1. Life Boot Camp 5.9B Part 2 Describe how the flow of energy derived from the sun, used by producers to create their own food, is transferred through a food chain and feed web to consumers and decomposers.

2. 36. The raccoon in this food chain represents a— A Prey B Predator C Decomposer D Producer

3. 36. The raccoon in this food chain represents a— A Prey B Predator C Decomposer D Producer

4. 37. A simple food chain depends on interactions between producers and consumers. The best description of a simple interaction between a producer and a consumer states that— A a producer eats the food made by a consumer B a producer and a consumer compete for food C a consumer eats the food made by a producer D both producers and consumers make their own food

5. 37. A simple food chain depends on interactions between producers and consumers. The best description of a simple interaction between a producer and a consumer states that— A a producer eats the food made by a consumer B a producer and a consumer compete for food C a consumer eats the food made by a producer D both producers and consumers make their own food

6. 38. Which path shows how humans might get energy from the sun? Asun  cow  human Bsun  cow  grass  human Csun  grass  cow  human Dsun  grass  sheep  cow  human

7. 38. Which path shows how humans might get energy from the sun? Asun  cow  human Bsun  cow  grass  human Csun  grass  cow  human Dsun  grass  sheep  cow  human

8. 39.

10. 40. Some insects, earthworms, and bacteria break down dead material for food. Organisms that play this role in the food chain are classified as— Aproducers Bpredators Cdecomposers Dconsumers

11. 40. Some insects, earthworms, and bacteria break down dead material for food. Organisms that play this role in the food chain are classified as— Aproducers Bpredators Cdecomposers Dconsumers

12. 41. Which of the following BEST describes a role of mushrooms in ecosystems? ACapturing energy from sunlight BConsuming living plant material CTaking energy from animal hosts DBreaking down dead plant material

13. 41. Which of the following BEST describes a role of mushrooms in ecosystems? ACapturing energy from sunlight BConsuming living plant material CTaking energy from animal hosts DBreaking down dead plant material (decomposer)

14. 42. What is the niche of the bird in the picture above? Aproducer Bconsumer Cdecomposer Decosystem

15. 42. What is the niche of the bird in the picture above? Aproducer Bconsumer Cdecomposer Decosystem

16. 43. A fungus breaks down a dead log. Which type of organism is a fungus? ADecomposer BPredator CPrey D Carnivore

17. 43. A fungus breaks down a dead log. Which type of organism is a fungus? ADecomposer BPredator CPrey D Carnivore

18. 44. Most of the bacteria in a forest ecosystem are BEST classified as which of the following types of organisms? ADecomposers BConsumers CPredators D Producers

19. 44. Most of the bacteria in a forest ecosystem are BEST classified as which of the following types of organisms? ADecomposers BConsumers CPredators D Producers

20. 45. An example of a predator-prey relationship would be— Atree - water Bcow - grass Chawk - mouse D tick - dog

21. 45. An example of a predator-prey relationship would be— Atree - water Bcow - grass Chawk - mouse D tick - dog

22. 46.

24. 47. In a forest, how do decomposers help other organisms survive? Decomposers— Arelease oxygen into the air that animals breathe Bput nutrients into the soil that plants use to grow Cprovide shelter in forests where animals can hide Duse sunlight to make food for plants and animals

25. 47. In a forest, how do decomposers help other organisms survive? Decomposers— Arelease oxygen into the air that animals breathe Bput nutrients into the soil that plants use to grow Cprovide shelter in forests where animals can hide Duse sunlight to make food for plants and animals

26. 48. Where do living organisms get their energy? A From the Earth B From the moon C From the galaxy D From the sun

27. 48. Where do living organisms get their energy? A From the Earth B From the moon C From the galaxy D From the sun

28. 49. Green plants get the energy they need to make food from— A air B sunlight C soil D water

29. 49. Green plants get the energy they need to make food from— A air B sunlight C soil D water

30. 50. When plants and animals die, which organisms help return nutrients to the food chain? A Decomposers B Predators C Prey DProducers

31. 50. When plants and animals die, which organisms help return nutrients to the food chain? A Decomposers B Predators C Prey DProducers

32. 51.

34. 52.

36. 53. In this prairie food web, which organism captures energy from the sun? A Plant B Hawk C Mouse DGrasshopper

37. 53. In this prairie food web, which organism captures energy from the sun? A Plant B Hawk C Mouse DGrasshopper

38. 54. Which of the following would complete the food chain below?  Grass  Rabbit  Hawk ASoil BSun CBeetle DMouse

39. 54. Which of the following would complete the food chain below?  Grass  Rabbit  Hawk ASoil BSun CBeetle DMouse

40. 55. What most likely would happen if the frog population decreased in the area? AThe grass would grow much taller. BThe heron would have more fish to eat. CThe fish population would increase. DThe grasshopper population would increase.

41. 55. What most likely would happen if the frog population decreased in the area? AThe grass would grow much taller. BThe heron would have more fish to eat. CThe fish population would increase. DThe grasshopper population would increase.

