Question 1

Question

Which statement best describes the plasma membrane of a living plant cell?

The plasma membrane of a plant cell is

a
designed to allow certain substances to enter and certain substances to exit the cell.
b
composed of two layers of proteins with floating molecules of lipids only.
c
designed to allow for the free flow of all protein substances to move into and out of the cell.
d
composed of two layers of proteins and carbohydrates only.
Question 2
The diagram below represents a cell in the human body. Which statement concerning the structures within this cell is accurate?



a
Structure 1 is a chloroplast that carries out photosynthesis.
b
Structure 2 is a vacuole that contains DNA.
c
Structure 3 is a mitochondrion, where cellular respiration takes place.
d
Structure 4 is the cell membrane, which provides rigid, inflexible, impermeable support for the cell.
Question 3
By what process does a prokaryotic cell reproduce?

a
mitosis
b
meiosis
c
binary fission
d
spontaneous generation
Question 4
In a eukaryotic cell - during , the cell works, grows and makes a copy of its .

Following that, in the phase, the cell separates its DNA into two sets, and divides the , thus completing mitosis. After, which, the cell divides its cytoplasm through , forming identical cells.

Word Bank:
synthesisfourtaco catmitotictwonucleuscytokinesisRNAmetaphaseDNApsychoticprophaseinterphaseone
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Question 5
Directions: The diagram shows phases in a cell cycle in the order that they occur. Use the diagram to answer the question below.

The cell cycle is disrupted when there is an abnormal increase in the rate of mitosis. An abnormal and uncontrolled increase in the rate of mitosis is frequently associated with an individual developing _

a
only one sex cell.
b
into two or more organisms.
c
a type of cancer.
d
a single set of chromosomes.
Question 6
Mrs. Wade is a part-time knife juggler. A juggling mishap leads to a laceration on her shoulder. Mitosis is needed for repair of the damaged tissues. If her cells have 48 chromosomes (we all know she is a mutant), how many chromosomes do we expect in the new daughter cells?

Best Knife Juggling GIFs | Gfycat

a
12
b
24
c
48
d
96
Question 7
The process during which the nucleus of a cell is divided into two nuclei is known as____________.

a
S Phase
b
G1
c
cytokinesis
d
mitosis
Question 8
The Process of mitosis and cytokinesis are used by humans in which of the following?

I. asexual reproduction
II. growth
III. repair
IV. replacement



a
I only
b
II only
c
II, III, and IV only
d
I, II, III and IV
Question 9
Mitosis and cytokinesis is needed in multicellular organisms in order to

a
Produce gametes (sperm or eggs).
b
Grow, repair and replace old or damaged cells.
c
Replicate DNA.
d
Increase genetic diversity.
Question 10
When a eukaryotic cell undergoes cellular division, creating two new daughter cells that have the same number of chromosomes as the parent cell, the cell has undergone

a
endocytosis.
b
mitosis.
c
cellular respiration.
d
meiosis.
Question 11
Which of the following correctly identifies the main role of mitosis and cytokinesis in multicellular organisms?

a
Growth and repair
b
Replicate DNA
c
Increase genetic diversity
d
Produce gametes (sperm or eggs)
Question 12
A reproductive process that involves two parents that combine genetic material to produce a new organism, which differs from both parents.

a
external fertilization
b
internal fertilization
c
sexual reproduction
d
asexual reproduction
Question 13
Review this diagram: in which phase or phases of mitosis would you see the structure below in this X shaped form?

Locus (genetics) - Wikipedia

a
end of anaphase and telophase
b
interphase
c
early prophase, only
d
end of prophase and metaphase
Question 14
Which diagram best represents a plant cell close to the final stage of mitosis and cytokinesis?

