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Matter
Anything that takes up space and has mass
Nutrient
A chemical substance that an organism needs to obtain from its environment in order to survive
The cycling of nutrients through the biosphere involves both... and...
Living organisms, physical processes
Where does water evaporate from
Bodies of water, soil, and organisms
How much of the earth is fresh water?
3%
When do carbon and oxygen enter a long-term cycle?
When dead material is buried
Classification
The grouping of objects or organisms based on a set of criteria
How did Aristotle classify animals
Plants/Not plants, Red blooded/Bloodless
How were plants divided by Aristotle?
Size & structure
What was the first formal system of taxonomy?
Linnaean system
Taxonomy
the discipline of identifying, naming, and classifying organisms
Binomial nomenclature
Linnaeus's method of naming organisms, called binomial nomenclature, gives each species a 2 part specific name
Rules for writing scientific name
a. Capitalize the first letter of the genus name
b. If it is written it is underlined
c. If it is typed it must be italicized
d. Genus can be abbreviated
What system do we use to classify?
Linnaean System
What did scientists begin using in their classification system as evolution grew?
Evolutionary relationship
How are taxonomic categories arranged?
Broad to specific
What is taxonomy part of?
Systematics
Systematics
Study of biological diversity with an emphasis on evolutionary history
Dichotomous key
Provide a series of choices between alternate characteristics, users can identify organisms they encounter
