Science terms 11

14 terms by Bravesman1 

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organism

a living thing that has (or can develop) the ability to act or function independently

cell

(biology) the basic structural and functional unit of all organisms

unicellular

having or consisting of a single cell

multicellular

consisting of many cells

stimulus

a change in an organism's surroundings that causes the organism to react

response

a bodily process occurring due to the effect of some foregoing stimulus or agent

Development

changes that take place during the life of an organism

Spontaneous Generation

a hypothetical organic phenomenon by which living organisms are created from nonliving matter

Controlled Experiment

a test of the effect of a single variable by changing it while keeping all other variables the same

Autotroph

an organism that makes its own food

Heterotroph

an organism that cannot make its own food

Homeostasis

process by which organisms maintain a relatively stable internal environment

What characteristics do all living things share?

a cellular organization, contain similar chemicals, use energy, respond to their surrounding, grow and develop, and reproduce.

What do Living things need to survive?

food, water, Homeostasis, shelter

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