A. B. C. D.

a
A
b
B
c
C
d
D
Question 15
S phase stands for the synthesis or replication of ____________.

a
DNA
b
cell organelles
c
cytoplasm
d
proteins
Question 16
In a unipuppicorn, the somatic cells must make more cells in order to grow. If its somatic cells contain 18 chromosomes (as chromatin), how many chromosomes will it have at the end of the "S" phase? (You know this!! :)

a
9
b
18
c
36
d
72
e
144
Question 17
Three models of cellular reproduction are shown below.

image 8c9c188856794a85a766dbdfcd9b9b49

Which explanation about cellular reproduction is best supported by the models?

a
Meiosis and binary fission both include the process of crossing over during cellular replication.
b
Mitosis and meiosis both produce diploid and haploid gametes during cellular replication.
c
Binary fission and mitosis both produce daughter cells that are identical to the parent cells
d
Meiosis and mitosis both produce daughter cells with fewer chromosomes than the parent cells.
Question 18
The process during which the nucleus of a cell is divided into two identical nuclei is known as____________.

a
meiosis
b
mitosis
c
fertilization
d
cytokinesis
Question 19
When a eukaryotic cell undergoes cellular division, creating two new daughter cells - an error (nondisjunction) in the step shown BELOW can impact the number of chromosomes in the daughter cells' nuclei.

Anaphase I - Definition, Process and Quiz | Biology Dictionary

What is this step?

a
Telophase in meiosis
b
Anaphase in mitosis
c
Prophase in endocytosis
d
Metaphase in mitosis
Question 20
The process by which a bacterial cell splits into an exact copy is called

a
mitosis
b
binary fission
c
fertilization
d
regeneration
Question 21
By what process does a prokaryotic cell reproduce?

a
mitosis
b
meiosis
c
binary fission
d
spontaneous generation
Question 22
Which diagram best represents a plant cell close to the final stage of mitosis and cytokinesis?

A. B. C. D.

a
A
b
B
c
C
d
D
Question 23
This diagram shows the formation of a cell plate in plant cells.

Final creation of the cell plate would be part of ___________.





a
Telophase
b
Cytokinesis
c
G2
d
Prophase
Question 24
The presence of a cancerous mass in a person's lung is a direct result of _

Lung Cancer

a
meiotic division of normal cells.
b
production of excessive protein inhibitors.
c
the crowding of released antigens.
d
the uncontrolled division and growth of abnormal cells.
Question 25
Review the diagram, below - which letter represents the substrate?

a
A
b
B
c
C
d
D
Question 26
Which of these describes diffusion?

a
The net movement of any type of molecule from a region of lower concentration to a region of higher concentration
b
The net movement of any type of molecule from a region of higher concentration to a region of lower concentration
c
The active transport of particles into a cell
d
The active transport of particles out of a cell
Question 27
Kelvin got his wisdom teeth removed and his mouth is swollen. His doctor tells him to rinse his mouth with a warm saltwater solution every few hours. How does the saltwater solution help heal Kelvin's mouth?

a
The salt water is a hypotonic solution, and the swollen cells in Kelvin's mouth will take in water through osmosis.
b
The salt water is a hypertonic solution, and the swollen cells in Kelvin's mouth will release water through osmosis.
c
The salt water is a hypotonic solution, and the swollen cells in Kelvin's mouth will release water through diffusion.
d
The salt water is a hypertonic solution, and the swollen cells in Kelvin's mouth will take in water through diffusion.
Question 28
Study the information on the chart and the graphic. What can you infer about photosynthesis?


a
The closer the light source, the lower the amount of oxygen gas produced.
b
The closer the light source, the higher the amount of carbon dioxide gas produced.
c
The closer the light source, the lower the amount of carbon dioxide gas produced.
d
The closer the light source, the higher the amount of oxygen gas produced.
Question 29
The picture shows a leaf found on an autotrophic plant.

The cells in this leaf are making their own energy by the process of

a
respiration, where carbon dioxide and oxygen at Q and R are taken in and then converted into thermal energy and methane gas at S and T.
b
photosynthesis, where carbon dioxide and sunlight at Q and R are taken in and then converted into glucose and oxygen at S and T.
c
photosynthesis, where glucose and oxygen at Q and R are taken in and then converted into water vapor and thermal energy at S and T.
d
respiration, where oxygen and sunlight at Q and R are taken in and then converted into carbon dioxide and glucose at S and T.
Question 30
Herpes simplex and HIV are excellent examples of which of the following?

a
antigens
b
immunity
c
virus
d
bacteria

Answer 1

Here are the answers to the questions provided:

Question 1:
The plasma membrane of a plant cell is
a designed to allow certain substances to enter and certain substances to exit the cell.

