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WorksheetsPBHS Biology EOC Review
Total questions: 112
Worksheet time: 56mins
Name
Class
Date
1.
Define independent variable...
a)
the variable that is measured
b)
the variable a scientist changes
c)
controlling conditions of an experiment
d)
a testable explanation of a problem
2.
What is the function of an enzyme?
a)
Increase the rate of reaction
b)
keeps us alive
c)
provides energy for the body
d)
change shape
3.
How do temperature and pH affect enzymes?
a)
Controls everything
b)
when the pH and temp changes, the enzyme will no longer work
c)
lets things go through
d)
stores water
4.
Why is water important to living things?
a)
water can act as a catalyst
b)
controls everything
c)
Makes up a lot of living things and is a universal solvent
d)
provides energy for the body
5.
Define surface tension...
a)
a scientist changes it
b)
its affected but not changed
c)
controlling conditions for an experiment
d)
attraction of particles of a surface layer
6.
Acids have pH...
a)
above 7
b)
below 7
c)
of 7
7.
Define lipid bilayer...
a)
lets things go through
b)
double layer of lipids that make up a cell membrane
c)
organic compounds of a living cell
8.
In diffusion, molecules from an area of _____ to an area of ____.
a)
high; low
b)
low; high
9.
Define semi-permeable membrane...
a)
chromosomes that line up in the middle
b)
has DNA replication
c)
Membrane that allows some things to pass while others can't
10.
What happens during cytokinesis?
a)
the cytoplasm divides
b)
anaphase
c)
interphase
d)
4 new cells form
11.
Define dependent variable...
a)
a testable explanation for a problem
b)
the variable that I am measuring
c)
the variable the scientist changes
12.
What is the function of a nucleus?
a)
makes proteins
b)
stores water
c)
controls everything
d)
cleans things with enzymes
13.
When does the duplication of DNA occur?
a)
during telophase
b)
during cell growth
c)
during anaphase
d)
during s phase
14.
Describe what does NOT happen in interphase...
a)
2 new cells form
b)
cells prepare to divide again
c)
DNA replication
15.
Describe the process of transcription and where it happens...
a)
Make RNA from DNA; in the nucleus
b)
Make DNA form RNA; in chromosomes
c)
Make DNA; in chloroplast
16.
What is a codon?
a)
organic compounds
b)
asexual reproduction
c)
deoxyribose sugar
d)
a group of 3 bases that code for amino acids
17.
Define mutualism...
a)
neither benefit
b)
both benefit
c)
one benefit
18.
Define control variable...
a)
keeps everything together
b)
variable that stays the same
c)
controls everything
d)
controlling conditions of an experiment
19.
Bases have a pH...
a)
below 7
b)
of 7
c)
above 7
20.
Define protein channels...
a)
help move bigger molecules through the cell membrane
b)
a double layer membrane
c)
checks the ID of substances entering the cell
21.
In osmosis, water moves from an are of __ to an area of ___ concentration.
a)
low; high
b)
high; low
22.
What us a cell doing during G1 and G2 periods?
a)
Cell growth; prepares to divide
b)
DNA Synthesis
23.
What kind of weak bonds hold the two strands of DNA together?
a)
chromosome
b)
Deoxiribose
c)
hydrogen bonds
d)
phosphate groups
24.
Describe the process of translation and where it happens...
a)
Make the protein from RNA; in the cytoplasm
b)
Make proteins; in the nucleus
c)
Make protein from DNA; in the cytoplasm
d)
Make ribosomes; in the nucleus
25.
Neutral solutions have pH of...
a)
above 7
b)
of 7
c)
below 7
26.
What kind of bond holds the amino acids together in the protein that is formed?
a)
peptide bonds
b)
sugars
c)
bases
d)
nucleic bonds
27.
What is the end result of DNA replication?
a)
nothing happens
b)
2 new molecules
c)
4 new molecules
28.
What is a mutation?
a)
a disease
b)
a monster
c)
change in genetic sequence
d)
change in organisms
29.
What type of bonds are present in proteins?
a)
Peptide bonds
b)
sugars
c)
bases
d)
nucleic bond
30.
Why are males more likely to express a sex linked trait?
a)
males aren't more likely
b)
most sex linked chromosomes aren't on the x chromosome
c)
the mother had a sex linked traits
31.
In a pedigree, an open circle indicates __ and a solid square indicated __.
a)
females; males
b)
males; females
32.
What is homeostasis?
a)
Things are changing inside and out
b)
things are changing on the outside
c)
Keep things the same internally despite external conditions
d)
Changing on the inside only
33.
What is the formula for photosynthesis?
a)
CO4+H30 -> C6H12O6 +03
b)
CO2+H2O+energy -> C6H12O6+O2
c)
C6H12O6+O2 -> CO2+H2O
d)
COH2O -> C6H12O6+O3
34.
Define controlled experiment...
a)
an experiment in which only one variable is changed at a time
b)
variable that stays the same
c)
an educated guess
d)
the variable that I am measuring
35.
