the energy available for organisms to use is at the ______ level.

15. Ecosystem Review Rapid Recall #7 Answer In all food chains and food webs, most of the energy available for organisms to use is at the ______ level. Producer/1 st trophic

16. Ecosystem Review Rapid Recall #8 Energy is transferred from one trophic level up to the next. What percent of energy is transferred to the next higher trophic level?

17. Ecosystem Review Rapid Recall #8 Answer Energy is transferred from one trophic level up to the next. What percent of energy is transferred to the next higher trophic level? 10%

18. Ecosystem Review Rapid Recall #9 What percent of energy is lost/used at each trophic level?

19. Ecosystem Review Rapid Recall #9 Answer What percent of energy is lost/used at each trophic level? 90%

20. Ecosystem Review Rapid Recall #10 When chemicals build up in organisms at each trophic level, this is referred to as ______________.

21. Ecosystem Review Rapid Recall #10 Answer When chemicals build up in organisms at each trophic level, this is referred to as ______________. bioaccumulation

22. Ecosystem Review Rapid Recall #11 Chemicals (pesticides, herbicides, etc.) are often sprayed on crops. If consumed or sprayed throughout an ecosystem, organisms in which trophic level will have the highest concentration (bioaccumulation) of the chemical?

23. Ecosystem Review Rapid Recall #11 Answer Chemicals (pesticides, herbicides, etc.) are often sprayed on crops. If consumed or sprayed throughout an ecosystem, organisms in which trophic level will have the highest concentration (bioaccumulation) of the chemical? Top trophic level/tertiary

24. Ecosystem Review Rapid Recall #12 If 1000 kcal of energy are available at the producer level, what amount will be available to the 3 rd trophic level?

25. Ecosystem Review Rapid Recall #12 Answer If 1000 kcal of energy are available at the producer level, what amount will be available to the 3 rd trophic level? 10 kcal

26. 1.At what trophic level is there the greatest amount of energy available? 2.What percent of energy is used/lost at each trophic level of an energy pyramid? 3.What percent of energy is passed up to the higher trophic level? 4.If removed from the pyramid, which organism (s) would have the greatest impact on on all organisms? Explain. Biomass Energy Pyramid: Trophic Levels 1 st trophic level 2 nd trophic level 3 rd t trophic level 4 th trophic level Page 3 of study guide (kcal)

27. Ecosystem Review Rapid Recall #13 Termites, worms, bacteria, etc. are classified as ____________.

28. Ecosystem Review Rapid Recall #13 Answer Termites, worms, bacteria, etc. are classified as ____________. decomposers

29. Ecosystem Review Rapid Recall #14 A terrestrial ecosystem is located where?

30. Ecosystem Review Rapid Recall #14 Answer A terrestrial ecosystem is located where? on land

31. Ecosystem Review Rapid Recall #15 Air, temperature, soil, rocks, water and sunlight are examples of ____________ in an ecosystem.

32. Ecosystem Review Rapid Recall #15 Answer Air, temperature, soil, rocks, water and sunlight are examples of ____________ in an ecosystem. abiotic factors

33. Ecosystem Review Rapid Recall #16 What is the trophic level indicated by the arrow?

34. Ecosystem Review Rapid Recall #16 What is the trophic level indicated by the arrow? 3 rd

35. Ecosystem Review Rapid Recall #17 Which of the following is a density-dependent limiting factor? -Spread of disease -Competition for resources -Predation -parasitism

36. Ecosystem Review Rapid Recall #17 Answer Which of the following is a density-dependent limiting factor? -Spread of disease -Competition for resources -Predation -parasitism

37. Ecosystem Review Rapid Recall #18 Which of the following is a density-independent limiting factor? -Weather changes -Temperature changes -Human actions (pollution, urban sprawl) -Natural disasters

38. Ecosystem Review Rapid Recall #18 Answer Which of the following is a density-independent limiting factor? -Weather changes -Temperature changes -Human actions (pollution, urban sprawl) -Natural disasters

39. Ecosystem Review Rapid Recall #19 When organisms live in the same habitat but rely on different resources these organisms are said to _____.

40. Ecosystem Review Rapid Recall #19 Answer When organisms live in the same habitat but rely on different resources these organisms are said to _____. coexist

41. Ecosystem Review Rapid Recall #20 _________ is a helpful interaction among organisms living in a limited area. They may share resources or work together.

42. Ecosystem Review Rapid Recall #20 Answer _________ is a helpful interaction among organisms living in a limited area. They may share resources or work together. cooperation