5.1 science vocabulary
Terms in this set (21)
The inhibition of the growth of a
plant caused by the release of toxins produced by
A measurement that provides a starting
point for analyzing change, such as the initial
temperature of something.
of the number of different species of organisms
in a specific area; it is also used as a general
description of species richness, ecosystem
complexity, and genetic variation.
The prevailing, average weather
conditions influenced by temperature,
precipitation, humidity, and other meteorological
factors in a given region over a long period
A legal agreement
between a landowner and government or land
trust, that places development restrictions on
a tract of land for conservation purposes.
The successive addition of effects
or amounts of something, such as money or
The length of time an activity, process,
or object continues or exists.
Change in the
composition in species in an ecosystem over time.
A specific area, such as a kelp
forest, that contains a characteristic set of
interdependent species that interact with each
other and the abiotic components found there.
Tangible materials, such as
timber and food, produced by natural systems,
that are essential to human life, economies,
Actions and decisions
of individuals, organizations, and government
entities related to maintaining ecosystems and
providing ecosystem goods and ecosystem
services to current and future generations.
The functions and
processes that occur in natural systems, such as
pollination, that support or produce ecosystem
goods and help sustain human life, economies,
Species or taxa found only in a
specified geographic region.
A species that is introduced to
an area beyond its normal range, where it spreads
rapidly and crowds out native species.
A species not originally
found in an area, that was transported to the area
through human activity.
A cylinder-shaped sample of soil
or sediment that is used to analyze the types of
pollen in a location at a given time.
A soil type in California derived from
weathered serpentinite rock and known for its
unique chemical composition.
Individuals, groups, or
organizations that have an interest in, or concern
about, a particular action or decision.
To measure and make an
accurate, detailed map of an area.
A process whereby two or more
factors acting together cause greater effects than
the sum of the effects of the individual factors.
An annual growth band that appears
on a cross section of a trunk or branch that
can be used to determine the age and history
of a tree.
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