42. 56. Which group is NOT represented in the food web above? AProducers BPrimary consumers CSecondary consumers DDecomposers

43. 56. Which group is NOT represented in the food web above? AProducers BPrimary consumers CSecondary consumers DDecomposers

44. 57. Which statement BEST compares how two things in this food web are alike? AThe shrew and the mouse only need caterpillars to survive. BThe leaves and the seeds get their energy from minerals in the soil. CThe cicada and the mouse eat organisms that get their energy from the sun. DThe snake and the caterpillar have the same diet because they have the same body shape.

45. 57. Which statement BEST compares how two things in this food web are alike? AThe shrew and the mouse only need caterpillars to survive. BThe leaves and the seeds get their energy from minerals in the soil. CThe cicada and the mouse eat organisms that get their energy from the sun. DThe snake and the caterpillar have the same diet because they have the same body shape.

46. 58. What is the primary role of the rabbit in the food chain pictured above? APrimary consumer BSecondary consumer CDecomposer DProducer

47. 58. What is the primary role of the rabbit in the food chain pictured above? APrimary consumer BSecondary consumer CDecomposer DProducer

48. M.S. ?’s 59. Which event below would affect the most organisms? A. The extinction of killer whales B. Exhausting the fishery through overfishing B. Removing the algae from the ocean D. A decrease in the bird population OrganismNichePreyPredators AlgaeProducerFish Killer whalesConsumerFish, seals FishConsumerAlgaeSeals, killer whales Roles of Antarctic Organisms

49. M.S. ?’s 59. Which event below would affect the most organisms? A. The extinction of killer whales B. Exhausting the fishery through overfishing B. Removing the algae from the ocean D. A decrease in the bird population OrganismNichePreyPredators AlgaeProducerFish Killer whalesConsumerFish, seals FishConsumerAlgaeSeals, killer whales Roles of Antarctic Organisms

50. M.S. ?’s 60. If the organisms in the table were placed in their correct places on the food web, which organism would start the flow of energy? A. killer whales B. seals B. algae D. birds OrganismNichePreyPredators AlgaeProducerFish Killer whalesConsumerFish, seals FishConsumerAlgaeSeals, killer whales Roles of Antarctic Organisms

51. M.S. ?’s 60. If the organisms in the table were placed in their correct places on the food web, which organism would start the flow of energy? A. killer whales B. seals B. algae D. birds OrganismNichePreyPredators AlgaeProducerFish Killer whalesConsumerFish, seals FishConsumerAlgaeSeals, killer whales Roles of Antarctic Organisms

52. 61. Which question cannot be answered using the diagram above? A. What would happen if one of the organisms was removed form the food chain? B. What are consumers? C. Which organism is a producer? D. What might a food chain from a marine environment look like?

54. 62. Which statement below best describes how energy flows in a food chain or food web? A. Energy from the sun is used by consumers and transferred to producers and decomposers. B. Energy from the sun is used by producers and transferred to consumers and decomposers. C. Energy from the sun is used by decomposers and transferred to producers and consumers. J. Energy from the sun is used by producers and transferred to scavengers and decomposers.

56. 63. Which statement correctly describes the role of bacteria as part of the food chain? A. Bacteria are decomposers that break down waste and remains of dead plants and animals. B. Bacteria cause plant and animal illnesses which are always harmful to the environment. C. Bacteria are predators which catch and consume their prey. D. Bacteria are producers that make their own food from the sun’s energy.

58. 64. The sun is important in many ways. What is the purpose of the sun in a food chain? A. They become food for decomposers. B. The sun provides light for animals to see. C. The sun provides warmth for plants to survive. D. The sun provides energy for plants to make food.

60. 65. What happens to plants and animals when they die? A. They become food for decomposers. B. They become food for producers. C. They make their own food. D. They provide energy for the sun.

62. 66. The diagram above is an example of— A. Interconnected food chains B. multiple food webs C. single food chain D. an energy pyramid

64. 67. Which organism above is both predator and prey? A. Grass B. red fox C. green horned owl D. weasel

66. 68. A food web is more realistic model of the flow of energy through an ecosystem than a food chain because – A. most organisms depend on more than one species for food B. each organism in a food chain represents multiple feedings C. most organisms depend on just one species for food D. each organism in a food web represents a single feeding

68. 69. Students created food chains to learn how energy flows through an ecosystem. After completing several chains, students noticed some of the same animals appeared on several food chains. The students concluded that within an ecosystem, food chains combine to create food webs. Did the students reach a logical conclusion? A. No, because most animals only eat one type of food. B. Yes, because most living things consume a variety of foods in order to survive. C. No, because producers make their own food. D. Yes, because food chains and food webs are the same.

70. 70. In an investigation, students grow mold on bread to learn about decomposers. They placed 20 mL of water into 2 bags. In one of the bags, they placed a slice of white bread. In the other bag, they placed a slice of wheat bread. The bags were sealed, and students recorded notes about the growth of the mold in their science notebooks. What was the variable in the investigation? A. amount of water used B. type of bread used C. amount of time bread is left out in the bags D. number of mold spots that grow