1. Chapter 5 Marine Unicellular Protists & Plantlike Organisms

2. Primary Producers

3. Organisms that make their own food
Carbon fixers
Autotrophs

4. Prokaryotes

5. Simple cells
No internal membranes
No Organelles
No Nucleus

7. Bacteria

8. Prokaryotic cells found in large numbers everywhere
Main form of reproduction is mitosis

9. Heterotrophic Bacteria

10. Non-photosynthetic bacteria
Mostly decomposers
Found in sediment

11. Autotrophic Bacteria

12. Photosynthetic bacteria on the Earth’s surface
Chemosynthetic bacteria near hydrothermal vents

13. Bloom

14. An explosion of growth & reproduction of a species due to optimum conditions

15. Blue-Green Algae

16. Phylum:
Cyanophyta
Cyanobacteria

17. Characteristics
Unicellular, planktonic, microscopic, photosynthetic, sexual & asexual reproduction

18. Distinguishing
Prokaryotic, deposits CaCO3 (Stromatolites), top producer world-wide, blue-green pigment, helps cause red tides

19. Stromatilites

20. Calcium carbonate deposited by blue-green algae that build up on the ocean floor to make large mounds

21. Calcium carbonate deposits that build up on the ocean floor
White cliffs of Dover

22. Algae

23. General term for any photosynthetic organisms that are not true plants

24. Red Tides

25. Condition when several organisms emit reddish toxins that cause fish kills

26. Protista

27. Single cellular eukaryotes & multi-cellular algae

28. Diatoms

29. Phylum:
Crysophyta

30. Characteristics
Unicellular, planktonic, microscopic, photosynthetic, sexual & asexual

31. Distinguishing
Eukaryotic, yellow-brown pigment, glass shell, (deposits silicon dioxide), top producer in temperate to polar zones

34. Dinoflagellates

35. Phylum:
Pyrrhophyta

36. Unicellular, planktonic, microscopic, photosynthetic, sexual & asexual
Characteristics
Unicellular, planktonic, microscopic, photosynthetic, sexual & asexual

37. Distinguishing
Eukaryotic, cellulose shell, 2 uneven flagella, bioluminescence, can live within other organisms, top producer in Tropics

39. Other PhotosyntheticProtists

40. Silicoflagellates,
Coccolithophorids
Cryptomonads

41. Heterotrophic or animal-like protists
Protozoa
Heterotrophic or animal-like protists

42. Protozoan with a calcium carbonate shell
Foraminiferans
Protozoan with a calcium carbonate shell

44. Protozoan with a glass shell
Radiolarians
Protozoan with a glass shell

46. Ciliates
Protozoan with hairlike structures on its surface that is used for mobility

48. Pseudopodia
False feet
Oozing cytoplasm

49. Fine sediment on the ocean floor
Ooze
Fine sediment on the ocean floor

50. Calcareous Ooze
Fine sediment made up of calcium carbonate

51. Siliceous Ooze
Fine sediment from silicates or silicone dioxide

52. Diatomaceous Ooze
Fine sediment from diatom shells

53. Foramaceous Ooze
Fine sediment made from the shells of forams

54. Radiolarian Ooze
Fine sediment made from radiolarian shells

55. Multi-cellular Algae: Seaweed

56. Parts of Seaweed

57. Thallus: entire structure
Rhizoid: root-like struct.
Stipe: stem-like structure
Blade: leaf-like structure
Pneumatocysts: air sacs

59. Types of Seaweed

60. Green Algae
Red Algae
Brown Algae

61. Green Algae Phylum: Chlorophyta
Characteristics: mostly unicellular, bright green, small

63. Red Algae Phylum: Rhodophyta
Characteristics: also small, red pigment, most species, some deposit CaCO3

65. Brown Algae Phylum: Phaeophyta
Characteristics: True seaweed, most complex. Ex: Kelp

67. Sargasso Weed
Floating seaweed
Lacks rhizoid
In Sargasso Sea

68. Seaweed Economics
Food source
Algin
Carrageenan

69. Fungi

70. Lichens A symbiotic relationship between fungi & algae
Encrusts rocks near sea shore

71. Marine Plants

73. Seagrasses

74. Eelgrass: Temperate
Turtle grass: Tropical
Manatee grass: Tropical
Surf grass: Binds to rocks in the surf

75. Marsh Grasses

76. Spartina grass: found in the marshy area above the highest tides
Cord grass or
Spartina grass: found in the marshy area above the highest tides

77. Mangrove Trees

78. A tropical shrub-like tree that is salt tolerant, can colonize the surf zone, & has above ground root system