1. Ecosystems Test review Test review

2. What do plants give off that organisms use? What do plants give off that organisms use?

3. What do organisms give off that plants use? What do organisms give off that plants use?

4. What does the ozone layer protect us from? What does the ozone layer protect us from?

5. Write an expression for photosynthesis. Write an expression for photosynthesis.

6. How can people reduce global warming? How can people reduce global warming?

7. What is succession? What is succession?

8. What do plants give off that organisms use? Oxygen Oxygen 3 points

9. What do organisms give off that plants use? Carbon Dioxide Carbon Dioxide 5 points 5 points

10. What does the ozone layer protect us from? Ultraviolet radiation Ultraviolet radiation 4 points 4 points

11. Write an expression for photosynthesis. Plants use : Plants use : Sunlight to change carbon dioxide and water into sugar for food. 6 points

12. How can people reduce global warming? Use less fossil fuels. Use less fossil fuels. 3 points 3 points

13. What is succession? One species replaces another species in an ecosystem.

14. For each person in your group wearing green… For each person in your group wearing green… + 2 points + 2 points

15. For each person who likes the NY Mets… For each person who likes the NY Mets… - 3 points - 3 points

16. For each person who has been out of the country… For each person who has been out of the country… - 1 point - 1 point

17. What is the role of Nitrogen? What is the role of Nitrogen?

18. What is an ecosystem? What is an ecosystem?

19. Can we use the nitrogen we need to live, directly from the air? Why/ Why not? Can we use the nitrogen we need to live, directly from the air? Why/ Why not?

20. All the different species that live together in an area are called a… All the different species that live together in an area are called a…

21. What can limit the growth of populations? What can limit the growth of populations?

22. The best goalie is … The best goalie is … + 3 points + 3 points

23. What is the role of nitrogen? Make protein Make protein 5 points 5 points

24. What is an ecosystem All the living and non- living things in an area. All the living and non- living things in an area. 3 points 3 points

25. Can we use the nitrogen we need to live, directly from the air? Why/ Why not? No- Nitrogen in the air is an element. We can only use nitrogen compounds. No- Nitrogen in the air is an element. We can only use nitrogen compounds. 5 points 5 points

26. All the different species that live together in an area are called a… Community Community 4 points 4 points

27. What can limit the growth of populations? An increase in predators. An increase in predators.

28. Henrik Lundqvist Henrik Lundqvist

29. For each person in your group that has gotten a 100% on a reading log… For each person in your group that has gotten a 100% on a reading log… + 5 points + 5 points

30. For each person in your group that likes hotter weather… For each person in your group that likes hotter weather… - 4 points - 4 points

31. For each person in your group who loves to read… For each person in your group who loves to read… + 6 points + 6 points

32. What four materials we all need to survive, cycle through an ecosystem? What four materials we all need to survive, cycle through an ecosystem?

33. What are the two ways nitrogen elements are changed into compounds? What are the two ways nitrogen elements are changed into compounds?

34. What two processes make up the oxygen- carbon dioxide cycle? What two processes make up the oxygen- carbon dioxide cycle?

35. What is transpiration, and what cycle is it found in? What is transpiration, and what cycle is it found in?

36. What 3 things can cause a population to increase? What 3 things can cause a population to increase?

37. What four materials we all need to survive, cycle through an ecosystem? Water Water Oxygen Oxygen Carbon dioxide Carbon dioxide Nitrogen Nitrogen 4 points 4 points

38. What are the two ways nitrogen elements are changed into compounds? Lightning Lightning Bacteria Bacteria 3 points 3 points

39. What two processes make up the oxygen- carbon dioxide cycle? Photosynthesis Photosynthesis Respiration Respiration 5 points 5 points

40. What is transpiration, and what cycle is it found in? Leaves release water through their skins during the process of photosynthesis. Leaves release water through their skins during the process of photosynthesis. Water cycle Water cycle 6 points 6 points

41. What 3 things can cause a population to increase? No/ few predators No/ few predators No disease No disease Plenty of resources Plenty of resources

42. For each person going away over holiday break… For each person going away over holiday break… - 3 points - 3 points

43. For each person in your group who is 12 or older… For each person in your group who is 12 or older… + 2 points + 2 points

44. If anyone in your group has more that 3 brothers and sisters… If anyone in your group has more that 3 brothers and sisters… + 4 points + 4 points

45. The materials that plants compete for that can give them a tall, spindly look are… The materials that plants compete for that can give them a tall, spindly look are…

46. What is the correct flow of energy in a food chain? What is the correct flow of energy in a food chain?

47. The flow of energy from one organism to another is represented by a … The flow of energy from one organism to another is represented by a …

48. Where is most of the energy in a food chain stored? Where is most of the energy in a food chain stored?

49. If a large number of trees were cut down, which gas would increase in the air? If a large number of trees were cut down, which gas would increase in the air?

50. The materials that plants compete for that can give them a tall, spindly look are… Space and light Space and light

51. What is the correct flow of energy in a food chain? Sun Sun Producer Producer Consumer Consumer Decomposer Decomposer

52. The flow of energy from one organism to another is represented by a … Food chain Food chain

53. Where is most of the energy in a food chain stored? In the producers (bottom of the pyramid.) In the producers (bottom of the pyramid.)

54. If a large number of trees were cut down, which gas would increase in the air? Carbon dioxide Carbon dioxide

55. If you are in my homeroom… If you are in my homeroom… 3 points 3 points

56. If you love chocolate… If you love chocolate… -2 points -2 points

57. If you are in chorus… If you are in chorus… 3 points 3 points

58. Calculate your score! Calculate your score!