What best describes meiosis?

It occurs only in cells in the reproductive structure

Why is a mushroom considered a heterotroph?

it obtains nutrients from its environment

Which statement represents a characteristic of an ecosystem that isn't likely to sustain itself

There are more consumers than producers

Which statement describes a component of the original cell theory that was removed?

Cells form through spontaneous generation

Which statement describes the role of flowers in plant survival?

Contain cells that produce gametes

What is the main purpose of seeds in plants that have them?

To protect and distribute the zygote

If several species of carnivores are removed from an ecosystem, the effect will be:

A decrease in stability among populations

The individuality of an organism is determined by the:

sequence of nitrogen bases in deoxyribonucleic acid

One way that humans could have a positive impact on local environments is to:

increase planting large areas of one crop

How is cellular respiration and photosynthesis related, in terms of energy?

Energy from photosynthesis powers cellular respiration

What is the relationship between enzymes and activation energy?

Enzymes decrease the activation energy of the reaction

Which of the following comparisons of protists and bacteria is NOT true?

Protists may be photosynthetic, but bacteria can't

Which best describes the molecular structure of a protein?

a chain of amino acids folded and twisted into a molecule

Which best explains how the structure of the leaf is used in processes that occur in plants?

Gass for photosynthesis are exchanged through the surface

If a cell's lysosomes were damaged, which of the following would most likely occur?

The cell would be less able to break down molcules

Which of the following best explains why enzymes are necessary for many cellular reactions?

Reactions are too slow to meet cell needs without enzymes

What is the function of the mitochondria

responsible for cellular respiration and producing ATP

How does the predator-prey relationship affect a population?

