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Experimental Design Practice Unit 1 Biology

Total questions: 58

Worksheet time: 5hrs 50mins

Name
Class
Date
1.
Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
d)
Where the experiment took place.
2.
Tiffany was investing how fast it took Hayden to react to different sounds. Identify the independent variable.
a)
How fast Hayden reacted
b)
different sounds
c)
types of music
d)
Hayden
3.
The independent variable is the ONE thing you _____.
a)
change
b)
keep the same
c)
experiment with
d)
investigate
4.
 In a controlled experiment, the variable that is changed to test the hypothesis is called the –
a)
Controlled Variable
b)
Responsive Variable
c)
Dependent Variable
d)
Independent Variable
5.
The measurable factor in an experiment is known as the: 
a)
Control
b)
Independent Variable
c)
Constant
d)
Dependent Variable
6.

How much water does a plant need to grow?

Which are the constant variables?

a)

The type of plant

b)

How much water you use

c)

Location of plant

d)

How much the plant grows

e)

How long you grow the plant

7.

Which type of sugar dissolves the fastest?

Which is the independent variable?

a)

The temperature of the water

b)

The amount of water

c)

The type of sugar

d)

The type of cup you use

8.

How high can an average 6th grader jump?

Which are the constant variables?

a)

The age of the students

b)

The surface they are jumping from

c)

The height they can jump

d)

How well the students did on a math test the day before

9.

How does the amount of baking powder added to a cake mix affect the taste?

Which is the independent variable?

a)

The amount of baking powder

b)

The type of cake

c)

The amount of oil in the cake

d)

The temperature of the oven

10.
In a controlled experiment, how many variables can be worked with at a time? 
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
11.
The part of the experiment that remains the same for the control and experimental group.
a)
constants
b)
control
c)
independent
d)
dependent
12.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
13.
The part of the experiment that does not contain the independent variable. Used for comparison.
a)
Control Group
b)
Experimental Group
c)
Results
d)
Data
14.
What are all the things that are kept the same in an experiment?
a)
controls
b)
data
c)
constants
d)
independent variables
15.
What is the part of the experiment that contains the independent variable?
a)
control group
b)
experimental group
c)
hypothesis
d)
dependent variable
16.
Jeff is 6 feet 2 inches is a ___________ assesment
a)
Qualitative
b)
Quantitative
17.
The cake has a sweet smell is a _______ assessment. 
a)
Qualitative
b)
Quantitative
18.
The parts of the experiment that must be kept the same.
a)
Constants
b)
independent
c)
Dependent
19.

Which of these is a quantitative assessment?

a)

He is tall

b)

Ha jumps high

c)

He wears 23

d)

He is 6 feet 8 inches tall

20.
How many variables should you change in an experiment?
a)
none
b)
1
c)
2 or more
d)
depends on the type of experiment
21.
The variable in an experiment deliberately changed by the scientist. The variable being tested.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
22.
A factor in an experiment that stays the same.
a)
control group
b)
constant
c)
dependent variable
d)
experimental group
23.
Data such as "10 drops" is referred to as ___________.
a)
robust data
b)
qualitative data
c)
control data
d)
quantitative data
24.
The __________________ variable is the variable you are observing and that changes in response to the _________________ variable.
a)
independent (experimental), dependent
b)
dependent, independent (experimental)
c)
dependent, control
d)
independent (experimental), control
25.
Which one of the following is NOT an example of quantitative data?
a)
number of flowers on a plant
b)
size of a flower
c)
height of a flower
d)
color of a flower
26.
The Dependent/Responding Variable goes on the ___ axis
a)
x
b)
y
27.
Which would go on the y-axis?
a)
Time
b)
# of Bacteria 
28.
The Dependent/Responding Variable goes on the ___ axis
a)
x
b)
y
29.

