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.__________________ = 02 +

C6H1206--H20 +C02 + ATP

Cellular Respiration

68.__________________ = C02 + H20 +

Sunlight-- 02 + C6H1206

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