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WorksheetsStudent Made 1st & 8th Period 2nd Quarter Exam review
Total questions: 124
Worksheet time: 2hrs 33mins
Name
Class
Date
1.
Organelle that is small, spherical, and an enzyme that digests proteins, carbohydrates, lipids, DNA and RNA?
a)
Golgi apparatus
b)
Cytoskeleton
c)
Vacoule
d)
Lysosome
e)
Cell wall
2.
Organelle that processes, packages, and secretes waste in a cell?
a)
Cell membrane
b)
Golgi apparatus
c)
Ribosomes
d)
Nucleas
e)
Cytoplasms,
3.
Fluid-filled organelles that store enzymes and metabolic waste?
a)
Nucleas
b)
Lysosomes
c)
Cell membrane
d)
Mitochandria
e)
Vacoule
4.
Selectively permeable organelle?
a)
Plastids
b)
Endoplasmic reticulum
c)
Cell membrane
d)
Vacoule
e)
Nucleas
5.
Found on th outside of plant cells?
a)
Cell wall
b)
Ribosomes
c)
Lysosome
d)
Plastids
e)
Cytoplasm
6.
Hairlike organelles that assist in moving
a)
Nucleas
b)
Cytoskeleton
c)
Ribosomes
d)
Flagella and cilia
e)
Cell wall
7.
Does not have a nucleus or other membrane-bound organelles; DNA is suspended in the cytoplasm; single-celled organism
a)
multi-celled organisms
b)
prokaryotic
c)
plant cell
d)
eukaryotic
e)
Animal cell
8.
who discovered cells firstwhile studying cork (dead tree steam)
a)
theodore schwann
b)
anton van Leeuwenhoek
c)
rudolf virchow
d)
Robert hooke
e)
Matthais schlieden
9.
Has a nucleus and other membrane-bound organelles;can be multi or single-celled organisms
a)
animal cell
b)
multi-celled organisms
c)
prokaryotic
d)
plant cell
e)
eukaryotic
10.
Who discovered cells (4th) in living things
a)
theodore schwann
b)
robert hooke
c)
anton van leeuwenhoek
d)
matthais schlieden
e)
rudolf virchow
11.
who concluded that plants contain cells (3rd)
a)
Anton van leeuwenhoek
b)
matthais schlieden
c)
Robert hooke
d)
rudolf virchow
e)
theodore schwann
12.
parts of the cell theory
a)
all organisms are made of cells
b)
all existing cells are produced by other living things
c)
the cell is most basic unit of life
d)
all of the above
e)
none of the above
13.
What is one property of the cell membrane?
a)
Impermeable
b)
Selectively permeable
c)
Solid
d)
Permeable
e)
Gas
14.
What is the site of chemical reactions that transfer energy from organic compounds?
a)
mitochondria
b)
lysosomes
c)
stroma
d)
vacuole
e)
thylakoid
15.
What network of protein strands in the cytosol is made of microtubules and microfilaments?
a)
flagella
b)
golgi apparatus
c)
cytoskeleton
d)
plastids
e)
nucleus
16.
What is the site where RNA is copied from DNA?
a)
mitochondria
b)
nucleus
c)
ribosomes
d)
lysosomes
e)
cell membrane
17.
What system of membranes and sacs is known as the intracellular highway?
a)
Cell wall
b)
Cilia
c)
Golgi apparatus
d)
Cytoplasm
e)
Endoplasmic reticulum
18.
What assists in movement and feeding of the cell?
a)
cilia & flagella
b)
cell wall
c)
lysosome
d)
Nucleus
e)
Cell membrane
19.
What condition in an experiment does a biologist manipulate?
a)
Dependent
b)
Control
c)
Constant
d)
Independent
e)
Variable
20.
What is an organized group group of related parts that interact to form a whole?
a)
Cell
b)
Organism
c)
Species
d)
System
e)
Evolution
21.
What is it called when an inherited trait gives and advantage to an individual and is passed in to future generations?
a)
Evolution
b)
Adpation
c)
Diversity
d)
Homeostasis
e)
Ecosystem
22.
What is the second step in scientific thinking?
a)
Testing hypothesis
b)
Observing
c)
Evaluating results
d)
Analyzing data
e)
Forming hypothesis
23.
