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Bio Quest
N/A
36
Biology
9th Grade
09/03/2012

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Cards

Term
What is a proposed scientific explanation for a set of observations?
Definition
a hypothesis
Term
What is the belief that only living things can produce called?
Definition
Biogenesis
Term
Which French scientist proved that microbes(bacteria) could not spontaneously generate using the "swan-necked flask experiment?"
Definition
Louis Pasteur
Term
What is the bending of light as it passes through an object called?
Definition
refraction
Term
What are the eleven attributes of all living things?
Definition
-movement
-growth
-reproduction
-comes from similar preexisting life
-similar chemical make up
-made of cells
-irritability
-requires energy
-maintains a high level of organization
-faces death
-adapts to its environment
Term
What does the word science come from?
Definition
the Latin word meaning "to know"
Term
What does the Latin root 'Bios' mean?
Definition
life
Term
What does the Latin root 'logos' mean?
Definition
word or study
Term
What does the Latin root 'Micro' mean?
Definition
small
Term
What does the Latin root 'Scope' mean?
Definition
to see
Term
What does the Latin root 'Milli' mean?
Definition
thousandth
Term
Who was Edward Jenner?
Definition
the man who developed a vaccine fro small pox
Term
Who was Francesco Redi?
Definition
the man whose experiment showed that maggots do not spontaneously generate from meat
Term
Who was Anton van Leeunwenhoek?
Definition
the "father of microscopy"
Term
Who was Alexander Fleming?
Definition
the man who discovered penicillin
Term
How is a theory different than a hypothesis?
Definition
a hypothesis is an untested, possible explanation, while a theory is a tested explanation that unifies observations and hypotheses
Term
What is science?
Definition
an organized way of gathering and analyzing evidence about the natural world
Term
What can science tell us?
Definition
-how to cure diseases
- how to get a satellite in orbit
-a lot about the natural world, and how the world works
Term
What is the 'scientific method' and it's uses?
Definition
it involves observing, asking questions, forming hypotheses, and testing with experiments. it;s used for explaining a scientific phenomenon.
Term
Why is it important that control groups and experimental groups be large?
Definition
so that flukes can be ruled out
Term
Why is it important for a hypothesis to be testable?
Definition
because without the ability to be tested, there is no way of knowing whether or not it its true
Term
What scientific attitudes help scientists in exploration?
Definition
it is important to be as scientifically unbiased as possible when researching
Term
Why is skepticism good in science?
Definition
because without skepticism, scientists don't ask questions. which leads to the lack of new advancements
Term
What is an independent variable?
Definition
the variable that is deliberately changed in an experiment
Term
What is a dependent variable?
Definition
the variable that responds to the independent variable
Term
What is homeostasis?
Definition
the ability to keep your body temperature level and constant at all times
Term
What is Deductive Reasoning?
Definition
reasoning that begins by assuming general principles and then develops specific conclusions
Term
What is Qualitative data?
Definition
data that is descriptive and involves characteristics that cannot be counted
Term
What is Quantitative data?
Definition
numbers that are obtained by counting or measuring in an experiment
Term
What is Stimulus?
Definition
a signal to which an organism responds
Term
What is evolution?
Definition
when an organism adapts to its environment
Term
What is an Electron Microscope?
Definition
a microscope that beam electrons instead of light to magnify up to 250,000 x
Term
How many lens does a simple microscope have?
Definition
one lens
Term
How many lens does a compound light microscope have?
Definition
two lens
Term
What does refraction do?
Definition
bends light to make an image larger
Term
What does an electron microscope require?
Definition
it requires the subject to be in a vacuum
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