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Biology EOC Exam Review
Biology EOC Exam Review
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Answers
1
Use the codon chart to translate this mRNA: AUG-CAU-GAA-UAA
MET-HIS-LEU-STOP
MET-STOP-GLU-HIS
MET-HIS-GLU-STOP
MET-GLU-HIS-ASP
2
The movement of carbon between Earth's atmosphere and surface is called
phosphorus cycle
carbon cycle
nitrogen cycle
water cycle
3
The backbone of a DNA molecule is made up of
nitrogenous bases
phosphates
sugars
sugars & phosphates
4
processby which organisms maintain a relatively stable internal environment
hypotonic
homeostasis
hypertonic
diffusion
5
Which is the correct sequence of phases in mitosis?
telophase, anaphase, metaphase, prophase
metaphase, anaphase, prophase, telophase
prophase, telophase, anaphase, metaphase
prophase, metaphase, anaphase, telophase
6
Monomer comprisedof a sugar, phosphate group and nitrogenous base?
monosacharide
polysacharide
nucleic acid
nucleotide
7
These cells are important because they can develop into any cell type
stem cells
skin cells
nerve cells
muscle cells
8
A group of similar organisms that can breed and produce fertile offspring?
population
organ system
community
species
9
The tendency of plants to grow on other objects in response to touch is
geotropism/gravitropism
thigmotropism
hydrotropism
phototropism
10
Which is NOT a part of the cell theory?
All living things are made of cells
Cells are the basic unit of structure & function
All cells have nuclei
Cells come from existing cells
11
Which organelle's role is to support and protect the cell?
cell wall
cell membrane
cilia
centriole
12
What is the role of the ribosomes?
package proteins
hold instructions to make proteins
break down proteins
site of protein synthesis
13
The pictured biomolecule is a
Carbohydrate
Protein
Lipid
Nucleic Acid
14
Term that describes the tendency of a plant to grow towards light?
hydrotropism
phototropism
geotropism/gravitropism
thigmotropism
15
single-celledorganism lacking a nucleus and othermembrane-bound organelles
plant cell
prokaryote
animal cell
eukaryote
16
A heterotroph is also known as
protein
autotroph
producer
consumer
17
Viruses are not considered to be alive because they're not
able to reproduce without a host cell
all of the above
able to maintain homeostasis
made of cells
18
Networkof complex interactions formed by thefeeding relationships in an ecosystem?
food web
energy pyramid
food chain
trophic level
19
The mainstructures found in a virus are
NucleicAcid
TailFibers/Projections
ProteinCoat/Capsid
All of the above
20
All of these organisms
are mammals
are animals that evolved in the same habitat
have structures that show no evidence of relationship
share homologous structures
21
Cancer cells are different from normal cells in the cell cycle because they do not enter
G1
G2
G0
S
22
What are the levels of organization from smallest to largest?
organ, molecule, atom
atom, tissue, cell
atom, cell, organism
biosphere, population, atom
23
Which organelle is the site of photosynthesis?
chloroplast
mitochondrion
chlorophyll
centriole
24
Which structures are involved in movement of cells?
pseudopods & cytoskeleton
cilia & flagella
golgi apparatus & flagella
cilia & endoplasmic reticulum
25
_____ succession occurs after a volcanic eruption leaves behind newly exposed volcanic rock.
secondary
primary
none of the above
tiertiary
26
Which organelle gives the cell its shape?
golgi apparatus
cell membrane
mitochondrion
cytoskeleton
27
What type of cell is shown below?
Bacteria because it has a cell wall
Prokaryote because is has a mitochondria
Protist because it has chloroplast
Eukaryote because it has a nucleus
28
The term used to describe each step in a food chain or food web is called
pyramid level
biomass level
trophic level
transfer level
29
What is the reproductive structure labeled “B”?
Embryo
Ovary
Anther
Petals
30
Blood sugar concentration in blood is regulated through a ____ ____ mechanism.
atherosclerosis
negative feedback
action potential
positive feedback
31
Structures that have a lost or reduced function in current species is an example of
analogous structure
vestigial structure
homologous structure
cyclic structure
32
Only10% of the energy in one trophic level gets passed onto the next trophic level.
0.1% rule
10% rule
100% rule
1% rule
33
What do the arrow of a food web represent?
feeding relationships of organisms
cycling of nutrients in the ecosystem
eating patterns of consumers
path of energy flow
34
The
main
jobof plant leaves is to
help in the process of reproduction
make food for the plant through photosynthesis
keep the plant cool by making shade
collect water for the plant when it rains
35
What happens to an animal cell surrounded by pure water (hypotonic solution)?
it will burst
it will stay the same
it will become turgid
it will shrink
36
Process that breaks polymers apart to become monomers by adding a water molecule
dehydration synthesis
hydrolysis
glycolysis
respiration
37
Which of the following is a monomer?
lipid
amino acid
carbohydrate
nucleic acid
38
Solve the following genetics problem:
A
B
C
D
39
The pictured biomolecule is a
Nucleic Acid
Protein
Lipid
Carbohydrate
40
Thepictured biomolecule here is a __.