The relationship controls the population size of both

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Biology Quiz for the EOC

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Questions 150

Answers

1
What is H
Nuclues
Ribosome
Mitochondria
Centriole
2
Which characteristic do most plants have in common?
autotrophic
unicellular
produce seeds
prokaryotes
3
Waxy coating on plants is which of the following types of organic molecule?
nucleic acid
carbohydrate
protein
lipid
4
Who hypothesized that reproductive cells have only one factor for each inherited trait?
Washington
Darwin
Einstein
Mendel
5
Mushrooms are a type of fungus. What characteristic of fungus makes them different from plants?
Fungi have two cell walls
Fungi are multicellular
Fungal cells are eukaryotic
Fungi are heterotrophic
6
What is D
Nucleus
Chromosomes
Nucleolus
DNA
7
Which organism receives the least amount of energy from the producers?
Hawk
Mouse
Grasshopper
Rabbit
8
What happens to a plant cell in a hypotonic solution?
It remains the same
It becomes turgid
It becomes shrivelled
It becomes plasmolyzed
9
How many amino acids are coded from the ATGCCGTATGATTAGCAT?
12
6
5
18
10
What best describes meiosis?
It happens only in the female reproductive system
It occurs only in cells in the reproductive structure
It happens in only male reproductive system
It's carried out in tissues that require cell replacement
11
Why is a mushroom considered a heterotroph?
it makes food through chemosynthesis
it obtains nutrients from its environment
it makes food through photosynthesis
it creates different types of food
12
Which statement represents a characteristic of an ecosystem that isn't likely to sustain itself
The sun provides the needed energy
There are interactions between biotic and abiotic factors
Energy is transferred from plants to animals
There are more consumers than producers
13
A plant cell has a larger vacuole
False
True
14
Which statement describes a component of the original cell theory that was removed?
Cells form through spontaneous generation
All living things are made of cells
Cells are the basic structural and functional unit of life
All cells come from other preexisting cells
15
What is a haploid cell?
Largest cells only
All cells
Body cell
Sex cell
16
Which structure in the leaves controls the opening and closing of the stomata?
Spongy Mesophyll
Epidermis
Guard cells
Cuticle
17
Which is the body's first line of defense against and infection by foriegn organisms?
White blood cells
Skin
Antibodies
Lymph nodes
18
What happens to a animal cell in a hypotonic solution?
It bursts
It becomes plasmolyzed
It becomes shrivelled
It becomes turgid
19
Which statement describes the role of flowers in plant survival?
Contain cells that produce gametes
Contain cells that carry out photosynthesis
Absorb CO2 for sugar production
Produce O2 through cellular respiration
20
Which cell has a nucleus
Prokaryote
Eukaryote
21
What is the main purpose of seeds in plants that have them?
To protect and distribute the zygote
To store after for the mother plant
To entice animals to eat the plant
To be fertilized by other plants
22
If several species of carnivores are removed from an ecosystem, the effect will be:
Ab increase in the kinds of autotrophs
A decrease in the number of abiotic factors
An increase in the rate of succession
A decrease in stability among populations
23
The individuality of an organism is determined by the:
position of the ribosomes on the endoplasmic recticulum
sequence of nitrogen bases in deoxyribonucleic acid
number of nitrogen bases in a codon
nuber of amino acids in a cell
24
What is the term for a strong response to a harmless antigen in the environment?
Cell-mediated immunity
An autoimmune disease
An allergy
Inflamatory response
25
What structure in plant cells prevent the cell from bursting?
Nucleus
Cell wall
Chloroplast
Cell membrane
26
One way that humans could have a positive impact on local environments is to:
increase the use of pesticides
generate waste products as a result of technological advance
use resources that are renewable
increase planting large areas of one crop
27
What is the name of this molecule?
Nucleic Acid
Carbohydrate
Protien
Lipid
28
How is cellular respiration and photosynthesis related, in terms of energy?
Energy from cellular respiration powers photosynthesis
Cellular respiration + photosynthesis perform the same task
Energy isn't involved in either
Energy from photosynthesis powers cellular respiration
29
What factor helps carnations to change color?
specific heat
surface tension
formation of coalent bonds between hydrogen and oxygen
cohesion and adhesion
30
What is the relationship between enzymes and activation energy?
