A living thing.

1. Made of cells

2. Made of similar chemicals

3. Respond to surroundings

4. Grow and develop

5. Use energy

6. Reproduce

The maintenance of

stable internal

conditions despite

changes in

surroundings.

1. Cells are

_____________.

microscopic

2. The only way

you can see a

cell is by using a

_______________.

microscope

3. Organisms can

be ___________

or _____________.

unicellular

multicellular

Organisms

composed of only

one cell.

Organisms

composed of many

cells.

7. The most abundant chemical found in organisms is _________.

water

8. Living things

are also made of

other

___________.

compounds

compounds that contain

one or more atoms of

carbon covalently bonded

to atoms of other elements,

most notably hydrogen,

oxygen, phosphorus,

nitrogen, or sulfur.

any compound that does not

contain carbon. (exceptions:

carbon dioxide, carbon

monoxide, metal cyanides,

carbonates and

bicarbonates of metal ions.)

A change in an

organism’s

surroundings that

causes and

organism to reacts.

A stimulus that comes

from outside the

organism. (Ex.-

temperature, light,

gravity)

A stimulus that

comes from inside

the organism. (Ex.-

fever or vomiting)

An action or

change in behavior

as a reaction to a

stimulus.

the turning of all or

part of an organism in

a particular direction

in response to an

external stimulus.

The process of

becoming larger.

Process of change

that occurs during

an organism’s life to

produce a more

complex organism.

Organisms that

make their own

food.

Organisms that

cannot make their

own food.

The process by which

green plants and some

other organisms use

sunlight to synthesize

foods from carbon

dioxide and water.

The metabolic

processes whereby

certain organisms

obtain energy from

organic molecules.

Production of

offspring that are

similar to the parent.

Is the new organism

produced after

reproduction.

The reproductive process that involves only one parent and produces offspring that are identical to the parent.

The reproductive process that involves two parents who combine their genetic material to produce a new organism, which differs from both parents.