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Unit 1 Review
Unit 1 Review
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This quiz reviews how to design controlled experiments.
Flashcards
46 cards
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Practice quiz
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Questions
46
Answers
1
numerical data
observation
quantitative data
qualitative data
2
Which factor is a constant?
height of plant
10 ml of fertilizer
200 ml of water
3
what does a graduated cylinder measure?
area
mass
length
volume
4
A hypothesis needs to be
accurate
testable
explained
observed
5
What is the volume of the liquid in the container?
30.5 ml
35 ml
35 g
30.5 g
6
What is the Independent variable also known as?
Contact
Standard
Manipulated
Responding
7
Is this a good scientific testable question?
No
Yes
8
Which set of data describes a situation that could be classified as qualitative?
the weights of the monkeys at the city zoo
the colors of the birds at the city zoo
the heights of the giraffes at the city zoo
the shoe size of the zookeepers at the city zoo
9
What is the independent variable?
number of tadpoles
temperature of water
water pH
amount of sunlight
10
In a study about beer on driving ability, the control group should be
no beer at all
a driving test before and after drinking beer
two pints of beer followed by a blood alcohol content test
a high dosage of beer
11
Identify the dependent variable in this experiment.
The type of plant.
The type of soil.
The height of the plant.
The amount of sunlight.
12
What are the base units of length in the metric system?
meters
miles
feet
inches
13
All the following are characteristics of life EXCEPT
evolution
homeostasis
reproduction
multicellularity
14
You are testing if fertilizer helps plants grow. Which plant is the control group?
The plant receiving 10 ml of fertilizer.
The plant without the fertilizer.
15
What is the base unit for mass in the metric system?
pound
gram
ounce
meter
16
What is a scientific law?
Observations that describes some aspect of the universe
Explanation made on the basis of limited evidence
Explanation of some aspect of the natural world
17
What is a hypothesis
Factor that changes as a result of changing independent var.
The factor that is deliberately adjusted in an ivestigation
Process of gathering information by using your scenes
Testable idea that leads to a scientific investigation
18
Is the experiment shown considered a "controlled experiment."
Yes, only testing 1 variable
No, testing multiple variables
19
Analyze the graph below:
As time increases, position increases
As time decreases, position decreases
There is no relationship
As time increases, position decreases
20
Identify the Dependent Variable.
concentration of salt solution
number of sunflowers
height of plant
amount of water
21
What is the base unit for length in the metric system?
Foot
Inch
Meter
Centimeter
22
When should you use a line graph?
When you have a lot of points
Whenever you feel it’s necessary
When comparing changes over time for multiple groups
23
Identify the independent variable in this experiment.
The height of the flower.
The type of soil.
Amount of sunlight.
The type of plant.
24
Observations that include numbers.
Qualitative Data
Quantitative Data
25
On a graph where is the independent variable located?
x - axis
y - axis
26
What is a scientific theory?
A trusted explanation of some aspect of the natural world
An advanced hypothesis
An educated guess
An accepted assumption
27
Why do scientists
compare
their data results?
To change their data
To argue about who is correct
To pick the best answer
To check for accurate results
28
On a graph where is the dependent variable located?
y-axis
x-axis
29
What is an example of Qualitative data?
The plant took 4 weeks to bloom
The table is 4 feet long.
Neither
30
Qualitative data is:
numerical observations
whole number observations
non-numerical observations
non-integer data
31
This metric system base units is for mass
Gallons
Grams
Liters
Meters
32
Which is an example of how homeostasis in maintained?
Maintain body temperature by shivering
Strengthen your muscles to run and jump
Pulling your hand back after touching sometthing hot
use strength to lift and pull heavy objects
33
What’s an example of Quantitative data?
The worm was very squishy
The wall is blue
The Road took 20 weeks to build
34
quantitative research is most often reported as
all of the above
graphs and charts
descriptions of behavior
long lists of numbers
35
Is this a good scientific testable question?
No
Yes
36
All of the following are characteristics of life EXCEPT
ability to move
adapt to environment
have DNA
made of cells
37
Which of the following is the least complex level of organization of life?
Organism
Tissue
Organ
Cell
38
When should you use a bar graph?
When you want something colorful
When comparing things between different groups/to track time
When you have a lot to compare
When you don’t know how to make a line graph
39
The basic unit of life is the ..................
nuclei
cell
atom
molecule
40
Identify the Independent Variable.
lead in gasoline
number of cars
amount of pollution
color of car
41
In order to be a controlled experiment what needs to be true
only changing three things
Changing each variable per trial
Only changing one thing
Only changing two things
42
Biology is the study of...
the interaction of molecules
bacteria
life
plants and animals
43
You are testing if fertilizer helps plants grow. Which plant is the experimental group?
The plant that does not receive the fertilizer.
The plant receiving 10 ml of fertilizer.
44
A dog barks at the sound of a doorbell. The response is the
The dog barking
None of these are correct
A bird chirping
Sound of the doorbell
45
Is this a good scientific testable question?
No
Yes
46
What is NOT a goal of science ?
make predictions based on data
investigate the natural world
explain events in the natural world
to support a certain point of view
