Post on 12-Dec-2015
transcript
LEVELS OFORGANIZATION
found in the living world
LEVELS of ORGANIZATION
ATOMS
• smallest component of an element
• fundamental building blocks
EXAMPLES: Carbon Nitrogen Hydrogen
MOLECULES a group of atoms bonded together
CELLS the smallest unit of life
TISSUES groups of cells working together;specialized cells with a common function
LEVELS of ORGANIZATION
ORGANS functional groups of tissues
http://animals.nationalgeographic.com/animals/fish/hammerhead-shark/
ORGAN SYSTEM related groups of organs
ORGANISM a living entity; an individual
ONE EXCEPTION:SINGLE-CELLED ORGANISMS
ORGANISM a living entity; an individual
POPULATION a group of related organisms; same species
EXAMPLES: Aptenodytes forsteri (Emperor Penguin)
LEVELS of ORGANIZATION
COMMUNITY all of the living organisms in an environment
ECOSYSTEM all of the biotic and abiotic factors in an environment
COMMUNITY - penguins- fish- seals- coral
COMMUNITY - penguins- fish- seals- coral
ECOSYSTEM - penguins - water- fish - rocks- seals - air- coral
ECOSYSTEM - penguins - water- fish - rocks- seals - air- coral
LEVELS of ORGANIZATION
BIOME a collection of ecosystems with similar climates
BIOSPHERE all of the collected biomes; the Earth
EXAMPLES: tundra, rainforest, chaparral, grassland
ATOMS smallest component of an element
MOLECULES groups of atoms bonded together
CELLS smallest unit of life
TISSUES groups of cells
ORGANS functional groups of tissues
ORGAN SYSTEMS related groups of organs
ORGANISM a living entity
POPULATION a group of same living organisms
COMMUNITY all organisms in an environment
ECOSYSTEM biotic & abiotic in an environment
BIOME group of ecosystems
BIOSPHERE all of the biomes