Protein
Nucleic Acid
Lipid
Carbohydrate
41
During which phase of the cell cycle does mitosis occur?
G2
G1
M
S
42
How is ADP different from ATP?
The type of sugar
The number of rings
The type of nitrogenous base
The number of bonds
43
Which is true about macromolecules?
Carbohydrates are made of monosaccharides
Amino acids are made of proteins
Fatty acids are made of glycerol
Nucleotides are made of nucleic acids
44
How is the circulatory system related to the digestivesystem?
The brain stem controls the heart rate
Stomach muscles contract and expand.
The pharynx is a passageway for air and food.
Blood carries nutrients to body cells.
45
What returns atmospheric nitrogen to Earth's surface in an ecosystem?
denitrification
nitrogen fixation by lightning
inorganic fertilizer
biomagnification
46
Which domain of living things includes 4 kingdoms of life?
None of the above
Eukarya
Bacteria
Archaea
47
When eating a hamburger, what body systems are interacting most?
immune and respiratory
circulatory and respiratory
muscular and digestive
skeletal and integumentary
48
How can humans disrupt the ecological interactions between organisms?
deforestation
all of the above
building homes and roads
pollution
49
The stages of viral reproduction shown in the diagram represents _____ reproduction.
Lysogenic
Lysosome
Lytic
Ribosomal
50
Which of the given diagrams best
shows the theory of gradualism?
C
B
D (there is no D :-)
A
51
Which of the given diagrams best
shows the theory of punctuated equilibrium?
D (there is no D :-)
C
A
B
52
The pictured biomolecule is a
Protein
Lipid
Carbohydrate
Nucleic Acid
53
Plants are eukaryotes with cell walls made of chitin.
False
True
54
The total amount of living tissue in a trophic level is called
organic mass
trophic mass
biomass
energy mass
55
Solve the following genetics problem:
C
B
D
A
56
Which correctly lists the levels of organization in multicellular organisms?
cell --> organ --> tissue --> organ system
organ system --> tissue --> cells --> organ
tissue --> organ system --> organ --> cells
cells --> tissue --> organ --> organ system
57
When sweating from stress over an EOC test, what body systems are interacting most?
skeletal, immune, and respiratory
excretory, muscular, and digestive
nervous, endocrine, and integumentary
digestive, circulatory and respiratory
58
Describe the plant adaptation pictured here.
shallow roots absorb limited rainfall
small modified leaves prevent water loss
digestive enzymes absorb nutrients from insects
broad leaves with waxy coating captures water and sunlight
59
Replicate the 1st triplet of following DNA with complementary base pairs: TAC ATG TGG CCA CTA
AUG
ATG
TAC
UAC
60
What would a scientist have to do in order to change a specialized cell back into a stem cell?
nothing
allow it to grow and develope
turn genes "on" in the specialized cell
turn genes "off" in the specialized cell
61
Vascular tissue that transports water & dissolvedminerals from palnt roots to stems & leaves
Cambium
Xylem
Rhizoid
Phloem
62
Enzymes are biological catalysts and are important to cells because they
lower the activation energy of a reaction
used up during a reaction
increase the activation energy of a reaction
always proteins
63
Which structure is described as selectively permeable lipid bilayer?
cilia
cell membrane
cell wall
cytoskeleton
64
During which phase of the cell cycle is the DNA replicated?
G2
G1
S
M
65
Which of the following is NOT a function of proteins?
transmit genetic information
control reaction rates
act as hormones
transport substances
66
What is the reproductive structure labeled “A”?
Petals
Ovules (inside the ovary)
Anther
Stigma/Style
67
What is required for photosynthesis to occur?
mitochondria
oxygen
glucose
sunlight
68
The smallportion of an enzyme where substrate molecules bind and undergo a chemicalreaction.
active site
enzyme
substrate
enzyme-substrate complex
69
The pictured chromosomal mutation is a/an
translocation
inversion
duplication
deletion
70
A relationship in which one organism benefits & the other is not affected is called
parasitism
mutualism
predation
commensalism
71
What cell transport process is illustrated in this picture?
osmosis
diffusion
active transport
facilitated diffusion
72
What type of population growth is shown?
logistic
demographic
exponential
limited
73
Covalentbond joining amino acids in a protein (polypeptide)?
ionic bond
james bond
hydrogen bond
peptide bond
74
Similarities in embryonic development shown in thediagrams suggest that these
have adaptations for the same environment as adults
are all members of the same species
may have evolved from a common ancestor
all underwent external development
75
Which structure stores materials for the cell?
