Across
- 2. above class and below kingdom
- 6. total amount an ecosystem can support
- 7. the theory that genomes acquire mutations at an average rate
- 8. a resource that can be quickly replaced
- 10. eats secondary consumers
- 11. the slow heating up of the atmosphere because of the increasing nitrogen
- 14. a diagram used to express cladistics and show relations between organisms
- 15. the job of a specific organism
- 17. a unicellular cell that contains its genetic material in cytoplasm
- 18. species that are close to extinction
- 20. a pyramid based on the number of organisms in each level
- 21. eats plants
- 25. concentration of a toxin that increases in higher trophic levels
- 26. species that take over an ecosystem
- 27. the decaying of dead organisms
- 28. above genus and below class
- 29. an organism that eats the meat of other organisms
- 30. leaving the ecosystem
- 32. a pyramid that represents an ecosystem
- 33. growth that smoothens out at the carrying capacity
- 34. above species and below family
- 35. a chain that represents the consumption of various organisms in a chain
- 38. limiting factor random events that do not matter about density
- 40. limiting factor regulate based on density
- 42. organism that feeds on feces and decomposing organisms
- 44. the slow and eventual development of an ecosystem
- 47. taxonomic group
- 49. growth that goes up in a significant rate that is multiplied by itself
- 51. one organism benefits while the other is not affected
- 52. the amount of population per unit area
- 54. one organism takes advantage of the other and the other is harmed
- 56. prevention of the wasteful use of a resource
- 59. branch of biology that deals with relations of organisms with one another
- 60. eats tertiary consumers
- 62. a resource that cannot be replaced quickly
- 66. nonliving things
- 67. the introduction of a harmful substance
- 68. multiple food chains that are mixed
- 71. eats primary consumers
- 72. development that does now deplete natural resources
- 74. two organisms benefit each other
- 75. an organism that consumes plants
- 77. excessive richness of nutrients in a lake or other body of water
- 78. something that can self-decompose
- 79. the changing of nitrogen into nitrogen usable by organisms
- 80. the study of classifying organisms
- 84. species who rely on the same resource to survive
- 85. the process in which plants make food from carbon dioxide and water
- 86. a characteristic that are shared by a clade
- 87. large occurring community with plants and animals that have common characteristics
- 88. biological community of organisms and their habitat
- 89. one species consumes the other
- 90. an organism that can sustain itself by making its own food
- 91. a pyramid representing the mass of each organism
- 92. an organism that consumes both plants and animals
Down
- 1. a component that limits the amount of product that can be formed
- 3. natural home of an animal plant or other organism
- 4. fully developed community
- 5. rapid accumulation of algae that can be seen by the discoloration of water
- 9. synthesis of organic compounds from carbon dioxide from the air or water
- 12. various levels of classification based on what the organism does to gain energy
- 13. species that are likely to become endangered
- 14. the method of classification of animals according to measurable characteristics
- 16. entering the ecosystem
- 19. succession without soil and rocks must be broken down
- 22. synthesis of organic compounds using energy from inorganic chemicals
- 23. two species that are competing cannot coexist
- 24. species that break down rocks to create soil for organisms to grow on
- 31. the study of the evolutionary history of organisms
- 36. the changing of usable nitrogen into atmospheric nitrogen
- 37. highest taxon
- 39. succession that is returning to past lands with soil
- 41. larger than a kingdom
- 43. an organism that feeds on other organisms
- 45. an organism that feeds on decaying organisms
- 46. above order and below phylum
- 48. proper way to name organisms
- 50. living things
- 53. close physical association advantageous to both organisms
- 55. a substance that provides nourishment essential for growth
- 57. a group of interdependent organisms growing or living together
- 58. can reproduce with others in its species
- 61. derives energy from light
- 63. the diversity of various species of an ecosystem
- 64. the inhabitants of a community of various organisms
- 65. a pyramid that represents the energy levels remaining after each level
- 69. derives energy from inorganic compounds
- 70. a key that identifies various characteristics and allow the determination of an organism
- 73. a cell that contains a nucleus and membrane bound organelles
- 76. regions of the surface atmosphere and hydrosphere of the earth
- 81. an organism capable of making its own food
- 82. formation of a new species
- 83. a group of organisms that share a common ancestor