Chapter 1 AP

Question 1

fracking

Answer 1

injecting liquid at high pressure into subterranean rocks; as to force open existing fissures and extra oil or gas

Question 2

theory

Answer 2

a hypothesis that is consistently supported by experiments and rigorous testing

Question 3

abiotic

Answer 3

non living

Question 4

species

Answer 4

group of organisms That is distant from other groups in its morphology, behavior, bio chemical properties; all the organisms that can interbreed and produce fertile offsprings

Question 5

Species diversity

Answer 5

variety a species in ecosystem

Question 6

Background extinction rate

Answer 6

The ongoing low level extinction of individual species over very long periods of time due to naturally occurring environmental or ecological factors

Question 7

Greenhouse gases

Answer 7

gases in earths atmosphere that cause the greenhouse effect; include carbon dioxide, methane, and GFC’s

Question 8

anthropogenic

Answer 8

( chiefly of environmental pollution and pollutants ) Originating in human activity

Question 9

hypothesis

Answer 9

A testable explanation for a question or a problem

Question 10

Ecological footprint

Answer 10

impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources

Question 11

biodiversity

Answer 11

The diversity of life forms in the environment

Question 12

Control group

Answer 12

Group that does not get anything or is being compared to

Question 13

genetic diversity

Answer 13

variety of genes Among individuals of species

Question 14

environmental indicator

Answer 14

Describes the current state of an environmental system

Question 15

speciation

Answer 15

The formation of new species

Question 16

Natural Experiment

Answer 16

A study in which individuals exposed to the experimental and control conditions are determined by nature or other factors outside the control of the investigators

Question 17

uncertainty

Answer 17

quantitative measurement of variability in the data

Question 18

biotic

Answer 18

living

Question 19

Ecosystem services

Answer 19

process by which life supporting resources such as clean water, timber, fisheries and agriculture crops are produce

Question 20

Scientific method

Answer 20

The common steps scientist use to research and answer questions

Identify problem, research problem, develop hypothesis, conduct a controlled experiment, collect data, and draw conclusion

Question 21

Development

Answer 21

Series of changes which animal and vegetable organisms undergo in their passage from the embryonic stage to maturity

Question 22

Null hypothesis

Answer 22

The hypothesis that there is no significant difference between specify populations, and he observed difference do the sampling or experimental error

Question 23

accuracy

Answer 23

how close he measured value is the actual value

Question 24

Stainable development

Answer 24

economic development that is conducted without depletion of natural resources

Question 25

Percision

Answer 25

how close the measured values are to each other

Question 26

ecosystem

Answer 26

particular location on earth with interacting components that include biotic and abiotic factors

Question 27

sample size (n)

Answer 27

population size

Question 28

Sustainability

Answer 28

avoidance of natural depletion of natural resources in order to maintain an ecological balance

Question 29

replication

Answer 29

The repetition of a test or complete experiment

Question 30

environmental science

Answer 30

The field that looks at interactions among human systems and those found in nature