In an experiment, what are the conditions that do not change?
a)
Control
b)
Variable
c)
Independent
d)
Constants
e)
Dependent
24.
What is a proposed explanation for a wide range of observations and experimental results that is supported by a wide range of evidence?
a)
Observations
b)
Theory
c)
Law
d)
Hypothesis
e)
Evaluating results
25.
______ is the use and application of living things and biological processes
a)
Biodiversity
b)
Biology
c)
Biotechnology
d)
DNA testing
e)
Genetic engineering
26.
______ pass through soft tissue but are absorbed by bone
a)
X-ray
b)
MRI
c)
fMRI
d)
Light microscope
e)
SEM
27.
______ use magnetism to image hard and soft tissue
a)
Light microscope
b)
fMRI
c)
X-ray
d)
SEM
e)
MRI
28.
______can see active parts of the brain because of oxygen spikes in the blood
a)
MRI
b)
TEM
c)
fMRI
d)
X-ray
e)
Complex systems
29.
A gene is a segment of DNA that stores ______
a)
Vitimans
b)
Genetic information
c)
Proteins
d)
ATP
e)
Bacteria
30.
______ are used to study systems that cannot be studied directly
a)
Gene models
b)
Molecular studies
c)
Biotechnology
d)
Computer models
e)
Genetics
31.
How many characteristics do all organisms share?
a)
9
b)
4
c)
9
d)
7
e)
16
32.
What is an ecosystem?
a)
A system of recycling
b)
A community of organisms and their enviroments
c)
The environment
d)
All diverse species of earth
e)
The maintenance of homeostasis
33.
If data from an experiment shows no effect, it is...
a)
Nonsignificant
b)
ATP
c)
Constant
d)
Significant
e)
Independent
34.
What is the exactness of a measurement?
a)
Accuracy
b)
Microscopic
c)
Homeostasis
d)
Precision
e)
Genomics
35.
How much larger can an electron microscope make an image of a specimen?
a)
8x
b)
400x
c)
2,400x
d)
190,000x
e)
1,000,000x
36.
Data that contains specific measurements is...
a)
An observation
b)
Homeostasis
c)
Quantitative
d)
The scientific method
e)
Qualitative
37.
What is one property of the cell membrane?
a)
Impermeable
b)
Selectively permeable
c)
Solid
d)
Permeable
e)
Gas
38.
What is the site of chemical reactions that transfer energy from organic compounds?
a)
mitochondria
b)
lysosomes
c)
stroma
d)
vacuole
e)
thylakoid
39.
What network of protein strands in the cytosol is made of microtubules and microfilaments?
a)
flagella
b)
golgi apparatus
c)
cytoskeleton
d)
plastids
e)
nucleus
40.
What is the site where RNA is copied from DNA?
a)
mitochondria
b)
nucleus
c)
ribosomes
d)
lysosomes
e)
cell membrane
41.
What system of membranes and sacs is known as the intracellular highway?
a)
Cell wall
b)
Cilia
c)
Golgi apparatus
d)
Cytoplasm
e)
Endoplasmic reticulum
42.
What assists in movement and feeding of the cell?
a)
cilia & flagella
b)
cell wall
c)
lysosome
d)
Nucleus
e)
Cell membrane
43.
Which part of a phospholipid is nonpolar and hydrophobic?
a)
Fatty acid chain
b)
Glycerol
c)
Charged phosphate group
d)
Protein
e)
Charged tails
44.
Which molecule embeded within the phospholipid layers strengthen the cell membrane?
a)
Cholesterol
b)
Proteins
c)
Carbohydrates
d)
Protein Channel
e)
Receptors
45.
Small polar molecules crossing the cell membrane...?
a)
easily pass through the cell membrane without energy
b)
are transported via proteins
c)
are moved in vesicles
d)
cannot pass
e)
easily pass through the cell membrane with energy
46.
Molecules that cross the membrane are generally...?
a)
Polar and small
b)
Polar and large
c)
Nonpolar and small
d)
Nonpolar and large
e)
Nonpolar and of any size
47.
These two molecules serve as identification tags within the phospholipid layers:
a)
Proteins and carbohydrates
b)
Carbohydrates and cholesterol
c)
Proteins and cholesterol
d)
Glycerol and proteins
e)
Glycerol and carbohydrates
48.
