biological organization Flashcards
what is the first (most specific) level of biological organization
atoms
what is the second level
molecules
what is the third level
cells
what is the fourth level
tissue
what is the fifth level
organs
what is the sixth level
organisms
what is the seventh level
population
what is the eighth level
community
what is the ninth level
ecosystem
what is the tenth (most broad) level of biological organization
biosphere
what are molecules
groups of atoms; smallest unit of most chemical compounds
what are cells
smallest functional unit of life
what are tissue and organs made up of
groups of cells
what is an organism
an individual living thing
what is a population
a group of organisms of one type that live in the same area
what is a community
various different populations that live together in a defined area
what is an ecosystem
a community and its nonliving surroundings
what is the biosphere
the part of the earth which contains all ecosystems
