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scientific method & biology Flashcards | StudBud
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scientific method & biology
scientific method & biology
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Answers
1
A group of cells that together perform a similar function is called a(an)
division of labor
tissue
organ system
organ
2
Research shows that phosphates increase algae growth in water.
research
hypothesis
data
experiment
3
Biology is the study of
humans
bacteria
plants and animals
all of the above
4
The first step in the scientific method
hypothesis
observation
data
conclusion
5
To check a hypothesis,scientists often set up a test called an
observation
analysis
experiment
theory
6
Name lab equipment
cup
Erlenmeyer flask
beaker
graduated cylinder
7
What essential characteristics does a good experiment have?
A control group is giventhe experimental treatment
2 independent variablesare tested and a control group used
A variable is tested
One independent variable is tested and a controlgroup used
8
Identify lab equipment
eye dropper
scoop
flask
test tube
9
If you break glass in a lab you should
ignore it and walk away
Tell Mrs. Carr immediately
pick it up and dispose of and then tell Mrs. Carr
pick it up and throw in garbage
10
Add phosphate to water and take observations each day for a month
hypothsis
data
procedure
conclusion
11
Life’s basic unit of structure and function is the
organs
tissue
atom
cell
12
The basic unit of length in the metric system is the
meter
yard
grams
liter
13
The variable that is MEASURED in the experiment
control
dependent
independent
data
14
How many meters are in 2.4km
2,400
24,000
240,000
240
15
Which list represents the levels of organization
organ, tissue, organ system
organ system, organ,tissue, cell
tissue, cell, organ system
cell, tissue, organ, organ system
16
The variable that is TESTED in the experiment
dependent
data
control
Independent
17
The group that is used for comparison in an experiment is the
variable
control group
experimental group
data
18
I wonder what causes algaeto accumulate in water.
research
conclusion
observation
hypothesis
19
If I add phosphate to a beaker of water, then there will be algae growth
analysis
experiment
observation
hypothesis
20
An organ system is a group of organs that
None
are made up of cells
are made up of tissues
Are made up of species
