Exam #1 chapters 1-7 Flashcards
the process of arranging organisms into groups based on similarities is called
taxonomy
the swedish naturalist that devised a simple, practical method of scientific classification
linnaeus
the largest division
kingdom
the two different kinds of largest kingdom
plantae and animalia
the highest division that is larger than kingdom
domain
group of very similar organisms that can interbreed freely in nature; lowest of the seven main levels of the Linnaean classification system
species
group of similar organisms that are all descended from a single group of originally created organisms
kind
system of assigning scientific names to organisms by using two words (genus and species) for each scientific name
binomial nomenclature
organism that does not have a membrane-bound nucleus
prokaryotes
organism that has a membrane-bound nucleus and membrane-enclosed organelles
eukaryote
Has no walls of an ovary.
plant that does not produce flowers but does produce seeds
gymnosperm
cones that produce sperm cells
staminate cones
cones that produce egg cells
ovulate cones
the largest living thing
coast redwood
palm-like tropical gymnosperm
cycads
unique oriental gymnosperm with fan-shaped leaves
ginkgo
life cycle, found in ferns, mosses, and some other plants, that involves both asexual and sexual reproduction in every other generation
alternation of generations
moss-like plants
bryophyte
what mosses use instead of roots.
hair-like thread that acts as a bryophyte “root”
rhizoids
decaying peat moss.
compressed accumulation of various partially decayed plant materials that collect in swamps and marshes
peat
the smallest of the green chlorophyll organisms
algae
collective term for microorganisms that float near the surface of the water and provide food for larger organisms
plankton
the largest group of the algae
green algae
any of a group of yellow algae characterized by rigid cell walls composed of silica
Diatoms