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WorksheetsAP Biology Review
Total questions: 76
Worksheet time: 45mins
Name
Class
Date
1.
Which of the following is correct about the molecule cholesterol?
a)
it is a polar molecule
b)
it is a protein
c)
it stores energy as a charbohydrate
d)
it is hydrophobic
2.
All of the following are correct about enzymes EXCEPT?
a)
they enable reactions to occur that would not normally occur.
b)
they lower the energy activation
c)
they are polymers of amino acids
d)
they generally denature at temperatures above 40 degrees Celsius
3.
A liquid has a pH of 3. Which of the following is correct about this liquid?
a)
it is alkaline
b)
the concentration of protons in the liquid is .01 molar
c)
it has a similar pH to most human body cells
d)
it has the same pH as human blood
4.
Which of the following is a correct statement about cell function?
a)
countercurrent exchange is an example of passive transport
b)
the passage of Ca ions through a Ca channel requires energy
c)
the water potential of pure water is a negative number
d)
all body cells look very much alike except for fat cells, which have a large central vacuole
5.
Which is a correct statement about this cell in a solution?
a)
the cell is turgid
b)
the cell has lost water because it is a hypertonic solution
c)
the cell has lost water because it is in a hypotonic solution
d)
the cell is a plant cell
6.
Which of the following is not directly involved with cell communication?
a)
simple diffusion
b)
quorum sensing
c)
helper T cells
d)
acetylcholine
7.
A liquid with a pH of 4 is _x more concentrated in H+ than a liquid with a pH of 6.
a)
10
b)
100
c)
1,000
d)
10,000
8.
What makes a molecule polar?
a)
Equal sharing of valence electrons
b)
Unequal sharing of valence electrons
c)
Stealing of electrons
d)
Temporary charges that come and go
9.
When water is added to split a molecule, the reaction is known as a(n) __ reaction.
a)
dehydration synthesis
b)
condensation
c)
hydrolysis
d)
super magical
10.
Which biomolecule is mainly hydrocarbons and therefore very hydrophobic?
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
11.
Peptide bonds are formed when _ link to form a polymer.
a)
nucleic acids
b)
amino acids
c)
monosaccharides
d)
polypeptides
12.
How does your body use lipids?
a)
Primary source of energy
b)
energy storage and insulation
c)
speeds up chemical reaction
d)
defense
13.
What macromolecule does Benedict's test for?
a)
Monosaccharide
b)
Polysaccharide
c)
Protein
d)
Lipid
14.
What molecule is this?
a)
this is a monosaccharide
b)
this is a polysaccharide
c)
this is a protein
d)
this is a lipid
15.
What molecule is this?
a)
this is a monosaccharide
b)
this is a polysaccharide
c)
this is a protein
d)
this is a lipid
16.
What element is found in proteins but not carbs nor lipids?
a)
carbon
b)
hydrogen
c)
nitrogen
d)
oxygen
17.
What is adhesion?
a)
Water molecules sticking to water molecules
b)
Water molecules sticking to something else
c)
A film at the surface
18.
What is adhesion?
a)
Water molecules sticking to water molecules
b)
Water molecules sticking to something else
c)
A film at the surface
19.
When water was poured down the string there were two properties or water that were in play. Water stuck to the string. This was adhesion. However, this worked better if the string was already wet. What property of water explains why?
a)
Cohesion
b)
Adhesion
c)
Surface Tension
d)
High Specific Heat
20.
What element is found in proteins but not carbs nor lipids?
a)
carbon
b)
hydrogen
c)
nitrogen
d)
oxygen
21.
What type of bond is found inside of a water molecule?
a)
Covalent
b)
Hydrogen
c)
Ionic
d)
Peptide
22.
A solution has a pH of 6.4. Which description is most appropriate?
a)
Weak Acid
b)
Strong Acid
c)
Neutral
d)
Weak Base
23.
What type of ion is found in an acid?
a)
H+
b)
OH-
c)
H2O
d)
Hydroxide
24.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
25.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
26.
Which of the following environmental changes could denature an enzyme?
a)
too high a concentration of substrate
b)
too high a concentration of enzyme
c)
pH too low
d)
too low a concentration of substrate
27.
