Shared Flashcard Set

Details

Chapters 1 and 2
Final Review
43
Biology
9th Grade
12/10/2008

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Cards

Term
What is a theory?
Definition
A well-tested explanation that makes sense of a great variety of scientific observations
Term
If a hypothesis is falsifiable it means that it _____________
Definition
could be false
Term
list the broadest level of organization used in biology.
Definition
biosphere
Term
life's basic unit of structure and function is the ________
Definition
cell
Term
___________ can be disproved with a single experiment.
Definition
hypothesis
Term
measuring a plant's growth over a 2 week period is an example of ________ in an experiment
Definition
data
Term
prefixes for the metric system are...
Definition
Kilo
hecto
deka
meter liter gram
deci
centi
milli
Term
genetic engineering uses ________ to produce new medicines
Definition
technology
Term
ten themes of biology are...
Definition
bio system
cellular basis of life
form and function
reproduction and inheritance
interaction with environment
energy and life
regulation
adaptation and evolution
biology and society
scientific inquiry
Term
what are the levels of organization WITHIN a multicellular organism from simplest to most complex
Definition
a. cell
b. tissue
c. organ
d. organ system
Term
in science, a hypothesis is only useful if it can be ________
Definition
proven
Term
each distinct form of life or type of organism is called a _________
Definition
species
Term
Eyepiece
Definition
to look into the microscope
Term
Arm
Definition
where you hold onto the microscope with
Term
Stage
Definition
holds the slide
Term
high power
Definition
400x
Term
low power
Definition
4x
Term
fine adujustment knob
Definition
focusing (smaller knob) medium and high power
Term
course adjustment knob
Definition
focusing (bigger knob)
Term
Lamp
Definition
gives light to the object that your looking at in the microscope
Term
diaphram
Definition
regulates the amount of light
Term
revolving nosepiece
Definition
changes objective lenses
Term
base
Definition
holds the microscope
Term
stageclips
Definition
holds slide in place
Term
when there is enough data to support a hypothesis, the hypothesis becomes a __________
Definition
theory
Term
when an experiment is controlled, scientist can isolate and test a single _______
Definition
variable
Term
there is a division of labor or specialization among multicellular __________
Definition
organisms
Term
a logical conclusion based on oberservations is an ___________
Definition
infrence
Term
biology is the study of _____
Definition
life
Term
the work of scientist generally begins with _____________
Definition
a problem
Term
ocular lens
Definition
allows magnifacation
Term
what is an organism?
Definition
any living thing
Term
what is an organ system?
Definition
unit of mutiple organs that preform a body function
Term
the cells of multicellular organisms are often ____________________
Definition
specialized to preform particular functions
Term
cell specialization in multicellular organisms allows cells to __________________
Definition
do different functions
Term
give examples of factors to which living things respond
Definition
light and tempature
Term
the process by which organisms keep their internal conditions relatively stable is called ______________
Definition
homeostasis
Term
an experiment that tests the effect of a single variable is called a ______________
Definition
controlled experiment
Term
all parts of the earth inhabited by living things is the __________
Definition
biosphere
Term
organizing similar species into larger groups is called _____________
Definition
classifacation
Term
what is the term for the land, water, and air on earth and all their organisms?
Definition
biosphere
Term
a group of cells that together perform a similar function is called a ________
Definition
tissue
Term
the _________ is the living world.
Definition
biosphere
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