Define hypothesis...
a)
variable that stays the same
b)
the variable that I change in the experiment
c)
an educated guess
d)
only variable that might change
36.
What type of molecule is the main source of energy for living things and is made up of C, H, O?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acid
37.
What molecule stores energy and is made up of C and H?
a)
carbohydrates
b)
lipids
c)
nucleic acid
d)
proteins
38.
What molecule regulates cell process and is made up of C, H, O and N?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
39.
What molecule stores genetic material and is made up of C, H, O, N and P?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
40.
Give an example of a carbohydrate...
a)
Sugar and starches
b)
Fatty acids
c)
Amino acids
d)
Nucleotides
41.
Give an example of lipids...
a)
Sugar and starches
b)
Fatty acids
c)
Amino acid
d)
Nucleotides
42.
Give an example of a protein...
a)
Sugar and Starches
b)
Fatty Acid
c)
Amino Acid
d)
Nucleotides
43.
Give an example of nucleic acids...
a)
Sugar and Starches
b)
Fatty Acid
c)
Amino Acid
d)
Nucleotides
44.
Water is what type of molecule?
a)
polar
b)
non polar
c)
charged molecule
d)
negative molecule
45.
Describe a carbohydrate that is found in the cell membrane...
a)
a double layer membrane
b)
helps move big molecules through the cell membrane
c)
checks the ID of substances entering the cell
46.
A nucleus...
a)
make proteins
b)
creates energy
c)
controls cell functions
d)
stores water and sugar
47.
Ribosomes...
a)
control cell functions
b)
make proteins
c)
provides protection
d)
cleans up waste
48.
Cell membrane...
a)
make proteins
b)
regulates what enters and leaves the cell
c)
cleans up waste
d)
controls functions of the cell
49.
Cell Wall...
a)
provides protection
b)
controls function of the cell
c)
cleans up waste
d)
creates energy
50.
Mitochondria...
a)
creates energy for the cell
b)
provides protection
c)
controls cell functions
d)
make proteins
51.
Vacuoles...
a)
Store water, sugar, and other molecules
b)
make proteins
c)
control cells functions
d)
cleans up waste
52.
Lysosomes...
a)
store water and sugar
b)
make energy
c)
controls the cell
d)
cleans up waste
53.
Golgi apparatus...
a)
creates energy for the cell
b)
cleans up waste
c)
sorts and packages molecules
d)
provide protection
54.
Chloroplast...
a)
converts sunlight into a usable form of energy
b)
provides protection
c)
cleans up waste
d)
controls cell functions
55.
Endoplasmic reticulum...
a)
converts energy
b)
controls the cell
c)
makes components for the cell
d)
cleans up waste
56.
List cell organization from smallest to largest.
a)
Organelle → Cell →Tissue → Organ → Organ System
b)
Organelle → Organ System → Cell →Tissue → Organ
c)
Organelle → Cell → Organ System→Tissue → Organ
57.
Eukaryotic cells...
a)
do not have a nucleus
b)
have a nucleus and membrane bound organelles
c)
are bacteria
58.
Prokaryotic cells...
a)
have a nuclues
b)
do not have a nucleus
c)
are plants and animals
59.
Plant cells...
a)
have a cell wall
b)
have only a cell membrane
c)
contain lysosomes
60.
Animal cells...
a)
have a cell wall
b)
only have a cell membrane
c)
contain chloroplasts
61.
In a HYPERTONIC solution,
a)
water will move out of the cell
b)
water will move into the cell
c)
water will not move
62.
In a HYPOTONIC solution,
a)
water will move out of the cell
b)
water will move into the cell
c)
water will not move
63.
In an ISOTONIC solution,
a)
water will move out of the cell
b)
water will move into the cell
c)
water will not move
64.
Name the transport requires energy & things from low concentration to high concentration?
a)
active transport
b)
passive transport
65.
Name the transport requires energy & things from low concentration to high concentration?
a)
passive transport
b)
active transport
66.
What occurs during interphase?
a)
mitosis
b)
meiosis
c)
cell growth and DNA replication
d)
cell division
67.
What order does mitosis occur in?
a)
prophase, anaphase, telophase, metaphase
b)
prophase, metaphase, anaphase, telophase
c)
telophase, anaphase, metaphase, prophase
d)
telophase, prophase, metaphase, anaphase
68.
Mitosis is...
a)
asexual reproduction
b)
sexual reproduction
69.
Meiosis is...
a)
asexual reproduction
b)
sexual reproduction
70.
Mitosis has _______ daughter cells.
a)
4
b)
1
c)
3
d)
2
71.
Meiosis has _______ daughter cells.
a)
4
b)
2
c)
1
d)
3
72.
In DNA, Adenine pairs with...
a)
Thymine
b)
Guanine
c)
Cytosine
d)
Uracil
73.
In DNA, Cytosine pairs with...
a)
Guanine
b)
Uracil
c)
Thymine
d)
Adenine
74.