What type of macromolecule are enzymes?
a)
carbohydrate
b)
protein
c)
nucleic acid
d)
lipid
28.
Which is the best description of a Hydrogen Bond?
a)
The bond between an oxygen and hydrogen inside of a water molecule
b)
The bond between two different water molecules because of their slight charges
c)
The bond any Hydrogen makes
29.
What is a solution that has an excess of hydroxide (OH-) ions?
a)
pH
b)
acid
c)
neutral
d)
base
30.
This is a heterogeneous mixture in which particles settle out unless it is constantly stirred.
a)
colloid
b)
suspension
c)
solution
d)
alloy
31.
Organelles increase efficiency and allow specialization with in a cell.
a)
True
b)
False
32.
What makes up the cell membrane?
a)
Lipid Monolayer
b)
Lipid Bilayer
c)
Protiens
d)
Carbohydrate Chains
33.
What structure is responsible for making proteins?
a)
Nucleus
b)
Mitochondria
c)
Golgi Apparatus
d)
Ribosome
34.
Which of the following is not a function of the Golgi apparatus?
a)
modifies, sorts, packages, and distributes proteins
b)
prepare materials for export out of the cell
c)
produce proteins from mRNA from the nucleus
d)
produces membrane packages called vesic
35.
Vesicle filled with digestive enzymes that break down lipids, carbohydrates, and proteins into monomers. Recycle damaged or unused organelles.
a)
ER
b)
Lysosome
c)
Vacuole
d)
Mitochondria
36.
Animals often develop new behaviors from past experiences. Which type of learned behavior is this?
a)
Insight learning
b)
Operant conditioning
c)
Habituation
d)
Playing
37.
Which of the following best describes a social behavior?
a)
One monkey grooming another.
b)
A predator chasing prey.
c)
An animal defending its territory.
d)
An animal hibernating.
38.
Which of the following terms best describes insight learning?
a)
trial and error
b)
copying
c)
mimicry
d)
observing
39.
A way of learning that involves a reward or punishment is called?
a)
observational learning
b)
operant conditioning
c)
habituation
d)
playing
40.
Once Pavlov's dogs learned to salivate to the sound of a tuning fork, the tuning fork was a(n)
a)
unconditioned stimulus
b)
neutral stimulus
c)
conditioned stimulus
d)
unconditioned response
41.
Birds use a specific call to warn other birds of danger. What type of communication is this an example of ?
a)
visual
b)
tactile
c)
chemical
d)
physical
42.
A clicker or target ball is often used a stimulus for which method of learning behaviors?
a)
operant conditioning
b)
trial and error
c)
innate learning
d)
habituation
43.
Every population has a characteristics biotic potential-the maximum rate at which a population could increase under ideal conditions. Which of the following does not contribute to biotic potential?
a)
the wealth of nutrients in the environment
b)
the age at which reproduction begins
c)
the number of reproductive periods in the lifetime of the animal
d)
the number of offspring an organism is capable of producing at one time
44.
Which of the following terms is most closely linked to pheromones?
a)
a catfish is injured and a substance is released from its skin that induces a flight response in other catfish
b)
a worker honeybee will sting an intruder in its hive, resulting in its own death.
c)
dogs learn to salivate upon hearing the sound of a bell even when no food is present
d)
male stickleback fish attach a non-fishlike block of wood that is painted with a splash of red.
45.
Raccoons rip trash bags open and sort through the trash when Mr. Robinson leaves the bags outside. The raccoons are exhibiting what type of behavior?
a)
automatic behavior
b)
learned behavior
c)
inherited behavior
d)
instinctive behavior
46.
Which of the following best explains why there are seldom more than five trophic levels in a food chain?
a)
Most carnivores function at more than one trophic level
b)
Trophic levels about this numbers contain too many individuals
c)
Energy is lost from each trophic level
d)
The ecosystem contains too much biomass
47.
J-Shaped curves
a)
show a decline after an increase
b)
display populations that have reached carrying capacity
c)
represent exponential growth
d)
does not depend on the numbe rof resources
48.
This population pyramid shows that
a)
the Ukraine population is in a rapid decline
b)
the Ukraine population is in a rapid increase
c)
the Ukraine population is in a stable and steady state
d)
men outlive women in the Ukraine
49.