Question 2:
Which statement concerning the structures within this cell is accurate?
c Structure 3 is a mitochondrion, where cellular respiration takes place.

Question 3:
By what process does a prokaryotic cell reproduce?
c binary fission

Question 4:
In a eukaryotic cell - during interphase, the cell works, grows and makes a copy of its DNA. Following that, in the mitotic phase, the cell separates its DNA into two sets, and divides the nucleus, thus completing mitosis. After, which, the cell divides its cytoplasm through cytokinesis, forming two identical cells.

Question 5:
An abnormal and uncontrolled increase in the rate of mitosis is frequently associated with an individual developing c a type of cancer.

Question 6:
If her cells have 48 chromosomes, how many chromosomes do we expect in the new daughter cells?
c 48

Question 7:
The process during which the nucleus of a cell is divided into two nuclei is known as d mitosis.

Question 8:
The Process of mitosis and cytokinesis are used by humans in which of the following?
d I, II, III and IV

Question 9:
Mitosis and cytokinesis is needed in multicellular organisms in order to
b Grow, repair and replace old or damaged cells.

Question 10:
When a eukaryotic cell undergoes cellular division, creating two new daughter cells that have the same number of chromosomes as the parent cell, the cell has undergone
b mitosis.

Question 11:
Which of the following correctly identifies the main role of mitosis and cytokinesis in multicellular organisms?
a Growth and repair

Question 12:
A reproductive process that involves two parents that combine genetic material to produce a new organism, which differs from both parents.
c sexual reproduction

Question 13:
In which phase or phases of mitosis would you see the structure in this X-shaped form?
d end of prophase and metaphase

Question 14:
Which diagram best represents a plant cell close to the final stage of mitosis and cytokinesis?
b B (assuming the diagrams show various stages of division)

Question 15:
S phase stands for the synthesis or replication of a DNA.

Question 16:
If its somatic cells contain 18 chromosomes (as chromatin), how many chromosomes will it have at the end of the "S" phase?
c 36

Question 17:
Which explanation about cellular reproduction is best supported by the models?
c Binary fission and mitosis both produce daughter cells that are identical to the parent cells.

Question 18:
The process during which the nucleus of a cell is divided into two identical nuclei is known as b mitosis.

Question 19:
What is this step? (referring to nondisjunction)
b Anaphase in mitosis (correct if referring to mitotic nondisjunction)

Question 20:
The process by which a bacterial cell splits into an exact copy is called
b binary fission.

Question 21: (Duplicate of Question 3)
The answer is the same: c binary fission.

Question 22: (Duplicate)
The answer here is also: b B.

Question 23:
The final creation of the cell plate would be part of b Cytokinesis.

Question 24:
The presence of a cancerous mass in a person's lung is a direct result of
d the uncontrolled division and growth of abnormal cells.

Question 25:
Which letter represents the substrate? (Requires a provided diagram, unable to answer without visual)
[Note: Answer would depend on the diagram shown.]

Question 26:
Which of these describes diffusion?
b The net movement of any type of molecule from a region of higher concentration to a region of lower concentration.

Question 27:
The saltwater solution helps heal Kelvin's mouth by:
b The salt water is a hypertonic solution, and the swollen cells in Kelvin's mouth will release water through osmosis.

Question 28:
What can you infer about photosynthesis?
d The closer the light source, the higher the amount of oxygen gas produced.

Question 29:
The cells in this leaf are making their own energy by the process of
b photosynthesis, where carbon dioxide and sunlight at Q and R are taken in and then converted into glucose and oxygen at S and T.

Question 30:
Herpes simplex and HIV are excellent examples of which of the following?
c virus.

Please verify the diagrams referred to in Questions 25, 14, and 22 if available, as they were not provided here.