What molecule is made up of a sugar, phosphate and nitrogenous base?
a)
Amino acid
b)
Nucleotide
c)
Carbohydrate
d)
Lipid
75.
DNA is made up of what type of sugar?
a)
Deoxyribose
b)
Ribose
76.
RNA is made up of what type of sugar?
a)
Deoxyribose
b)
Ribose
77.
How many strands does DNA have?
a)
1
b)
2
c)
3
d)
4
78.
How many strands does RNA have?
a)
1
b)
2
c)
3
d)
4
79.
Where is DNA located?
a)
nucleus
b)
cytoplasm
80.
Where is RNA located?
a)
Nucleus
b)
Cytoplasm
81.
What is the purpose of DNA?
a)
to store genetic material
b)
to transport genetic material
82.
What is the purpose of RNA?
a)
to store genetic material
b)
to transport genetic material
83.
Define dominant trait
a)
trait that will only show if two dominant genes are present
b)
a trait that will be present regardless of the other gene
84.
Define recessive trait
a)
trait that will only show if two recessive genes are present
b)
a trait that will be present regardless of the other gene
85.
Define Homozygous
a)
when alleles are the SAME
b)
when alleles are DIFFERENT
86.
Define Heterozygous
a)
when alleles are DIFFERENT
b)
when alleles are the SAME
87.
Define genotype
a)
the combination of genes
b)
the physical description
88.
Define phenotype
a)
the combination of genes
b)
the physical description
89.
What is a reactant in a chemical equation?
a)
The molecules to the left of the arrow
b)
The molecules to the right of the arrow
90.
What is a product in a chemical equation?
a)
the molecules to the right of the arrow
b)
the molecules to the left of the arrow
91.
Name this reaction: C6H12O6 + O2→ CO2 + H2O + Energy
a)
cellular respiration
b)
photosynthesis
92.
Cellular Respiration occurs in,
a)
Plants only
b)
Animals only
c)
Both Plants and Animals
93.
Photosynthesis occurs in,
a)
Plants only
b)
Animals only
c)
Both Plants and Animals
94.
Light intensity, color of light, amount of water, temp and CO2 all affect what process?
a)
cellular respiration
b)
photosynthesis
c)
glycolysis
d)
protein synthesis
95.
Define natural selection.
a)
Everyone will survive
b)
The most fit will survive
c)
random species will survive
96.
Describe co-evolution.
a)
1 organism living on its own
b)
human interaction in plant life
c)
2 organisms directly affecting each other
d)
human interaction in animal life
97.
Originally how many kingdoms where there to classify organisms?
a)
1
b)
2
c)
3
d)
4
98.
List the 7 levels of classification in order...
a)
Kingdom, Phylum, Class, Genus, Order, Family, Species
b)
Kingdom, Phylum, Class, Family, Genus, Species, Order
c)
Kingdom, Phylum, Class,Order,Family,Genus,Species
d)
Family, Kingdom, Phylum, Class, Order, Genus, Species
99.
What term describes the naming system of organisms?
a)
semi-permeable
b)
binomial nomenclature
c)
homeostasis
d)
nucleotides
100.
Are viruses living or nonliving?
a)
Nonliving because they cannot reproduce on their own
b)
living because they spread
c)
living because they contain genetic material
d)
nonliving because they do not have genetic material
101.
Define biotic.
a)
Living factors (food, predators, competitors)
b)
non living factors (sunlight, temperature, water, pH)
102.
Define abiotic.
a)
nonliving factors (sunlight, temperature, water, pH)
b)
living factors (food, predators, competitors)
103.
Commensalism...
a)
one benefits
b)
both benefit
c)
no one benefits
104.
Define parasitism.
a)
no one is benefited or harmed
b)
one benefits
c)
one is harmed and one is benefited
d)
one is harmed
105.
Define predator/prey relationship.
a)
predator hunts prey
b)
prey hunts predator
c)
predator and prey live in harmony
d)
predator and prey never interact
106.
Define competition.
a)
two organisms living together
b)
a predator/ prey relationship
c)
two organisms fighting for resources
107.
Define carrying capacity.
a)
the minimum amount of individuals in a population in an area
b)
the maximum amount of individuals in a population in an area
108.
How does photosynthesis relate to the ecosystem?
a)
Photosynthesis has nothing to do with the ecosystem
b)
Photosynthesis provides energy to territory consumers
c)
Photosynthesis provides energy to autotrophs
109.
What role to decomposers play in the environment?
a)
Decomposers break down matter to be recycled back
b)
Decomposers don't contribute to the environment
c)
Decomposers are a food source for tertiary consumers.
110.
Define trophic level.
a)
trophic levels are stages in mitosis
b)
trophic levels are different steps in a food chain
c)
trophic levels are different stages in protein synthesis
d)
trophic levels can be found in DNA
111.
What level can the most energy be found?
a)
producers
b)
tertiary consumers
c)
secondary consumers
d)
primary consumers
112.
What is the difference between a food chain and food web?
a)
they are the same thing
b)
food chain is a direct line while a food web is several lines connected
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