Textbook - Chapter 1: The Nature of Ecology Flashcards

1
Q

Abiotic

A

nonliving; the abiotic component of the environment includes soil, water, air, light, nutrients and the like

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2
Q

Behavioral Ecology

A

The study of the behavior of an organism in its natural habitat

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3
Q

Biotic

A

Applied to the living component of an ecosystem

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4
Q

Bisophere

A

Thin layer about Earth in which all living organisms exist

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5
Q

Biomes

A

major regional ecological community of plants and animals; usually corresponds to plant ecologists’ and European ecologists’ classification of plant formations and life zones

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6
Q

Categorical data

A

Qualitative observations that fall into separate and distinct categories

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7
Q

Community Ecology

A

Study of the living component of ecosystems; description and analysis of patterns and processes within the community

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8
Q

Community

A

A group of interacting plants and animals inhabiting a given area

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9
Q

Continuous data

A

Numerical data in which any value within an interval is possible, limited only by the ability of the measurement device

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10
Q

Chemical ecology

A

Study of the nature and use of chemical substances produced by plants and animals

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11
Q

Discrete data

A

Numerical data in which only certain values are possible such as with integer values or counts

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12
Q

Evolutionary ecology

A

Integrated study of evolution, genetics, natural selection and adaptations within an ecological context; evolutionary interpretation of population, community and ecosystem ecology.

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13
Q

Ecosystem ecology

A

The study of natural systems with emphasis on energy flow and nutrient cycling

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14
Q

Ecosystem

A

The biotic community and its abiotic environment, functioning as a system

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15
Q

Ecology

A

The study of relations between organisms and their natural environment, living and nonliving

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16
Q

Frequency distribution

A

A count of the number of observations (frequency) having a given score or value

17
Q

Hypothesis

A

Proposed explanation for a phenomenon; we should be able to test it, accepting or rejecting it based on experimentation

18
Q

Histogram

A

Type of bar graph.

19
Q

Landscape

A

An area of land (or water) composed of a patchwork of communities and ecosystems

20
Q

Landscape ecology

A

Study of structure, function and change in a heterogeneous landscape composed of interacting ecosystems

21
Q

Models

A

In theoretical and systems ecology, an abstraction or simplification of a natural phenomenon

22
Q

Numerical Data

A

Data in which objects are measured based on some quantitative trait

23
Q

Nominal data

A

Categorical data in which objects fall into unordered categories such as hair color or sex

24
Q

Ordinal data

A

Categorical data in which order is important, such as reproductive status

25
Q

Population genetics

A

The study of changes in gene frequency and genotypes in populations

26
Q

Population ecology

A

Study of how populations grow, fluctuate, spread and interact intraspecifically and interspecifically.

27
Q

Population

A

A group of individuals of the same species living in a given area at a given time

28
Q

Physiological ecology

A

Study of the physiological functioning of organisms in relation to their environment

29
Q

Sample

A

The part of a population that is selected for observation by an investigator (a subset of the total population)

30
Q

Scatter plot

A

A type of graph constructed by defining two axes (x and y), each representing one of the two variables being examined. The individuals are then plotted as points on the graph,

31
Q

Statistical population

A

Set of objects about which inferences can be drawn

32
Q

Theory

A

An integrated set of hypotheses that together explain a broader set of observations than any single hypothesis