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5. 100 200 300 400 500 A- Vocab B- Interaction C- Ecosystems D- Food Webs and Chains E- All kinds of ‘vores F- Teacher’s Choice

6. Which of these is a producer? A- eagle B- sunflower C- coyote D- worm A 100

7. Which of these is a producer? B- sunflower

8. What is a decomposer? A- something that doesn’t compose music B- a dead plant or animal C- an organism, like an insect, that eats the remains of plants and animals A 200

9. What is a decomposer? C- an organism, like an insect, that eats the remains of plants and animals

10. Which is all living things and nonliving things in an environment and the ways they interact? A- decomposers B- community C- population D- ecosystem A 300

11. Which is all living things and nonliving things in an environment and the ways they interact? D- ecosystem

12. What are all the members of one species that live within an area of an ecosystem? A- population B- niche C- community D- ecosystem A 400

13. What are all the members of one species that live within an area of an ecosystem? A- population

14. What is formed by different populations that interact with each other in the same area? A- ecosystem B- community C- niche D- population A 500

15. What is formed by different populations that interact with each other in the same area? B- community

16. Which of these could explain a decrease in a population of squirrels in a community? A- the amount of space increases B- the amount of food decreases C- the amount of water increases B 100

17. Which of these could explain a decrease in a population of squirrels in a community? B- the amount of food decreases

18. What is most likely to happen if most of a population of animals dies of disease? A- The food web will stop. B- The producers will get the disease. C- The food web will change. D- The decomposers will die. B 200

19. What is most likely to happen if most of a population of animals dies of disease? C- The food web will change.

20. What does this picture show? A - the bear’s niche B- the bear’s ecosystem C- the bear’s habitat B 300

21. What does this picture show? C- the bear’s habitat

22. Which might explain a decrease in the population of snails in a community? A- the amount of food decreases B- the amount of water increases C- the amount of space increases D- the amount of food increases B 400

23. Which might explain a decrease in the population of snails in a community? A- the amount of food decreases

24. In what type of ecosystem might a crane, algae, pond, fish, and fungi interact? A- tundra B- desert C- swamp D- forest B 500

25. In what type of ecosystem might a crane, algae, pond, fish, and fungi interact? C- swamp

26. A desert is a system because: A: It has parts that work together for a purpose. B: My teacher said it is. C- It consists mostly of plants. D- People do not live there. C 100

27. A desert is a system because: A: It has parts that work together for a purpose.

28. Name this ecosystem: Area covered in tall grasses that receives a medium amount of rain. A- grassland B- desert C- tundra D- forest C 200

29. Name this ecosystem: Area covered in tall grasses that receives a medium amount of rain. A- grassland

30. C 300 Name this ecosystem: Driest ecosystem with plants and animals that have adapted to the scarce water supply A- rainforest B- desert C- tundra D- forest

31. C 300 Name this ecosystem: Driest ecosystem with plants and animals that have adapted to the scarce water supply B- desert

32. DAILY DOUBLE C 400 DAILY DOUBLE

33. An ecosystem is best described as: A: anywhere there is only one animal B: a place where there is soil, sunlight, rain, and air C: a system where living and nonliving things interact C 400

34. An ecosystem is best described as: C: a system where living and nonliving things interact

35. C 500 Name this ecosystem: Cold, dry region where the ground beneath the surface is frozen all year. A- rainforest B- desert C- tundra D- forest

36. C 500 Name this ecosystem: Cold, dry region where the ground beneath the surface is frozen all year. C- tundra

37. Which best describe this illustration? A- food web B- food chain D 100

38. Which best describe this illustration? B- food chain

39. D 200 Which best describe this illustration? A- food web B- food chain

40. D 200 Which best describe this illustration? A- food web

41. A food web differs from a food chain because: A- A food web has many food chains B- A food chain has many food webs C- A food chain goes many directions D 300

42. A food web differs from a food chain because: A- A food web has many food chains

43. Which necessity travels through the food chain? A- water B- shelter C- oxygen and carbon dioxide D- nutrients and minerals D 400

44. Which necessity travels through the food chain? D- nutrients and minerals

45. What is the place of zooplankton in the swamp food chain? A- It eats algae and birds eat it. B- It eats snails and sunfish. C- It is eaten by snails and cranes. D- It eats algae and is eaten by bluespotted sunfish. D 500

46. What is the place of zooplankton in the swamp food chain? D- It eats algae and is eaten by bluespotted sunfish.

47. What is an omnivore? A- an animal that is a producer B- a person knows a lot C- an animal that eats only meat D- an animal that eats plants and animals E 100

48. What is an omnivore? D- an animal that eats plants and animals

49. What is an herbivore? A- Someone who cooks with herbs. B- Organism that eats only animals C- Organism that eats only plants D- Organism that breaks down plant and animal tissues. E 200

50. What is an herbivore? C- Organism that eats only plants

51. What is a carnivore? A- Organism that eats only meat B- Organism that eats plant and animals C- Organism that eats only plants D- Something that is like a carnival E 300

52. What is a carnivore? A- Organism that eats only meat

53. Which of these is a carnivore? A- Squirrel B- Tiger C- Cow D- Earthworm E 400

54. Which of these is a carnivore? B- Tiger

55. Which of these is an herbivore? A- Penguin B- Lion C- Panda D- Rattlesnake E 500

56. Which of these is an herbivore? C- Panda

57. Which adaptation would be helpful to an animal whose niche is eating nectar from flowers high on a plant? A- wings B- short beak C- fast legs F 100

58. Which adaptation would be helpful to an animal whose niche is eating nectar from flowers high on a plant? A- wings

59. What is the main energy source for life on Earth? A- water B- plants C- sugar D- sunlight F 200

60. What is the main energy source for life on Earth? D- sunlight

61. What is the specific role an organism plays within its habitat? A- herbivore B- carnivore C- niche D- omnivore F 300

62. What is the specific role an organism plays within its habitat? C- niche

63. What do decomposers do? A- Get energy from the sun B- Eat the remains of animals C- Produce food for others D- Eat algae F 400

64. What do decomposers do? B- Eat the remains of animals

65. What is the energy source for life on Earth? A- food B- chemicals C- green plants D- sunlight F 500

66. What is the energy source for life on Earth? D- sunlight