Selective permeability means:
a)
It allows some, but not all, materials to cross the membrane
b)
It allows all materials to cross the membrane
c)
It allows no materials to cross the membrane
d)
It only allows large molecules to pass through the membrane
e)
It only allows ligands to pass in order to bind to receptors
49.
Endocytosis is the process of...
a)
taking material out the cell
b)
brining electrons into the cell
c)
taking material into the cell
d)
brining electrons out the cell
e)
taking in oxygen
50.
Exocytosis is the process of...
a)
brining electrons in the cell
b)
taking electrons out the cell
c)
taking in CO2
d)
expelling material from the cell
e)
entering the cell
51.
A cell can import and export a large substance across the membrane in vesicles during...
a)
Endocytosis
b)
Exocytosis
c)
Cytosis
d)
Both A and B
e)
None
52.
Cell membrane protein pumps are also called...
a)
Protein transport
b)
Transport proteins
c)
Carrier proteins
d)
Both B and C
e)
None
53.
Passive transport requires...
a)
No energy
b)
Energy
c)
Some energy
d)
A lot of energy
e)
None
54.
Carrier proteins are used to transport molecules for...
a)
Only active transport
b)
Only passive transport
c)
Passive and Active transport
d)
Regular transport
e)
None
55.
Inside the stroma there are stacks of membrane enclosed compartments called ______.
a)
granum
b)
stroma
c)
thylakoids
d)
chloroplast
e)
membrane
56.
Photosynthesis takes place in the ______.
a)
mitochondria
b)
chloroplast
c)
chlorophyll
d)
nucleus
e)
vacuole
57.
What is a reactant of photosynthesis?
a)
glucose
b)
oxygen
c)
sodium
d)
ATP
e)
water
58.
Light-independent reactions in photosynthesis result in a product of _______.
a)
water
b)
oxygen
c)
ATP
d)
glucose
e)
carbon dioxide
59.
In what two parts of the chloroplast does photosynthesis take place?
a)
stroma and granum
b)
granum and outer membrane
c)
inner membrane and outer membrane
d)
thylakoid and stroma
e)
thylakoid and lamellar
60.
What molecules are most commonly broken down to make ATP?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acid
e)
Polypeptides
61.
Which macromolecule produces the most ATP?
a)
Lipids
b)
Carbohydrates
c)
Proteins
d)
Nucleic Acid
e)
Amino Acid
62.
What makes up proteins?
a)
Amino Acids
b)
Carbs
c)
Glucose
d)
ADP
e)
NADPH
63.
Where is the carbon-based molecules in food stored?
a)
Bonds
b)
Membrane
c)
Carbs
d)
Matrix
e)
Sugars
64.
What color do plants reflect?
a)
Green
b)
White
c)
Blue
d)
Yellow
e)
Red
65.
Where do light dependent reactions take place?
a)
Thylakoid membrane
b)
Cytoplasm
c)
Stroma
d)
Chlorophyll
e)
Cell wall
66.
Where do light independent reactions take place?
a)
Stroma
b)
Thylakoids
c)
Granum
d)
Cytoplasm
e)
Chlorophyll
67.
The process through which energy is captured & used to build sugars that store chemical energy is called?
a)
Diffusion
b)
Photosynthesis
c)
Chemosythesis
d)
Active transport
e)
Passive transport
68.
The process through which some organisms use chemicals from the enviornment as a sourse of energy to build carbon-based molecules?
a)
diffusion
b)
photosynthesis
c)
chemosythesis
d)
Active Transport
e)
passive transport
69.
plants cells break down sugars to produce ______?
a)
ADP
b)
NADPH
c)
NADH
d)
ATP
e)
H2O
70.
Plants absorb their energy from _______?
a)
Food
b)
Sunlight
c)
Carbohydrates
d)
Lipids
e)
proteins
71.
Where does gylcolysis take place?
a)
cytoplasm
b)
matrix
c)
inner membrane
d)
outer membrane
e)
chloroplast
72.
Organisms that get their energy from eating other organisms are called _______?
a)
autotrophs
b)
plants
c)
planktin
d)
algae
e)
heterotrophs
73.
What are proteins that function as catalysts for chemical reactions in living things?
a)
Proteins
b)
Enzymes
c)
Phospholipids
d)
Nuclei acids
e)
Carbohydrates
74.
