1.____________________= amount of energy that is available at each trophic level in an ecological pyramid 10%

2.____________________= nonliving things Abiotic

3.____________________= shows how chemicals move and concentrate in plant and animal tissues as they move up the food chain Biological Magnification

4.____________________= geographical region containing several ecosystems that have the same climate and dominant communities (ex.Desert) Biome

5.____________________= part of Earth where life exists Biosphere

6.____________________= living things Biotic

7.___________________ = cycles of energy and matter in the biosphere (water, nitrogen, carbon ) Biogeochemical cycles

8.____________________= an animal that eats only meat EX: wolf, lion, alligator Carnivore

9.____________________= all populations of organisms living in a given area (plants AND animals) Community

10.___________________= name of the chemical that was banned in the U.S. due to egg-shell thinning in eagles and other birds of prey DDT

11.___________________ = all living and nonliving elements in a given area Ecosystem

12.___________________= an organism that breaks down material EX: bacteria, worm, protists Decomposers

13.___________________= shows how energy is transferred through trophic levels Ecological Pyramid

14.___________________ = shows the amount of amount of mass at each trophic level Biomass Pyramid

15.____________________= the scientific study of the INTERACTIONS between organisms and Environment Ecology

16.____________________= series of steps in which organisms transfer energy by eating and being eaten Food Chain

17.___________________ = complex feeding relationships Food Web

18.___________________= an animal that eats only plants EX: deer, cow, koala bear Herbivore

19.___________________ = another name for a consumer Hetertroph

20.___________________ = another name for producer Autotroph

21.___________________ = an animal that eats both plants and animals EX: bears, turtle, humans Omnivore

22.___________________ = energy flows through an ecosystem this way One direction

23.___________________ = any individual living creature Organism

24.___________________ = collection of individuals of the same species in a given area whose members can breed with one another (all the Bison in Yellowstone) Population

25.____________________ = make their own food from sunlight EX: plants Producers

26.____________________= an animal that eats CARRION (dead animals) EX: vulture, hyena Scavenger

27.____________________ = source of energy for all living things Sun

28.____________________= steps in a food web or food chain (feeding levels) Trophic Levels

29.____________________= sum total of the variety of organisms in the biosphere Biodiversity

30.____________________= occurs when organisms attempt to use resources at the same place at the same time Competition

31.____________________= the relationship between two closely related species (mutualism, commensalisms, parasitism) Symbiosis

32.____________________= the interaction when one organism captures and feeds on another Predation

33.____________________=shows predictable changes of a community over time Ecological Succession

34.____________________= the number of individuals at which the environment can support Carrying Capacity

35.____________________= factors that cause a population to decline Limiting Factors

36.___________________= factors that limit the population growth only when the density reaches a certain level (predation, parasitism, disease, competition) Density-Dependent

37.___________________= factors that affect all populations regardless of size (weather, natural disasters, human activities) Density-Independent

38.___________________= a result of increased greenhouse gases Global Warming

39.___________________= resources cannot be replenished by natural processes (ex. fossil fuels) Nonrenewable Resources

40.___________________= resources can be regenerated and are replaceable Renewable Resources

41.___________________= in danger of becoming extinct Endangered Species

42.___________________= when individuals of a population grow at a constant rate (J-shaped curve) Exponential Growth

43.___________________= occurs when a population slows or stops following a period of exponential growth (S-shaped curve) Logistic Growth

44.__________________ = process that uses sunlight to convert water and carbon dioxide into oxygen and sugars. Photosynthesis

45.__________________ = organelle in leaf cell where photosynthesis takes place. Chloroplast

46.__________________= organelle in a cell where cellular respiration takes place. Mitochondria

47.__________________= process that releases energy by breaking down food molecules. Cellular Respiration

48.__________________= process that occurs with oxygen. Aerobic

49.__________________= process that occurs without oxygen. Anaerobic

50.__________________= Pigment in plant that captures sunlight Chlorophyll

51___________________ = Change over time Evolution

52.__________________ = Differences among individuals within a species Natural Variation

53.__________________ =The preserved remains of an ancient organism Fossil

54.__________________ = Survival of the fittest Fitness

55.__________________ = All species are derived from common ancestors Common Decent

56.__________________ = Structures that develop from the same embryonic tissues, but different mature forms Homologous Structure

57.__________________ = The ability of an individual to survive and reproduce in a specific environment Natural Selection

58.__________________ = Organs with little or no function Vestigial Organ

59.__________________ = Competition for food, space and other resources among members of a species Struggle for existence

60.__________________ = Inherited characteristic that increases an organism’s chance of survival Adaptation

61.__________________ = Variety of life Biodiversity

62__________________ = When humans breed organisms for a desired trait Artificial Selection

63.__________________= Classification of living organisms Taxonomy

64.__________________ = Scientific naming system where organisms have two names. Binomial Nomenclature

65.__________________ = movement of organisms into a given area. Immigration

66.__________________ = movement of organisms out of a given area. Emigration

67.__________________ = C 6 H  H 2 0 +C0 2 + ATP Cellular Respiration

68.__________________ = C0 2 + H Sunlight--  C 6 H Photosynthesis

69. ____________________________ = Domain of a unicellular organism with prokaryotic cells that have an unorganized nucleus and live in areas high in salt or heat. Archea

70.__________________ = Domain of a mulitcelluar organism with eukaryotic cells with an organized nucleus. Eukarya

71.__________________ = Domain of a unicellular organism with prokaryotic cells with an unorganized nucleus. Bacteria

72.__________________ = symbiotic relationship in which both species benefit.(bee and flower) Mutualism

73.__________________ = symbiotic relationship in which one species is harmed and the other benefits. (Tapeworm and pig) Parasitism

74.____________________ = symbiotic relationship in which one species benefits but the other is neither helped nor harmed (barnacle and whale) Commensalism

75_______________ Tools scientist use to identify organisms. Dichotomous Key

76. __________________ Molecule that stores energy in a cell ATP (Adenine Triphosphate)

77. ________________ An educated guess Hypothesis

78. _______________ Testable explanation of a natural phenomenon. Theory

79. ______________ Felix concolor Scientific Name

80. ______________ Mountain Lion, Cougar, Puma Common Name