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BIO Unit 1
BIO Unit 1
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#Unit 1 BIO
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
A student hypothesizes that microwaving fish food will lead to fish completing a maze faster. What is the DV?
type of food
amount of food
the time it takes to finish maze
type of fish
2
What are two constants in this experiment?
size of tray and size of rocks
amount of water and size of rocks
shape of tray and size of rocks
number of books and amount of water
3
On a graph, the IV is located...
on the bottom (x-axis)
on the side (y-axis)
4
Homeostasis means
nothing, it is a made up word
unstable conditions inside an organism's cells and body
maintaining stable conditions inside a home
maintaining stable internal conditions inside an organism's cells and body
5
The independent variable is the:
constant
experimental group (cause)
group that stays the same
the way you measure (effect)
6
The independent variable is the:
group that stays the same
constant
experimental group (cause)
the way you measure (effect)
7
Which of the following statements about a controlled experiment is true?
All the variables must be kept the same.
Only one variable is tested at a time.
Controlled experiments cannot be performed onliving things.
Scientists always use controlled experiments.
8
A personal preference or point of view that impacts data collection or analysis is:
theory
bias
hypothesis
important
9
During data analysis, the independent variable should be placed
on the X-axis
only on a bar graph
on the Y-axis
only on a line graph
10
What would you need in order to compare the effect of two fertilizers on plant growth?
a way to measure growth
different types of plants
a cardboard box tocover one plant
different types of soil
11
A theory becomes a law if......
If it is repeatedly tested
once the scientist who developed it dies.
Never! They are different but equal
if you want anyone to take it seriously
12
A line graph is _______________________________.
a display of data using bars of different heights.
a graph showing change over time data.
13
When a scientist tries someone eles's method, they are displaying-
creativity
skepticism
open-mindedness
curiosity
14
The control is used for
comparison
to influence your decisions and turn you into sheeple
experimentation
to annoy students during classroom labs
15
A scientist sees a gecko crawling on the wall. Wondering why displays this habit of mind
skepticism
creativity
curiosity
open-mindedness
16
A scientific theory is
a testable explanation
a wide body of supported evidence
not as good as a scientific law
able to modified if new evidence is discovered
17
What is the IV? An experiment that explores how different colors impact plant growth.
Colors
amount of sunlight
How many plants
plant growth
18
What should a scientist do to make it easier for others to replicate his or her experiment?
Collect only one set of data
Skip peer-review so the results are available sooner.
Not use a control to save time
Use the metric system
19
An experiment investigated whether closeness to strangers increases heart rate. What is the DV?
Heart rate
The participants
The strangers
Proximity to strangers
20
If you repeat an experiment and the results different time, the next step would be to
hide all evidence of the experiment so no one knows
give up and start all over
trust the second set
repeat the experiment again
21
What is the dependent variable?
What you test
the controlled variable
Your standard experiment
What you measure
22
During an experiment, which factors are observed and measured?
dependent variables
control
independent variables
constants
23
A student hypothesizes that microwaving fish food will lead to fish completing a maze faster. What is the IV?
amount of food
type of fish
type of food
how fast fish complete maze
24
How do most scientific theories develop?
Through a scientific review board.
contributions of many scientists whoa dd to and revise it
the work of a single scientist
development of ideas that are acceptable to society
25
Based on this graph, what is the
dependent variable (DV)
?
With music
Days
Plant height
Without music
26
What are experimental
CONSTANTS
?
Factors in an experiment that remain the same
Factors that respond to the independent variable
Factors in an experiment changed by the experimenter
27
A well-tested explanation that explains a lot of observations is
a theory.
a controlled experiment
a hypothesis.
. an inference
28
On a graph, the DV is located...
on the side (y-axis)
on the bottom (x-axis)
29
The statement the guniea pig weighs 15 grams is a ________________ statement.
observation
inference
quantitative
qualatative
30
Zoey is wondering if the time of year affects Quinn's experiments outcomes. The IV is
None of the above
Outcome of Quinn's experiment
All of the above
Time of year
31
Characteristics of living organisms include
repair and restore
control the external environment
feedback loops
respond and adapt