What is the model that illustrates the function of enzymes?
a)
Branched Chain
b)
Hydrogen bonds
c)
Lock and Key
d)
Substrate enzyme model
e)
Enzyme function model
75.
What are the certain reactants that bind an enzyme at a particular location?
a)
Amino acids
b)
Proteins
c)
Catalysts
d)
Substrates
e)
Nucleic acids
76.
What solution is used to test for proteins?
a)
Buiret's Solution
b)
Benedict's solution
c)
Iodine
d)
Sudan Red
e)
Starch
77.
Enzymes lose effectiveness in what kind of conditions?
a)
Low temperature
b)
High temperature only
c)
High temperature and too high or low ph
d)
High ph only
e)
Low ph only
78.
What are substances that speed up chemical reactions?
a)
Carbohydrates
b)
Substrates
c)
Proteins
d)
Amino acids
e)
Catalysts
79.
What are enzymes?
a)
Proteins
b)
Carbohydrates
c)
Lipids
d)
Nucleotides
e)
Phospholipids
80.
What do catalyst do?
a)
Change in a reaction
b)
Are made in a reaction
c)
Speed up reactions
d)
Absorb energy
e)
Provide energy
81.
What happens when equilibrium is reached?
a)
Reactions are made at a consistent rate
b)
Both product and reactants are made at the same rate
c)
Products are recycled
d)
An equal amount of energy is reached
e)
Proteins are made at a constant rate
82.
Bonds are broken in the ...
a)
Membrane
b)
Product
c)
Equilibrium
d)
Reactant
e)
A system
83.
Bonds are made in the ...
a)
Reactant
b)
Solvent
c)
Equilibrium
d)
Solute
e)
Product
84.
During a catalyze reaction, ...
a)
Enzymes are made
b)
The reaction is sped up
c)
New element forms
d)
The reaction is slowed
e)
The reaction gains energy
85.
What carbon based molecule includes sugars and starches?
a)
Carbohydrates
b)
Proteins
c)
Nitrogen
d)
Nucleic acids
e)
Lipids
86.
What are the most simple carbohydrates?
a)
Monosaccharides
b)
Starches
c)
Hydrogen
d)
Disaccharides
e)
Polysaccharides
87.
What macromolecule is made up of amino acids?
a)
Lipids
b)
Carbohydrates
c)
Proteins
d)
Starches
e)
Nucleic acid
88.
How many amino acids can the body produce?
a)
3
b)
21
c)
4
d)
10
e)
12
89.
The chemical reactions in all living things take plave in what type of environment?
a)
aerobic
b)
anerobic
c)
aqueous
d)
oxygen-rich
e)
organic
90.
What bonds form between slightly positive hydrogen atoms and slightly negative oxygen ions?
a)
ionic
b)
hydrogen
c)
covalent
d)
polar covalent
e)
nonpolar covalent
91.
A base has a pH less than ____?
a)
1
b)
10
c)
8
d)
7
e)
6
92.
An acid releases what type of ion when it dissolves in water?
a)
hydrogen
b)
hydronium
c)
hydroxide
d)
oxygen
e)
carbon
93.
What dissolves in a solvent?
a)
solution
b)
solute
c)
solvent
d)
water molecule
e)
oxygen molecule
94.
What are substances that neautralize an acid or base?
a)
solvent
b)
enzymes
c)
catalyst
d)
solutes
e)
buffers
95.
Where does glycolysis occur?
a)
Matrix
b)
Inner mitochondrial membrane
c)
Cytoplasm
d)
Thylakoids
e)
Stroma
96.
What are the products of glycolysis?
a)
2NAD+, 2ATP, 2Pyruvate
b)
2NADH, 4ATP, 2Pyruvate
c)
4ATP, 2NADH
d)
2NAD+, 2ADP
e)
4NADH, 2ATP, 2Pyruvate
97.
What are the products of Krebs Cycle that are necessary for the ETC?
a)
NADH, Pyruvate
b)
Pyruvate, ATP
c)
ATP, FADH^2
d)
ATP, NADH
e)
NADH, FADH^2
98.
How many ATP are made from Krebs cycle?
a)
2
b)
4
c)
6
d)
36
e)
38
99.
