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Cell Unit Practice Test #1
Date:
Name:
1.
Which organelle is primarily concerned with
the conversion of potential energy of organic
compounds into suitable form for immediate use
by the cell?
A.
mitochondria
B.
C.
ribosomes
D. vacuoules
3.
centrosomes
A student lled a bag of dialysis tubing with a
milky-white starch solution and placed the bag in
a beaker of iodine-water as shown in the diagram.
An hour later, the student observed that the starch
solution had turned blue-black (positive test for
starch). What is the most probable explanation for
the change?
A.
The iodine di used into the bag.
B.
The starch was changed to sugar.
C.
The iodine was changed to starch.
D. The starch di used out of the bag.
2.
Which structures function mainly in transport?
4.
A.
A and F
B.
B and D
C.
C and F
D. C and D
page 1
In which organelle would water and dissolved
materials be stored?
A.
1
B.
2
C.
3
D. 5
5.
Most of the enzymes involved in aerobic cellular
respiration are located in the organelle labeled
A.
6.
7.
1
B.
2
C.
3
9.
D. 4
Provides energy for biochemical reactions
A.
DNA
B.
Messenger RNA
C.
Transfer RNA
D. ATP
Which structure, composed mainly of proteins and
lipids, aids in maintaining homeostasis in a cell?
A.
chromosome
B.
centrosome
C.
cell membrane
D. nucleolus
10.
The ribosomes is an organelle that functions in the
process of
A.
phagocytosis
B.
pinocytosis
C.
protein synthesis
D. cellular respiration
Which process requires the expenditure of cellular
energy?
A.
passive transport
B.
active transport
C.
osmosis
D. di usion
11.
8.
Select the cell compound, chosen from the list
below, which is best described by the following
phrase.
The picture shown illustrates a process by which
protein molecules may enter a cell. Structure A is
most likely a
Which molecules must be present in order for
energy production to occur in the mitochondria of
an animal cell?
A.
chlorophyll molecules
B.
carbon dioxide molecules
A.
ribosome
B.
C.
lactic acid molecules
C.
nucleolus
D. vacuole
mitochondrion
D. oxygen molecules
page 2
Cell Unit Practice Test #1
12.
13.
14.
Which organelle is present in the cells of a mouse
but not present in the cells of a bean plant?
A.
cell wall
B.
C.
cell membrane
D. centriole
16.
chloroplast
A.
staining
B.
ingestion
C.
osmosis
D. active transport
In which organelles are enzymes for intracellular
digestion stored?
A.
centrioles
B.
C.
nucleoli
D. chloroplasts
17.
lysosomes
The organelle that is the site of cellular respiration
is the
A.
chloroplast
B.
nucleus
C.
mitochondrion
D. ribosome
The process of osmosis is best illustrated by the
movement of
18.
A.
water into root hair cells
B.
oxygen into red blood cells
C.
carbon dioxide through stomates
D. glucose through phloem
15.
A biologist diluted a blood sample with distilled
water. While observing the sample under a
microscope, she noted that the red blood cells
burst. This bursting is most likely the result of
which process?
19.
Which process requires cellular energy to move
molecules across the cell membrane from a region
of lower concentration to a region of higher
concentration?
A.
active transport
B.
di usion
C.
osmosis
D. hydrolysis
Which organelle is the site of aerobic respiration
in a maple tree?
A.
chloroplast
B.
mitochondrion
C.
vacuole
D. ribosome
Most cell membranes are composed principally of
A.
DNA and ATP
B.
proteins and lipids
C.
chitin and starch
D. nucleotides and amino acids
page 3
Cell Unit Practice Test #1
20.
21.
22.
Which organelle aids in the maintenance of cell
homeostasis by selectively regulating the passage
of materials into and out of the cell?
A.
plasma membrane
B.
C.
lysosome
D. nuclear membrane
24.
ribosome
Which process is most likely involved in
the change in red blood cell volume in this
experiment?
A.
phagocytosis
B.
cyclosis
C.
osmosis
D. hydrolysis
An organelle found in most plant cells, but absent
from animal cells, is the
A.
contractile vacuole
B.
centriole
C.
chloroplast
D. Golgi complex
25.
A student prepared three di erent red blood cell
suspensions as follows:
Suspension
Contents
A
B
C
red blood cells + normal blood serum
red blood cells + 10% salt solution
red blood cells + distilled water
Which cell activity is illustrated by the diagrams
shown?
A.
osmosis
B.
di usion
C.
egestion
D. ingestion
Which suspension, when viewed under the
microscope, would contain red blood cells that
appear wrinkled and reduced in volume?