Enzymes decrease the activation energy of the reaction
Enzymes increase the activation energy of the reaction
Enzymes increase the activation energy of the product
Enzymes decrease the activation energy of the product
31
Which of the following comparisons of protists and bacteria is NOT true?
Protists are eukaryotes, while bacteria are prokaryotes
Protists may be photosynthetic, but bacteria can't
Both protists and bacteria can be motile
Both protists and bacteria are microorganisms
32
Complete burning of plant material returns carbon primarily to the
Water
Herbivores
Vegetation
Atmosphere
33
What is the haploid number in humans?
46
13
23
92
34
Which invention from the 17th century allowed for the development of modern cell theory
The light microscope
The scanning electron microscope
Computers
X-rays
35
What is B
Cell wall
Cell membrane
Chloroplast
Nucleus
36
What is the cell membrane called?
Non-conductive
Permeable
Perforated
Semi-Permeable
37
Which of the following is found in both prokaryotes and eukaryotes?
Nucleus
Smooth ER
Rough ER
Ribosomes
38
Which best describes the molecular structure of a protein?
a sequence of nitrogen bases attached to a sugar phosphate
set of three fatty acids attached to a molecule of glycerol
a chain of amino acids folded and twisted into a molecule
a group of six carbon atoms joined in a ring
39
Which is in Eukaryotes but not Prokaryotes?
Ribosomes
Smooth ER
Nuclues
Rough ER
40
6Co2 + 6H2O ---> C6H12O6 + 6O2 is the formula for what?
Photosynthesis
Transpiration
The formula stated below
Respiration
41
Which best explains how the structure of the leaf is used in processes that occur in plants?
Energy for cellular reproduction is absorbed through leaf
Water enters the plant through the leaf for transpiration
Gass for photosynthesis are exchanged through the surface
CO2 enters the plant through leaf for cellular reproduction
42
If a cell's lysosomes were damaged, which of the following would most likely occur?
The cell would have chloroplast that appear yellow
The cell would produce more protiens than it needs
The cell would be less able to break down molcules
The cell would be less able to regulate fluidity
43
Which of the following best explains why enzymes are necessary for many cellular reactions?
Reactions take up to much space if enzymes is missing
Reactions are too slow to meet cell needs without enzymes
Enzymes supply the oxygen for the reaction
They change reactant from a solid to liquid during reactions
44
What is the function of the mitochondria
needed for photosynthesis
responsible for cellular respiration
responsible for cellular respiration and producing ATP
to help mitosis occur
45
What property of water allows it to be such a versatile solvent?
polarity and cohesion
expansion upon freezing
purity
high specific heat capacity
46
Which method of transport is used by streptococcus pneumonia to pump the antibiotic out?
Facilitatd diffusion
Passive transport
Active transport
Diffusion
47
What is the process of water moving into a cell called?
mass flow
Transpiration
Osmosis
diffusion
48
What is the function of ribosomes?
to modify proteins
to make lipids
to release a digestive enzyme to break things down
to produce proteins
49
Which of the following structures is found in both prokaryotic and eukaryotic cells?
Ribosome
Lysosome
Mitochondrion
Nucleus
50
How does the predator-prey relationship affect a population?
Usually either the predator or the prey will become extinct
The predators and prey are in competition with each other
The predator species usually has exponential growth
The relationship controls the population size of both
51
What is B?
Prostate gland
Scrotum
Epididymides
Testes
52
What is the name of this molecule?
Beta Glucose
Alpha Glucose
53
If 40% of a DNA sample is adenine what percentage is guanine?
40%
10%
20%
30%
54
If 20% of a DNA sample is thymine what percentage is Adenine?
20%
10%
30%
40%
55
What lobe is designated by label 2?
Temporal
Frontal
Parietal
Occipital
56
What is F
chloroplast
Mitochondria
Nuclues
Centriole
57
What is the optimum pH for humans?
2
7
6
8
58
What is the relationship between proteins and nucleic acids?
Nucleic acids contain the information to make proteins
Nucleic acids are a subset of proteins
Proteins are long polymers of nucleic acids
Nucleic acids use protiens for energy
59
If 30% of a RNA sample is Guanine what percentage is Thymine?
0%
20%
30%
10%
60
In living organisms, lipids function mainly as:
Catalyst of chemical equations + components of cell membrane
Sources of stored energy and transmitters of genes
Transmitters of genes and catalysts of chemical equations
Sources of stored energy and components of the cell membrane
61
What is Transcription?
DNA produce mRNA
