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Biology Basics Test Review
Biology Basics Test Review
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1
When graphing, which variable goes on the X-axis?
Constant
Dependent
Independent
Control
2
If available, the body will always digest which macromolecule for energy first?
Enzymes
Proteins
Carbohydrates
Lipids
3
Accuracy is how close your measurements are to each other.
True
False
4
Is ice more dense than water?
No😡
Maybe So....😐
Yes😀
5
Which piece of glassware is never used for making measurements?
Graduated Cylinder
Beaker
Test Tube
Erlenmeyer Flask
6
All of the following could be useful for transferring a liquid from one container to another EXCEPT.
graduated cylinder
funnel
beaker
petri dish
7
An objective, verifiable observation is a(an)
theory
inference
fact
hypothesis
8
Which of the following terms represents the smallest part of an element that still has the properties of that element?
Matter
Molecule
Cell
Atom
9
What macromolecule does this image represent?
Carbohydrates
Lipid
Nucleic Acid
Protein
10
The dependent variable is what
memes are good memes are nice
change that occurs in response to the independent variable
why should i know?
the factor that you purposefully change
11
When graphing, which variable goes on the y-axis?
Control
Dependent
Independent
Constant
12
What must be considered when designing a solution for a problem with technology?
All of the above
Cost
Time
Materials
13
What macromolecule does this image represent ?
Carbohydrates
Lipid
Protein
Nucleic Acid
14
What is a hypothesis?
A guess
Proposed explanation of an observation
Research
A conclusion
15
The main
properties of water
are its polarity, cohesion, adhesion, surface tension, and high specific heat
False
True
16
What is an independent variable?
An educated guess.
The project.
What the experimenter chooses to change.
What does not change.
17
When leaving a movie theater, a person notices that the sidewalk is wet. When assuming it rained that is
An observation
An Inference
A prediction
A Hypothesis
18
What is the last step of scientific inquiry?
Draw a conclusion
Ask a question
Communicate your resluts
Record observations
19
The macromolecules that make up the majority of the cell membrane's structure are__________?
Enzymes
Proteins
Lipids
Carbohydrates
20
The process of observing the natural world
Classifying
Science
Inferring
Model making
21
In a hypothesis the _______ variable is what is being tested, the _______ variable is the one being measured in response
independent; control
independent; dependent
control; dependent
dependent; independent
22
The goal of scientific inquiry is...
To solve problems and better understand the world.
To destroy the world.
To climb the corporate ladder.
23
When placed in water, oil doesn't dissolve and stays separate. Oil is _________ and ______
hydrophilic and nonpolar
hydrophobic and polar
hydrophobic and nonpolar
Hydrophilic and polar
24
Life can exist under frozen surfaces in polar seas because...
Water is less dense as a solid
Water has a high specific heat
Water is a terrific solvent
Water has a high surface tension
25
What's the first step of the scientific inquiry?
Expertiment
Background info
Question
Collecting Data
26
What are the four main macromolecules?
Lipids, protists, carbohydrates, Nucleic acid
Protein, Lipids, Carbohydrates, Amino Acids
Proteins, Lipids, Carbohydrate, Nucleic acid
27
We obtain all of the macromolecules from the food that we except for __________
Proteins
Lipids
Carbohydrates
Nucleic Acids
28
What is the chemical structure of water?
2 atoms oxygen, 2 atoms hydrogen
1 atom carbon, 2 atoms hydrogen
2 atoms oxygen, 1 atom hydrogen
1 atom oxygen, 2 atoms hydrogen
29
Micah needs 25mL of motor oil to test his combustion engine. Which tool would give him the most precise measurement?
beaker
graduated cylinder
flask
test tube
30
Water is essential for life?
Yes
Maybe
No
It depends
31
The macromolecules that would most likely be involved in contracting muscles would be
Proteins
Carbohydrates
Lipids
Enzymes
32
Which category of carbon based molecules includes sugars and starches?
Proteins
Carbohydrates
Unsaturated fatty acids
Phospholipids
33
Animals store most of their excess energy reserves as ________ because...
Fat; they store twice as much energy per gram
Glucose; it is easy to break down
Carbohydrates; they store twice as much energy per gram of glucose
Protein; it is a compact source of energy in their bodies
34
What are macromolecules?
large molecules
polymers
lipid
protein
35
Water is polar?
False
True
36
What macromolecule does this image represent?
Nucleic Acid
Protein
Lipid
Carbohydrates
37
Water is a universal solvent?
True
False
38
Nucleic acids are never broken down by the body for energy.
False
True
39
How can you tell if something is science or not science?
Lots of people believe it
There is evidence to support the claim
It seems like magic
Your teacher told you so
40
Graphing of results is most often done as part of _______________.
recording observations
forming conclusion
writing hypothesis
analyzing data
41
What is the chemical formula of water?
What's a chemical formula?
H2O
O2H
H3O
42
When designing an experiment, scientists will test a relationship between a cause and effect. The effect is known as the
Independent variable
Dependent variable
Constant
control group
43
Observations are made using...
your senses
you don't
touch
eyes
