VOCAB BIO

Question 1

Homeostasis

Answer 1

Regulation of an Organisms internal conditions to maintain life

Question 2

Peer review

Answer 2

The process in which an experiment and it’s results is evaluated by another student who is conducting similar research.

Question 3

Hypothesis

Answer 3

A testable explanation of a situation

Question 4

Dependent variable

Answer 4

Depends on the changes to the independant variable

Question 5

Independent Variable

Answer 5

the tested factor that might affect the outcome of the experiment

Question 6

Control group

Answer 6

The group that does not receive the factor being tested

Question 7

Experimental Group

Answer 7

The Group receiving the factor being tested

Question 8

Biota

Answer 8

The organisms that live in a specific environment

Question 9

Abiota

Answer 9

The non-living parts of an ecosystem

Question 10

Population

Answer 10

the number of a single species that share the same geographical location

Question 11

Community

Answer 11

Groups of interacting populations that live in the same location at the same time

Question 12

Biome/Ecosystem

Answer 12

A Biological community and all the abiotic factors that affect it.
A BIOME is a large group of ecosystems that share the same climate and similar communities

Question 13

Competition

Answer 13

the interaction between two or more organisms need a resource that is in limited supply

Question 14

Symbiosis

Answer 14

The close relationship between two or more species living together.

Question 15

Mutualism

Answer 15

Symbiosis when both species benefit

Question 16

Commensalism

Answer 16

Symbiosis where one species benefits and the other is not helped or harmed

Question 17

Paristitism

Answer 17

Symbiosis where one organism benefits at the expense of another.

Question 18

Autotroph

Answer 18

An organism that collects energy from sunlight or inorganic substances to make food. Producers

Question 19

Heterotroph

Answer 19

an organism that gets its energy from eating other organisms. Consumers or animals

Question 20

Saprotroph

Answer 20

An organism that feeds on non-living organic matter (Decomposers)

Question 21

Herbovore

Answer 21

A Heterotroph that eats only plants

Question 22

Carnivore

Answer 22

A Heterotroph that eats other heterotrophs (animals)

Question 23

Omnivore

Answer 23

Heterotroph that eats both plants and animals

Question 24

Detritavore

Answer 24

Eat fragments of dead matter

Question 25

Pyramid of Energy

Answer 25

A Model used by ecologists to show the amount of energy at each trophic level. each level decreases by 90%. Read it on Pg. 44 (it makes more sense in the book)

Question 26

Pyramid of Biomass

Answer 26

Each level represents the amount of biomass consumed by the level above it. Read it on Pg.44 (it makes more sense in the book)

Question 27

Pyramid of Numbers

Answer 27

Each level represents the number of individual organisms consumed by the level above it. Read it on Pg.44 (it makes more sense in the book)

Question 28

Evaporation

Answer 28

The process of turning liquid water into vapor

Question 29

Condensation

Answer 29

the process of turning vapor into liquid

Question 30

Transpiration

Answer 30

the physiological loss of water from plants through evaporation.

Question 31

Precipitation

Answer 31

water that falls to the ground in the form of rain, sleet, snow, or hail

Question 32

Percolation

Answer 32

when water runs down through the soil due to gravity

Question 33

Runoff

Answer 33

occurs when water runs on the surface because there is more than the land can absorb

Question 34

Deposition

Answer 34

The laying down of sediment by water, wind, or ice

Question 35

Respiration

Answer 35

the action of breathing.

Question 36

Sedimentation

Answer 36

the process of settling of sediment

Question 37

Diffusion

Answer 37

The dispersing of something more widely

Question 38

Nitrogen Fixation

Answer 38

Capturing and converting Nitrogen into a form usable by plants

Question 39

Nitrification

Answer 39

Where organisms in the soil convert ammonia into nitrogen compounds that are used by plants

Question 40

Denitrification

Answer 40

where soil organisms turn fixed nitrogen compounds into nitrogen gas

Question 41

Limiting Factor

Answer 41

Any abiotic or biotic factor that limits population, reproduction, or distribution of organisms. Ex. fire, sunlight, heat etc

Question 42

Succession

Answer 42

when one community replaces another

Question 43

Climax Community

Answer 43

occurs when there is a mature stable community with little change in species composition (ecosystem)

Question 44

Weather

Answer 44

condition of the atmosphere at a specific time/place

Question 45

Climate

Answer 45

the average weather conditions in an area

Question 46

Plankton

Answer 46

an organism that is carried by tides or current because it is not strong enough to swim

Question 47

Density Dependent Factor

Answer 47

any factor that DOES depend on the number of members in a population area Ex. competition, parisites,

Question 48

Density Independent Factor

Answer 48

any factor that does not depend on the number of members in a population. ex abiotic factors like fire, weather, temp

Question 49

Exponential Growth

Answer 49

a model that shows greater increase over passing time

Question 50

Carrying Capacity

Answer 50

Maximum number of individuals in a species that an environment can support long term

Question 51

Biomass

Answer 51

The total weight of organisms in a given area