What is oxygens role in ETC?
a)
Link to electrons and hydrogen ions to create water
b)
diffuse across the membrane
c)
Go through ATP synthase
d)
link to electrons and hydrogen ions to create water
e)
Give off electrons for the electron transport chain
100.
What step of cellular respiration makes the most ATP?
a)
Glycolysis
b)
Electron transport chain
c)
Krebs cycle
d)
fermentation
e)
Calvin Cycle
101.
Alcoholic fermentation makes which product?
a)
FADH2
b)
CO2
c)
lactic acid
d)
Energy
e)
O2
102.
What process allows glycolysis to continue without oxygen?
a)
ATP synthase
b)
Citric acid cycle
c)
Glycolysis
d)
Aerobic respiration
e)
Fermentation
103.
which type of process is fermentation
a)
aerobic
b)
antaerobic
c)
anaerobic
d)
alcoholic
e)
lactic
104.
what kind of human cell does lactic acid fermentation occur in
a)
muscle cells
b)
bone cells
c)
Brain cells
d)
Skin cells
e)
Tongue cells
105.
yor body cannot store what?
a)
NAPH
b)
water
c)
oxygen
d)
fat
e)
glucose
106.
why would the process of fermentation start in your body?
a)
lack of oxygen
b)
Too much carbon
c)
Not enough carbon
d)
Too much ATP
e)
dehydration
107.
What is one of the products of glycolysis?
a)
glucose
b)
ADP
c)
NADH
d)
NAD+
e)
FADH₂
108.
How many molecules of NADH are formed from the breakdown of one molecule of glucose?
a)
two
b)
six
c)
four
d)
eight
e)
one
109.
What is one of the first molecules formed from the Krebs Cycle?
a)
citric acid
b)
glucose
c)
carbon dioxide
d)
pyruvate
e)
water
110.
What is the one of the reactants of glycolysis?
a)
pyruvate
b)
glucose
c)
NADH
d)
FADH₂
e)
oxygen
111.
What is the net gain of ATP molecules formed from the breakdown of one glucose molecule in glycolysis?
a)
eight
b)
two
c)
four
d)
six
e)
one
112.
What is one of the waste products released in cellular respiration?
a)
glucose
b)
water
c)
lactic acid
d)
oxygen
e)
pyruvate
113.
What do all cells use for energy to run all cellular processes?
a)
ADP
b)
ATP
c)
NADP+
d)
NADPH
e)
electrons
114.
Organisms breakdown what kind of molecules to produce ATP?
a)
Sulfur-based
b)
Light
c)
Carbon-based
d)
Oxygen-based
e)
Hydrogen-based
115.
What molecule is most commonly broken down by the human body to produce ATP?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Sugars
e)
Carbon
116.
What process uses chemical energy to build energy storing carbon-based molecules?
a)
Photosynthesis
b)
Glycolysis
c)
Chemosynthesis
d)
Cellular respiration
e)
Krebs cycle
117.
What is the process by which plants make their own food source?
a)
glycolysis
b)
chemosynthesis
c)
krebs cycle
d)
photosynthesis
e)
cellular respiration
118.
What molecule stores the most energy in the human body?
a)
chlorophyll
b)
protein
c)
glucose
d)
Carbohydrates
e)
Lipids
119.
The chemical reactions of all living things take place in ...
a)
Cell membranes
b)
Non-aqueous solutions)
c)
Mitochondrias
d)
Aqueous solutions
e)
Cytoplasm
120.
___ form between slightly positive hydrogen atoms and slightly negative oxygen atoms.
a)
Hydrogen "bonds"
b)
Polar bonds
c)
Covalent bonds
d)
Non-polar bonds
e)
Non-covalent bonds
121.
What are amino acids linked by?
a)
Hydrogen "bonds"
b)
Gravity
c)
Cement
d)
Ionic bonds
e)
Peptide bonds
122.
What do proteins do in plants?
a)
Act as catalysts
b)
Give support
c)
Provide food
d)
Provide oxygen
e)
Provide nuclear fission
123.
How is the main Carbon in a protein bonded to the Hydrogen atom?
a)
Ionically
b)
Covalently
c)
Aqueously
d)
energetically
e)
Logically
124.
How many amino acids serve as building blocks for proteins?
a)
34
b)
9
c)
17
d)
20
e)
146
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