A.
23.
A
B.
B
C.
26.
C
Which suspension represents the control in this
investigation?
A.
A
B.
B
C.
Red blood cells contain a higher concentration
of potassium than the surrounding blood plasma
does. This higher concentration is maintained by
the process of
A.
cyclosis
B.
osmosis
C.
simple di usion
D. active transport
C
page 4
Cell Unit Practice Test #1
27.
Which cell organelle is composed of a series of
channels throughout the cytoplasm that functions
in the transport of molecules?
A.
lysosome
B.
chloroplast
C.
cell wall
30.
In both cells, the organelles labeled E are the sites
of
A.
secretion
B.
starch synthesis
C.
aerobic respiration
D. food storage
D. endoplasmic reticulum
31.
28.
Which substances may pass through a cell
membrane by simple di usion?
A.
starch and protein
B.
protein and fat
C.
carbon dioxide and water
Which structures are found in every living cell?
A.
a plasma membrane and cytoplasm
B.
chloroplasts and mitochondria
C.
a cell wall and nucleus
D. centrioles and chromosomes
D. carbon dioxide and starch
32.
29.
Which cellular organelle is represented by the
diagram?
Cell II most likely represents a plant cell due to
the presence of
A.
A
B.
B
C.
E
D. F
page 5
A.
ribosome
B.
centriole
C.
plasma membrane
D. cell wall
Cell Unit Practice Test #1
33.
In the diagram of a cell shown, the structure
labeled X enables the cell to
A.
release energy
B.
store waste products
C.
control nuclear division
36.
D. manufacture proteins
34.
A
B.
C.
C
D. D
A.
Ribosomes cannot be observed unless the cell
is stained with iodine.
B.
Ribosomes are too small to be seen with early
microscopes.
C.
Primitive cells did not need to synthesize
proteins.
D. The presence of ribosomes can only be
detected using a centrifuge.
Shown is a green plant cell. The chemical
reactions involved in the synthesis of ATP occur
in structure
A.
The early study of cells by Schleiden and Schwann
contributed to the formation of the cell theory.
What is the most probable reason that these early
biologists never viewed the cell organelles known
as ribosomes?
37.
B
In plant and animal cells, most enzymes involved
in aerobic cellular respiration are located
A.
throughout the cytoplasm
B.
within the ribosomes
C.
on the endoplasmic reticulum
D. within the mitochondria
38.
35.
Shown is a green plant cell. Which structure is
chie y composed of a nonliving material known
as cellulose?
A.
A
B.
B
C.
C
D. D
Which cytoplasmic organelles contain hereditary
material and can undergo replication?
A.
chloroplasts and cell walls
B.
cell membranes and ribosomes
C.
endoplasmic reticula and food vacuoles
D. mitochondria and chloroplasts
page 6
Cell Unit Practice Test #1
39.
Base your answer(s) to the following question(s)
on the equations shown below and on your
knowledge of biology.
40.
Which statement is not a part of the cell theory?
A.
Cells are the basic unit of structure of living
things.
B.
Cells are the basic unit of function of living
things.
C.
Cell parts such as chloroplasts are
selfreplicating.
Equations
In animals, the reaction in equation B occurs in
the
A.
lysosomes
B.
C.
mitochondria
D. ribosomes
D. Cells come from preexisting cells.
chloroplasts
41.
Which cell organelle is most directly involved with
the bonding of amino acids?
A.
mitochondrion
B.
endoplasmic reticulum
C.
cell wall
D. ribosome
page 7
Cell Unit Practice Test #1
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Cell Unit Practice Test #1
03/02/2016
1.
Answer:
A
21.
Answer:
C
2.
Answer:
A
22.
Answer:
B
3.
Answer:
A
23.
Answer:
A
4.
Answer:
A
24.
Answer:
C
5.
Answer:
B
25.
Answer:
D
6.
Answer:
C
26.
Answer:
D
7.
Answer:
B
27.
Answer:
D
8.
Answer:
D
28.
Answer:
C
9.
Answer:
D
29.
Answer:
D
10.
Answer:
C
30.
Answer:
C
11.
Answer:
D
31.
Answer:
A
32.
Answer:
C
33.
Answer:
B
34.
Answer:
C
12.
Answer:
D
13.
Answer:
B
14.
Answer:
A
15.
Answer:
35.
Answer:
D
A
16.
Answer:
36.
Answer:
B
C
17.
Answer:
37.
Answer:
D
C
18.
Answer:
38.
Answer:
D
B
19.
Answer:
39.
Answer:
C
B
20.
Answer:
40.
Answer:
C
A
41.
Answer:
D