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Biology Basics Unit 1 Flashcards | StudBud
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Biology Basics Unit 1
Biology Basics Unit 1
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Quiz over unit 1, bio basics
Flashcards
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Questions
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Answers
1
If you give caffeine to children, then their heart rates will increase. What is the IV?
the children
amount of caffeine
children's heart rates
2
Which of the measurements below is the most
precise
?
Beaker - 400 mL
Beaker - 48 mL
Graduated cylinder - 80.6 mL
Erlenmeyer flask – 325 mL
3
Which macromolecule is the most diverse (has the most purposes in the cell)?
carbohydrate
lipid
protein
nucleic acid
4
Read the above question
Platinum
Legacy
Alpha
Primo
5
Which of these is a macromolecule?
RNA
nucleotide
starch
lipid
6
The class of macromolecule that would most likely be involved in contracting muscles would be
lipids
enzymes
carbohydrates
proteins
7
Joe needs 25mL of oil to test his engine. Which tool would give the most precise measurement?
flask
test tube
beaker
graduated cylinder
8
Polypeptides are polymers of which macromolecule?
carbohydrates
nucleic acids
proteins
lipids
9
What is the use/ function of nucleic acids?
quick energy to burn
long-term energy storage
genetic material
10
Your body prefers to consume ___ for energy.
carbohydrates
lipids
proteins
nucleic acids
11
Animals store most of their excess energy reserves as _______ because
carbohydrates; they store twice as much energy /g of glucose
fat; they store twice as much energy per gram
protein; it is a compact source of energy in their bodies
glucose; it is easy to break down
12
Which piece of glassware is never used for making measurements?
Test Tube
Graduated cylinder
Beaker
Erlenmeyer flask
13
When writing a conclusion, what should you always refer back to?
the material list
hypothesis
procedure
your textbook
14
Both animal fats and plant oils are made up of glycerol and
fatty acids
saturated fats
polar molecules
amino acids
15
If available, the body will always digest which macromolecule for energy first?
carbohydrates
proteins
lipids
enzymes
16
The 4 main types of macromolecules found in organisms are carbohydrates, lipids,nucleic acids &
monosaccharides
starches
fatty acids
proteins
17
Which of these is a monomer?
protein
fatty acid
polypeptide
carbohydrate
18
Which category of carbon-based molecules includes sugars and starches?
unsaturated
phospholipids
proteins
carbohydrates
19
What is the function of carbohydrates?
quick energy to burn
long-term energy storage
genetic material
20
Which of these is a polymer?
protein
polypeptide
amino acid
lipid
21
If more Mentos are placed in soda, then the soda will have a larger eruption. What is the DV?
amount of mentos
kinds of soda
height of eruption
22
Testosterone and estrogen are examples of this macromolecule
nucleic acids
carbohydrates
lipids
proteins
23
Which of these is a macromolecule?
DNA
nucleic acid
glycerol
monosaccharide
24
In a hypothesis the ___ variable is being tested, while the ___variable is measured in response
dependent; independent
control; dependent
independent; control
independent; dependent
25
The most important element necessary for life that makes up EVERY macromolecule is
Carbon
Hydrogen
Nitrogen
Oxygen
26
All the following could be useful for transfering a liquid from one container to another EXCEPT
graduated cylinder
petri dish
funnel
beaker
27
The “effect,” also represented by what the scientist measures and records, is known as the...
Dependent Variable
Experimental Group
Independent Variable
Control Group
28
Which of the measurements below is the most
accurate
?
Graduated cylinder - 80.6 mL
Beaker - 400 mL
Erlenmeyer flask – 325 mL
Beaker - 48 mL