Download Biology Practice Test 1

Biology Practice Test 1
Date:
Name:
1.
A potato core was placed in a beaker of water as shown in the gure below.
Which diagram best represents the net movement of molecules?
2.
A.
B.
C.
D.
Which of the following organelles releases energy from sugars?
A.
3.
ribosomes
B.
vacuoles
C.
chloroplasts
D.
mitochondria
The plasma membrane of a cell consists of
A.
protein molecules arranged in two layers with polar areas forming the outside of the membrane.
B.
two layers of lipids organized with the nonpolar tails forming the interior of the membrane.
C.
lipid molecules positioned between two carbohydrate layers.
D.
protein molecules with polar and nonpolar tails.
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4.
The following question(s) is/are based on the following situation and data table.
A laboratory technician places red blood cells into three di erent solutions. Observations are recorded
each minute for ve minutes.
Which of the following best explains what is causing the red blood cells in solution 1 to change size over
the ve-minute period?
A.
Solvent is entering the cells faster than it is leaving the cells.
B.
Solute is entering the cells faster than it is leaving the cells.
C.
The cells are making new protein.
D.
The cell's membranes are dissolving.
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Biology Practice Test 1
5.
Before
After
The diagram shows a plant cell before and after it is placed in a solution. After the cell is placed in the
solution, it changes shape.
Which table shows the initial concentration of solute in the cell and in the solution that would cause the
cell to change shape as shown in the diagram?
A.
C.
6.
Location
Inside cell
Solute
Concentration
12%
Outside cell
12%
Location
Inside cell
Solute
Concentration
7%
Outside cell
5%
B.
D.
Location
Inside cell
Solute
Concentration
3%
Outside cell
6%
Location
Inside cell
Solute
Concentration
0%
Outside cell
0%
A student prepared the following list of characteristics about a cellular organelle.
present in animal cells
present in plant cells
helps make energy available to the cell
Which of the following cellular structures is the student describing?
A.
7.
cell wall
B.
chloroplast
C.
mitochondrion
D.
nucleus
Some cells, such as human nerve and muscle cells, contain many more mitochondria than do other cells,
such as skin cells. Why do some cells have more mitochondria than others?
A.
The cells use more energy.
B.
The cells store more nutrients.
C.
The cells degrade more proteins.
D.
The cells divide more frequently.
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Biology Practice Test 1
8.
9.
10.
Which of the following is more likely to occur in a plant cell than in an animal cell?
A.
synthesis of enzymes
B.
formation of cellulose
C.
breakdown of glucose
D.
active transport of ions
A single prokaryotic cell can divide several times in an hour. Few eukaryotic cells can divide as quickly.
Which of the following statements best explains this di erence?
A.
Eukaryotic cells are smaller than prokaryotic cells.
B.
Eukaryotic cells have less DNA than prokaryotic cells.
C.
Eukaryotic cells have more cell walls than prokaryotic cells.
D.
Eukaryotic cells are more structurally complex than prokaryotic cells.
A cross section of part of a Golgi complex is shown below.
Part of the membrane of the Golgi complex pinches o and moves away. Which of the following is a
function of this process?
A.
to release energy from ATP
B.
to deliver proteins to other locations in the cell
C.
to collect amino acids for use in protein synthesis
D.
to send messages about cell requirements to the nucleus
page 4
Biology Practice Test 1
11.
The illustrations below represent two di erent cells.
Which of the following statements best identi es these two cells?
12.
A.
Cell X is a prokaryotic cell and cell Y is a eukaryotic cell.
B.
Cell X is an archae cell and cell Y is a eubacterial cell.
C.
Cell X is a red blood cell and cell Y is a muscle cell.
D.
Cell X is a plant cell and cell Y is an animal cell.
The table below lists the concentrations of water inside and outside a cell under four di erent conditions.
1
Water
Concentration
in Cell
90%
Water
Concentration
in Environment
95%
2
90%
100%
3
95%
90%
4
95%
95%
Condition
Under which condition will the cell experience a net loss of water to its environment?
A.
13.
Condition 1
B.
Condition 2
C.
Condition 3
D.
Condition 4
A lab technician needs to determine whether cells in a test tube are prokaryotic or eukaryotic. The
technician has several dyes she could use to stain the cells. Four of the dyes are described in the table
below.
Dye
Test
acridine orange
stains DNA and RNA
osmium tetroxide
stains lipids
eosin
stains cell cytoplasm
Nile blue
stains cell nuclei
Which dye could the technician use to determine whether the cells are prokaryotic or eukaryotic?
A.
acridine orange
B.
osmium tetroxide
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C.
eosin
D.
Nile blue
Biology Practice Test 1
14.
Amino acids, sugars, and ions move across the cell membrane. Their movement from a region of high
concentration to a region of low concentration is accomplished by special proteins in the membrane.
Which of the following terms applies to this type of cell transport?
A.
15.
active transport
B.
facilitated di usion
C.
osmosis
D.
transcription
Use the information and the diagram below to answer the following question(s).
Starch turns blue-black in the presence of iodine solution. A selectively permeable dialysis sac
containing a starch solution is placed into a beaker of iodine solution.
If the dialysis sac is permeable only to water and iodine, what will the solutions in the beaker and the sac
look like after two hours?
A.
The iodine solution in the beaker will turn blue-black; the starch solution will not change.
B.
The starch solution in the dialysis sac will turn blue-black; the iodine solution will not change.
C.
Neither solution will turn blue-black.
D.
Both solutions will turn blue-black.
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Biology Practice Test 1
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Biology Practice Test 1
1.
Answer:
A
2.
Answer:
D
3.
Answer:
B
4.
5.
Answer:
B
6.
Answer:
C
7.
Answer:
A
8.
Answer:
B
9.
Answer:
D
10.
Answer:
B
11.
Answer:
A
12.
Answer:
C
13.
Answer:
D
14.
Answer:
B
15.
Answer:
B
10/22/2013