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Bio Dept. Chapter 1 Biology 1.1-1.4 Flashcards | StudBud
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Bio Dept. Chapter 1 Biology 1.1-1.4
Bio Dept. Chapter 1 Biology 1.1-1.4
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Answers
1
Scientists use observations and data to form and test __________ .
conclusions
constants
theories
hypotheses
2
Which is
true
of a scientific theory?
are never proven
cannot be replaced
explain few observations
serve as speculations
3
What characteristics of life are represented in this image?
growth, homeostasis, organization
energy, homeostasis, reproduction
growth, development, energy
organization, homeostasis, response to stimuli
4
In the graph above, what is the
dependent
variable?
time
Time in weeks
Plant height vs time
Height (cm)
5
Hypotheses are
researched ideas that need testing
conclusions
data
observation of data
6
Living, non-living, dormant, or dead?
Dormant
Living
Dead
Non-living
7
Things that have all of the characteristics of life
cell
unicellular
homeostasis
organisms
8
The study of science, including biology helps you evaluate important issues based on _______ .
economics
opinions
a hunch
evidence
9
Which of the following is NOT a characteristic of life?
movement
reproduction
growth
response to environment
10
Living, non-living, dormant, or dead?
Living
Dead
non-living
11
Living, non-living, dormant, or dead?
Non-living
Dormant
Dead
Living
12
In the graph above, what is the
independent
variable?
Time in weeks
Plant height vs time
Plant Height in cm
bean plants
13
The smallest unit of life.
unicellular
cell
multicellular
organism
14
Which is the independent variable in the graph below?
Adjusted for Weather
May-Sept Average Ozone in PPB
Years
National Urban Ozone Trends
15
________ is the study of life.
Genetics
Biology
Physics
Anatomy
16
Living, non-living, dormant, or dead?
Dead
Living
non-living
17
At which point in the sci process would scientist consider the conclusions of other scientists?
testing hypotheses/experimenting
analyzing data or evaluating results
observing/identifying a problem
forming hypotheses
18
Hypotheses are ________ .
researched ideas that need testing
observation of data
data
conclusions
19
If you are experimenting, which factors are
observed and measured
?
constants
independent variable
hypotheses
dependent variable
20
All of the following are characteristics of life EXCEPT
have a heartbeat
have DNA
made of cells
adapt to environment
21
When scientists are "evaluating results" as a part of scientific thinking, they mainly ___________ .
explain data they collected and analyzed
examine prior research on a topic
collect data from other scientists
use statistics to analyze their data
