Biology

BiologyThe goal of biology is to

investigate and understand the natural world, to explain events in the natural world, ad to use those explanations to make useful predictions.

BiologynounScience that seeks to understand

the living world.

Biology

Bio = life

Biology

ology = the study of

Biology

Biology = the study of life

BiologySay three times

“Biology is the study of life”

organism

organismOrganisms and their

environment are interdependent.

organismnounAn individual living thing that can

react to stimuli, reproduce, grow, and maintain homeostasis.

organismSomething that is alive.

organismTurn to your partner and say …

“Biology is the study of life. _______ is a living organism.”

biotic factor

biotic factorBiotic factors that influence a

bullfrog might include the tiny plants and algae it eats as a tadpole, the herons that eat the adult frog, and other species that compete with the bullfrog for food and space.

biotic factornounThe biological influences on

organisms within an ecosystem

biotic factorBio = lifeSomething living that impacts

another living organism.

biotic factorTurn to your partner and say …

“_________ is a biotic factor that affects me”

abiotic factor

abiotic factorThe bullfrog is affected by

abiotic factors such as the availability of water and the temperature of the air.

abiotic factornounPhysical, or nonliving, factor that

shapes an ecosystem.

abiotic factorprefix “a” means NOT

If “bio” means life, “abio” means not life (or not alive)

Something NOT alive that impacts a living organism.

abiotic factorTurn to your partner and say …

“_________ is an abiotic factor in our classroom”