F
E
C
G
76
According to the diagram, X is considered to be
A homologous organism
A common ancestor
An analogous organism
An unrelated organism
77
The process of creating cells that perform specialized functions is called
differentiation
meiosis
apoptosis
cell growth
78
The pictured biomolecule is a
Protein
Lipid
Nucleic Acid
Carbohydrate
79
When running away from danger, what body systems are interacting most?
digestive, circulatory and respiratory
excretory, muscular, and digestive
skeletal, immune, and respiratory
nervous, endocrine, and muscular
80
The seriesof events that cells go through as they grow and divide?
cell cycle
mitosis
meiosis
cytokinesis
81
Pumps that move substances across the cell membrane are made of
carbohydrates
proteins
nucleic acids
lipids
82
RNA differs from DNA because it as the sugar ______, the base _____, and is single stranded.
ribose, uracil
deoxyribose, uracil
deoxyribose, thymine
ribose, thymine
83
What type of transport is shown?
exocytosis
facilitated diffusion
endocytosis
passive transport
84
Term that describes the tendency of plant roots to grow towards water?
hydrotropism
phototropism
geotropism/gravitropism
thigmotropism
85
Which organism is the primary consumer?
grasshopper
grass
mouse
snake
86
The role an organism plays in the environment & how it interacts with other organisms is called
niche
trophic level
omnivore
food web
87
What type of transport requires the input of energy?
diffusion
passive transport
osmosis
active transport
88
Which of the following can increase a population
death rate
birth rate
demography
emigration
89
Solve the following genetics problem:
D
B
C
A
90
Translate the 1st triplet of following DNA with complementary base pairs: TAC ATG TGG CCA CTA
MET
LEU
GLY
STOP
91
Which biomolecule is pictured here?
carbohydrates
nucleic acids
proteins
lipids
92
Solve the following genetics problem:
B
C
A
D
93
The entire process of one cell dividing into two identical cells is referred to as
cytokinesis
meiosis
cell division
mitosis
94
The correct order of body systems involved in a response to pain as pictured here is
Integumentary, nervous, muscular
Circulatory, digestive, nervous
Circulatory, respiratory, nervous
Integumentary, respiratory, digestive
95
Which of the following LACKS a cell wall?
fungi
bacteria
animal
plant
96
Which mutation is more dangerous because it changes all amino acids downstream of the mutation?
none of the above
frameshift mutation
point mutation
97
The stomach responds to proteins by increasing pepsin for digestion. This is __ feedback.
Negative
Positive
Equal
None of the above
98
The function of a plant root is to
Make food for the plant
Absorb water and minerals
Get rid of waste products
Digest plant and animal matter
99
Term that describes the tendency of a plant to grow to/away from gravity?
hydrotropism
geotropism/gravitropism
phototropism
thigmotropism
100
Process where various types of bacteria convert nitrogen gas from the atmosphere?
denitrification
nitrogen fixation
decomposition
population
101
Process that links monomers together to become polymers by losing a water molecule
glycolysis
hydrolysis
respiration
dehydration synthesis
102
The structure of DNA pictured here can be described as a
all of the above
double helix
twisted ladder
103
Transcribe the 1st triplet of following DNA with complementary base pairs: TAC ATG TGG CCA CTA
AUG
ATG
UAC
TAC
104
Tiny openings on the surface of plant leaves are called
Guard Cells
Air Space
Stomata
Tenticles
105
What is a function of plant stems and trunks?
To anchor the plant in its environment
To support the leaves and reproductive parts
To produce new offspring
To collect water and minerals
106
Which is an anatomical differencebetween the modern horse and its ancestors?
The structure of the tooth has been adapted for eatingmeat
Thelength of the forefoot has decreased
The number of toes has increased
The size of the molars has increased
107
Which of the following is an example of a primary producer?
a tree
a mushroom
an amoeba
a paramecium
108
Which of the following does NOT affect population growth rate?
death rate
emigration
demography
birth rate
109
Enzymethat unzips DNA by breaking the hydrogen bonds between the nitrogenous bases?
Helicase
RNA polymerase
DNA polymerase
Ligase
110
Solve the following genetics problem:
B
C
D
A
111
Approximately how many ATP molecules are made via cellular respiration?
4
36
8
2
112
Which organelle cleans up worn out organelles?
nucleus
Golgi apparatus
Endoplasmic reticulum
lysosome
113
The "steps" or "rungs" of a DNA molecule is made up of
sugars
nitrogenous bases
phosphates
sugars & phosphates
114
What type of organism belongs in the #5 box?
scavenger
omnivores
herbivores
decomposer
115
Describe the plant adaptation pictured here.
broad leaves with waxy coating captures water and sunlight
small modified leaves prevent water loss
digestive enzymes absorb nutrients from insects
shallow roots absorb limited rainfall
116
Solve the following genetics problem:
A
D
C
B
117
A fly lands on the leaf of a Venus Fly Trap causing the leaf to close is an example of -
thigmotropism
geotropism/gravitropism
phototropism
hydrotropism
118
What enzyme is responsible for adding new nucleotides when building RNA during transcription?
RNA polymerase
Ligase
Helicase
DNA polymerase
119
Which two systems are interacting in the flowering plant hormones diagram?
No plant systems are interacting
Support and transport
Reproductive and support
Reproductive and response
120
What is the reproductive structure labeled “D”?
Ovules (inside the ovary)
Anther
Embryo
Petals
121
Wings that have both the same function for flying butare different in structure is anexample of
analogous structure
vestigial structure
homologous structure
cyclic structure