Which organism contains the most energy?
a)
Rabbit
b)
Grains
c)
Birds
d)
Mice
50.
Which of the following is a primary consumer in this food web?
a)
Foxes
b)
Carrots
c)
Mice
d)
Owls
51.
Which of the following is an omnivore?
a)
Rabbit
b)
Carrots
c)
Owls
d)
Birds
52.
Where do the neurotransmitters bind?
a)
synapse
b)
vesicles
c)
ligand-gated Na+ channels
d)
Ca+ channel
53.
When sodium moves in the cell, will the cell be polarized or depolarized?
a)
polarized
b)
depolarized
54.
What channel is opened by stimuli if the local membrane potential reaches a certain threshold?
a)
leak ion channel
b)
voltage-gated channel
c)
ligand-gated channel
55.
A signal molecule that binds to a plasma-membrane protein is a
a)
ligand
b)
second messenger
c)
protein kinase
d)
receptor protein
56.
Which of the following would be an example of paracrine signaling in animals?
a)
neurotransmitter acetylcholine
b)
hormone epinephrine
c)
neurotransmitter norepinephrine
d)
growth factor
57.
Which of the following is NOT involved in the transmission of an impulse from a neuron to a skeletal muscle?
a)
calcium ions
b)
rhodopsin
c)
acetylcholine
d)
sacrolemma
58.
Which of the following is an APC (antigen presenting cell)?
a)
regulator T cell
b)
macrophage
c)
helper T cell
d)
cytotoxin T cell
59.
Pollen tubes forming in the Style of the Carpel during fertilization. The pollen grows towards glucose.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Chemotropism
60.
Poison Ivy growing on a tree by touch.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
61.
A growth response of a plant toward or away from a stimulus
a)
Nastism
b)
Tropism
c)
Photosynthesis
d)
Transpiration
62.
Substances that act as chemical messengers within plants controlling functions
a)
Chemicals
b)
Plant Hormones
c)
Adrenaline
d)
Photosynthesis
63.
Pollen tubes forming in the Style of the Carpel during fertilization. The pollen grows towards glucose.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Chemotropism
64.
What is the flow of genetic information in cells from DNA to protein? (Central Dogma)
a)
RNA to DNA to protein
b)
DNA to RNA to protein
c)
protein to DNA to RNA
d)
RNA to protein to DNA
65.
Which of these nitrogenous bases is NOT in DNA?
a)
Uracil
b)
Thymine
c)
Cytosine
d)
Guanine
66.
Which viruses have single-stranded RNA that acts as a template for DNA synthesis?
a)
viroids
b)
retroviruses
c)
bacteriophages
d)
proviruses
67.
HIV attacks and kills which of the following?
a)
Plasma B cells
b)
Memory B cells
c)
Helper T cells
d)
Cytotoxic T cells
68.
T cells mature in the
a)
Bone marrow
b)
Thymus
c)
Blood
d)
Thyroid
69.
The process of engulfing a bacterium or virus particle by a macrophage is known as
a)
Phagocytosis
b)
Pinocytosis
c)
T cell
d)
Dendritic cell
70.
A water sample from a hot thermal vent contained a single-celled organism that had a cell wall but lacked a nucleus. What is its most likely classification?
a)
Archaea
b)
Animalia
c)
Fungi
d)
Eukarya
71.
Which drawing in the figure above depicts an atom with a valence of 3?
a)
A
b)
B
c)
C
d)
D
72.
Which of the following solutions would require the greatest amount of base to be added to bring the solution to neutral pH?
a)
Black coffee at pH 5
b)
Household bleach at pH 12
c)
Gastric juice at pH 2
d)
Vinegar at pH 3
73.
Where does glycolysis occur?
a)
mitochondrial matrix
b)
cytoplasm
c)
inner membrane of mitochondria
d)
outer membrane of mitochondria
74.
Which reactant is used as the final electron acceptor in cellular respiration?
a)
water
b)
carbon dioxide
c)
oxygen
d)
glucose
75.
What type of transport is shown in the picture?
a)
Osmosis
b)
Diffusion
c)
Endocytosis
d)
Exocytosis
76.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
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