What type of graph is this?

a)

Tally Graph

b)

Picture Graph

c)

Bar Graph

30.
What is the name of this graph?
a)
line plot
b)
line graph
c)
bar graph
d)
frequency table
31.
What is an if....then statement that predicts the outcome of an experiment or how the Independent variable effects the dependent variable?
a)
Conclusion
b)
Materials
c)
Hypothesis
d)
Problem
32.
What is the factor that an experimenter changes on purpose?
a)
Dependent Variable
b)
Independent Variable
c)
Constant
d)
Control
33.
In this graph, what is the dependent variable? 
a)
Walla Walla Island
b)
Time
c)
Number of Deer
34.
You will want your experiment to have ____ independent variable(s) in it for the experiment to be valid.
a)
1
b)
2
c)
3
d)
4
35.
The type of variable that you change or manipulate in an experiment.  It is what you are testing.
a)
Independent
b)
Dependent
c)
Control
36.

Which of these would be the proper way to write a hypothesis

a)

I think the water will make the plant grow.

b)

Watering plants will make them grow better.

c)

If I add more water, then the plant will grow taller.

d)

Maybe water will make a plant grow taller.

37.

Maya designed an experiment to answer the following question: How does the amount of water given to a lima

bean seed affect how tall it grows?


Which tool will Maya use when she is collecting her data on the height of the lima bean plants?

a)

thermometer

b)

stopwatch

c)

beaker

d)

ruler

38.

Ben observed that puddles outside seem to disappear more quickly when it is a sunny day. He decided to test this by setting up an experiment in which he placed a graduated cylinder with 10 ml of water in a dark closet and a graduated cylinder with 10 ml of water by the window. Each day he measured the amount of water.


What did Ben change in this experiment?

a)

the amount of sunlight on the water

b)

the amount of water in the cup

c)

the kind of cup

39.

This is used to find the mass of an object

a)

graduated cylinder

b)

inference

c)

observation

d)

triple beam balance

40.
What is used to measure the volume of liquids more precisely in milliliters?
a)
Beaker
b)
Flask
c)
Graduated Cylinder
d)
Test tubes
41.
Used to measure length and distance in the metric system
a)
Graduated cylinder
b)
Triple beam balance
c)
Thermometer
d)
Meter stick
42.
An organized procedure to study something under controlled conditions is a(n)
a)
observation
b)
field study
c)
model
d)
experiment
43.

What is the affect of salt water on the the height of blades of grass?

The above question is an example of:

a)

Hypothesis

b)

Conclusion

c)

Procedures

d)

Testable Question

44.
What is an if....then statement that predicts the outcome of an experiment or how the Independent variable effects the dependent variable?
a)
Conclusion
b)
Materials
c)
Hypothesis
d)
Problem
45.

1.25 km is equal to

a)

125 m

b)

125 000 cm

c)

1 250 cm

d)

1 250 000 000 nn

46.

2.53 L is equal to

a)

0.253 kl

b)

25 300 ml

c)

253 ml

d)

2530 ml

47.
1 meter = _______ cm
a)
1
b)
1,000
c)
100
d)
400
48.
648 g = ____ mg
a)
6,480
b)
64,800
c)
648,000
d)
64.8
49.
What is the measuring unit for mass?
a)
centimeter 
b)
millimeter 
c)
grams 
d)
pounds
50.
Which unit of measurement is greatest?
a)
decimeters
b)
millimeters
c)
centimeters
d)
kilometers
51.
convert 650 m to km
a)
6.5
b)
0.65
c)
65
d)
0.065
52.

Which of the following is the SI unit for length?

a)

Feet (ft)

b)

Inch (in)

c)

Kilometer (km)

d)

Meter (m)

53.

Which unit of measurement is not used to measure the liquid's volume?

a)

Cubic Centimeter

b)

Cubic Meter

c)

Meter

d)

Milliliter

54.

Which of the following are considered basic quantities of measurement?

a)

Density, Force, Temperature

b)

Length, Mass, Time

c)

Mass, Length, Volume

d)

Time, Electric Current, Area

55.

SI base units for length and mass are

a)

centimeter

b)

meter and gram

c)

centimeter and kilogram

d)

meter and kilogram

56.

The abbreviations for units of length in order from smallest to largest are

a)

m, cm, mm, km

b)

mm, m, cm, km

c)

km, mm, cm, m

d)

mm, cm, m, km

57.

A measure of the quantity of matter is

a)

density.

b)

weight.

c)

volume.

d)

mass.

58.

Which of these abbreviations represents a volume unit?

a)

mL

b)

mg

c)

mm

d)

cm

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