the mRNA transcribes the genetic code on the RNA
making of a protien
The writing of a book about why the participants are idiots
62
Which of the following properties of water enable it to move from roots to the leaves of plants
Cohesion
Excellent solvent
Expanding as it freezes
able to moderate temperature
63
What function does ATP carry out in living organisms?
identifies DNA start sequences for transcription
aids in protien folding and coiling
helps maintain the fluidity of cell membranes
used to capture and transfer energy
64
Which is organelle is the smallest?
Ribosomes
Nucleus
Lysosomes
Mitochondria
65
What is a diploid cell?
Largest cells only
Body cell
All cells
Sex cell
66
How would an enzyme react in a chemical equation at a lower temperature?
Rate of reaction would be the same
Rate of reaction would be slower
Rate of reaction would be stop
Rate of reaction would be faster
67
What is c
Mitochondria
Cytoplasm
Centriole
Ribosome
68
Plant cells that're specialized for cell division are probably found in what part of the plant?
Stem epidermis
Leaf epidermis
Vascular tissue
Root tips
69
What water potential is Isotonic?
Low
Same as cell
High
70
What is the site where substrates bind to the enzyme?
Bonding site
Active site
Passive site
Substrate binding site
71
What is transpiration?
The entering of water vapour from the atmosphere
The movement of water up the xylem
The loss of water vapour from the plant to the atmosphere
Energy for cellular respiration
72
Proteases catalyze the breakdown of the proteins in food. Proteases are which of the following?
Protien
nucleic acid
carbohydrate
Fatty acid
73
Which has a higher resolution
Cell Phone Camera
Electron microscope
Light Microscope
The Human Eyes
74
Carrying capacity is the:
greatest number of individuals an area can sustain for long
abilty of an environment to accomodate a growing population
maximum number of individuals that an ecosystem can sustain
maximum number of species that can co-exist in an area
75
What is a plant's response to touch called?
Thigmotropism
Phototropism
hydrotropism
anisotropism
76
What happens to a animal cell in a hypertonic solution?
It becomes plasmolyzed
It bursts
It becomes shrivelled
It becomes turgid
77
The opposite strand of A C C T G A C is...
T G G A C T G
T G G A C T C
T G G A C A C
A C C T G A C
78
Which choice describes DNA after replication has taken place?
1 molecule with 2 old strands, 1 molecule with 2 new strands
2 molecules, each with 2 new strands
2 molecules, each with 1 old and 1 new strand
2 molecules, each with 2 old strands
79
Which of the following can be determined by observing the embryos shown in the diagram?
The organisms belong to the same genus.
The organisms are native to the same geographic areas
The organisms will grow into anatomically similar adults.
The organisms share a common ancestry
80
What percentage of the offspring has blue eyes?
25
100
75
0
81
Which of the following carries amino acids to the site of protein synthesis?
rRNA
tRNA
mRNA
DNA
82
What is D
Lysosome
Mitochondria
Air space
Ribosome
83
What does semi-conservative mean in DNA replication?
One molecule with two new strand and one with two old strand
That there is a semi-truck in the cell
Two molecules with one new strand and one original strand
Two molecules each with two new strands
84
Stem cell research has been a controversial subject in past years. What is the reason for this?
Stem cell techniques won't accomplish the intended purpose
Cells for study are often taken from human embryos
The cells cannot be isolated
Replacement tissue won't be grown from own stem cells.
85
Which adaptation would be most useful to plants that live in areas with limited sunlight?
colorful flowers
thin cuticle
large leaves
deep roots
86
What is the function of the nucleolus?
produces ribosomes
control what goes in and out of the cell membrane
it is needed for mitosis
stores DNA
87
Which of the following is not part of the cell theory?
All cells come from other living cells
Cells are the basic unit of life
All cells contain a nucleus
All living organisms are made of one or more cells
88
Large bodies of water do not quickly fluctuate temperature. What is the reason for this?
Water acts as a buffer
Water has a high heat capacity
Water is a versatile solvent
Water is an acid
89
What is he advantage of cells being so small?
contains a greater quantity of enzymes
can move nutrients and waste more effectively
doesn't require energy and gets everything from osmosis
can move faster
90
What is this?
a diagram
reproductive system
Vagina
Female reproductive system
91
In which way are photosynthesis and cellular respiration different?
Cellular respiration and Photosynthesis both don't store ATP
Cellular respiration store ATP, while Photosynthesis uses it
Photosyntheis use CO2 while Cellular Respiration produce CO2
Cellular respiration produce O2 while photosynthesis use O2
92
Which of the following is a limiting factor in a population of organisms.
life spans of the members
reproductive replacement
availability of food
fluctuations in atmospheric temperature
93
How are muscle cells different from other cells
they have more endoplasmic recticulum
they have larger centrioles
they have a larger golgi body
They have more mitochondria
94
What is F
Mitochondria
Golgi Body
Lysosome
Vacuole
95
Which structure doesn't have 70s ribosomes?
mitochondria
Chloroplast
centriole
prokaryote
96
What do you predict might happen id water had a low specific heat capacity?
Plants wouldn't have enough H20 to carry out photosynthesis
Temperature sensitive organism would die
Harmful organisms linging in water would reproduce rapidly
Flooding would occur and animals would be forced to migrate
97
What kind of GMO would be most successful in wet-tropical countries that are overcrowded?
crops that are drought-resistant and need a lot of sunshine
high-yield crops that do not need a lot of sunshine
crops that are drought- and pest-resistant
high-yield crops that are pest-resistant
98
Which explanation best states why domains were added to the classification system?
Some organism were determined to be genetically different
Species are evolving too fast for old classification system
Domains have always been included, just now made official
The old classification system was wrong, so needed fixing
99
Which statement can be inferred from the evolutionary tree?
Species 1 is most closely related to Species 8
Species 2 is most closely related to Species 3.
Species 5 is most closely related to Species 6.
Species 3 is most closely related to Species 7.
100
What type of reproduction leads to increased genetic variation on a population?
vegetative reproduction
asexual reproduction
sexual reproduction
parthenogenesis
101
What is a monoclonal antibody?
antibodies produced from a T-Lymphocyte
identical immune cells made from a unique cell
antibodies produced from a plasma cell
antibodies produced from a memory cell
102
Which of the following would most likely cause a mutation?
the movement of tRNA out of the nucleus
the insertion of a nucleotide into DNA
the placement of ribosomes on the endoplasmic recticulum
the release of mRNA from DNA
103
what is the function of lysosomes?
to provide support for the cell
to seperate the chromatids during mitosis
to produce ribosomes
to produce a digestive enzyme that breaks things down
104
Mutations within a DNA sequence are
unnatural processes that always affect the phenotype
natural processes that produce genetic diversity
unnatural processes that are harmful to genetic diversity
natural processes that always affect the phenotype
105
What information is needed in order to determine if an organism is a prokaryote or eukaryote?
if it is unicellular or multicellular
the shape
internal structures
color and mass
106
Which process do the animals in the food web use to convert energy from food to ATP?
Cellular respiration
Osmosis
Photosynthesis
Transcription
107
What happens to a plant cell in a hypertonic solution?
It becomes shrivelled
It remains the same
It becomes turgid
It becomes plasmolyzed
108
Which species is most closely related to species L?
species E
I
species F
species G
109
When an environment has reached its carrying capacity, which of the following is true?
Growth and immigration rate = emigration and death rate
Growth and immigration rate < emigration and death rate
Growth rate is exponential
Growth and immigration rate > emigration and death rate
110
Based on the given characteristics, this organism would be classified in which kindgom?
fungi
eubacteria
plantae
protista
111
The water cycle would not occur if which of the following were missing?
carbon dioxide
autotrophs
solar energy
bacteria
112
Which of the following factors most directly affect blood flow through the circulatory system?
Blood sugar
Respiratory rate
Blood pressure
Outside temperature
113
Which of the following is true of a zygote?
It is made up of only 1 cell
It produces haploid male gametophytes
It is an unfertilized egg
It forms into a blastocyst
114
How are sexual reproduction and asexual reproduction different from each other?
sexual reproduction requires 2 parents, asexual requires 1
asexual reproduction occurs only in multicellular organisms
mutation rates are lower in sexual reproduction than asexual
asexual reproduction requires 2 parents, sexual requires 1
115
What is the main component of the cell membrane?
Triglycerides
Phospholipids
Glycolipids and glycoprotiens
Cholesterol
116
What water potential is Hypertonic?
Same as cell
High
Low
117
What is a plant's response to light called?
Thigmotropism
Phototropism
anisotropism
hydrotropism
118
Which gas is removed from the atmosphere during photosynthesis?
hydrogen
oxygen
carbon dioxide
nitrogen
119
What water potential is Hypotonic?
High
Same as cell
Low
120
Which gas is removed from the atmosphere through the stomota?
Carbon dioxide
Oxygen
Hydrogen
Oxygen and carbon dioxide
121
What is the process that makes mRNA called?
Transcription
Translation
Telekinesis
Transpiration
122
If the cambium, of a plant was damaged, what would the effect on the plant be?
The plant wouldn't be able to transport nutrients and water
The plant would not experience any change physiology
The plant would have uncontrolled growth
The plant would lose its ability to carry out photosynthesis
123
What is the main function of leaves?
Provide support for growth and a place to store food
Provide a place for photosynthesis to occur
absorb water and mineral and transport nutrients to the stem
create a barrier that prevents water from evaporating
124
Through which structure do the sperm travel to exit the testes?
scrotoum
epididymis
vas deferens
seminiferous tubules
125
What is a Macromolecule?
A basic molecule
A giant molecule
A small molecule
A big molecule
126
What is the name of this molecule?
Starch
Enzyme
Antibody
Water
127
Competition between two species occurs when:
Mold grows on a tree that has fallen in the forest
A lion stalks, kills and eats an antelope
A crow feeds on the remains of a rabbit killed on the road
Chipmunks and squirrels et sunflower seeds in a garden
128
If a plant died from lack of food, which structure is most likely missing or damaged?
flower
stem
root
leaves
129
Which form of transportation requires the use of a transport protein?
Active and Diffusion
Passive and Active
Diffusion and Passive
Active and Facilitated diffusion
130
Both proteins and complex carbohydrates are which of the following?
sequences of sugars
polymers of smaller subunits
lipids of large molecules
nucleotides of DNA
131
What is e
Ribosome
Centriole
Mitochondria
Nuclues
132
According to the Cell Theory, what can you conclude about plant and animal cells?
They both come from the same kind of cell
They are both made of one or more cells
They both come from a non-living organism
Plant have cells but animals do not
133
What is A
Cell membrane
Cell wall
Ribosome
Cytoplasm
134
What is the optimum temperature for humans?
30°F
40°F
40°C
30°C
135
Loss of endangered organisms would:
reduce biodiversity in various ecosystems
cause pesticides to become more toxic to insects
decrease the space and resources available to other organism
increase the mutation rate in plants
136
The carbon in leaves is returned to the atmosphere through which process?
photosynthesis
transpiration
decomposition
condensation
137
Which kingdoms have photosynthetic organisms?
plants and animals
protists and plants
fungi and protists
fungi and plants
138
What causes sickle cell anaemia.
Talking to stupid people
An infection
Genetic error
Harmful bacteria
139
What type of molecule encodes genetic information on Streptococcus pneumonia?
carbohydates
protein
Nucleic acids
fatty acids
140
Which types of organisms developed first due to the early environmental conditions on Earth?
eukaryotic and anaerobic
prokaryotic and anaerobic
prokaryotic and aerobic
eukaryotic and aerobic
141
Which of the following are the reactants of photosynthesis?
carbond dioxide and water
oxygen and water
water and glucose
glucose and carbon dioxide
142
The mitochondria is the power house of the cell
False
True
143
What is k
Smooth ER
Golgi Body
Rough ER
Mitochondria
144
How do molecules get into the cell that goes against the concentration gradient?
Passive transport by diffusion
Phagocytosis
Active transport using ATP
Passive transport by osmosis
145
What is the advantage of folded membranes?
increases surface area
decreases volume
decreases surface area
146
Which of the following best illustrates natural selection?
An organism with favorable genes will live + breed.
A species monopolize resources forcing species to migrate.
Members work together utilizing all resources and routes.
The largest organisms receive only breeding opportunities.
147
What is H
Lysosome
Ribosome
The sun
Centrosome
148
Which structure in the leaf controls the opening and closing of the stomata?
Cuticle
Spongy mesophyll
Guard cell
Epidermis
149
What is 5
Fallopian tube
Ovary
Womb lining
Vagina
150
Which type(s) of cells have genetic material that is contained within a nucleus?
Animaln and plant cells
Plant cells only
Animal cells only
Bacteria

Biology Quiz for the EOC Flashcards | StudBud