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Practice Unit Test 4 Sem 1 Cells 2021

Total questions: 74

Worksheet time: 1hrs 14mins

Name
Class
Date
1.
Which type of cell?
a)
Prokaryote
b)
Eukaryote
2.
During what stage does the G1, S and G2 phases happen?
a)
Interphase
b)
M phase
c)
Mitosis
d)
Cytokinesis
3.
During what phase of the cell cycle does cell division occur?
a)
Interphase
b)
M phase
c)
S phase
d)
G2 phase
4.
During what phase of the cell cycle is DNA replicated?
a)
G1 phase
b)
S phase
c)
G2 phase
d)
M phase
5.
Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase. 
a)
prophase, metaphase, telophase, anaphase
b)
prophase, anaphase, metaphase, telophase
c)
prophase, metaphase, anaphase, telophase
d)
prophase, telophase, metaphase, anaphase
6.
Put the following in order: G2, G1, S, mitosis, cytokinesis. 
a)
G1, G2, S, Mitosis, cytokinesis
b)
G1, S, G2, Mitosis, cytokinesis
c)
G1, G2, S, cytokinesis, mitosis
d)
G1, S, G2, cytokinesis, mitosis
7.
Put the following actions in order: DNA replicates, cell grows, cell divides, cell prepares for mitosis. 
a)
DNA replicates, cell grows, cell prepares for mitosis, cell divides
b)
cell grows, cell prepares for mitosis, DNA replicates, cell divides
c)
cell grows, DNA replicates, cell prepares for mitosis, cell divides
d)
DNA replicates, cell prepares for mitosis, cell grows, cell divides
8.
During which part of the cell cycle does the cell divide?
a)
Interphase
b)
Mitosis
c)
S phase
9.
During which part of the cell cycle is DNA copied?
a)
Mitosis
b)
Cytokinesis
c)
S phase
10.
What is the purpose of the cell cycle?
a)
To create new daughter cells
b)
To prevent cancer from developing
c)
To help the body fight viruses and bacteria
11.

I decide what goes in and out of the cell. I am fluid like and found in BOTH plant and animal cells. I am a...

a)

Cell Wall

b)

Cell Membrane

c)

Cytoplasm

d)

Golgi Apparatus

12.

Animal and Plant Cells are...

a)

Shopkoytes

b)

Eukaryotes

c)

Prokaryotes

d)

The building blocks of non-living things

13.

Cell theory states that...

a)

cells are the basic building block of life

b)

cells are cool

c)

cells are microscopic

d)

cells cannot be destroyed

14.

What type of organisms does the cell theory apply to

a)

bacteria

b)

multicellular organisms

c)

plants and animals

d)

all of the above

15.
All organisms are made of:
a)
organelles
b)
cytoplasm
c)
DNA
d)
cells
16.
All existing cells are produced by other
a)
living cells
b)
dead cells
c)
atom cells
d)
animal cells
17.
This is the most basic unit of life
a)
atom
b)
cell
c)
nucleus
d)
DNA
18.
Which statement is a part of the cell theory?
a)
all cells come from preexisting cells
b)
bacteria are prokaryotic cells
c)
eukaryotic cells are complex
d)
humans are multicellular
19.
Where are proteins made in the cell? 
a)
Golgi body
b)
mitochondrion
c)
nucleus
d)
ribosomes
20.
Tiny cell structures that carry out specific functions within the cell...
a)
membranes
b)
nucleus
c)
organelles
d)
animalicules
21.
What are organelles that store food, water, and waste material?
a)
vacuoles
b)
cytoplasm
c)
cell wall
d)
Golgi bodies
22.
What cell part is NOT found in all cells?
a)
cell wall
b)
cell membrane
c)
cytoplasm
d)
genetic material (DNA/RNA)
23.
The two kinds of cells are prokaryotes and eukaryotes. How are they different?
a)
Prokaryotes have a nucleus.
b)
Eukaryotes have a nucleus.
c)
Prokaryotes are plant cells.
d)
All bacteria are eukaryotes.
24.
This organelle controls what comes in or out of the cell (selectively permeability).
a)
nucleus
b)
cell wall
c)
cell membrane
d)
vacuole
25.

Which is true of prokaryotic and eukaryotic cells?

a)

Prokaryotic cells are larger than eukaryotic cells.

b)

Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.

c)

Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.

d)

Eukaryotic cells are simpler than prokaryotic cells.

26.
Type of cell shown?
a)
Bacterial
b)
Prokaryotic
c)
Eukaryotic
d)
Red blood 
27.
How is this organism best classified?
a)
unicellular & eukaryotic
b)
multicellular & eukaryotic
c)
unicellular & prokaryotic
d)
multicellular & prokaryotic
28.

The skeleton of the plant cell is called:

a)

Nucleus

b)

Chloroplast

c)

Cell Wall

29.

What kind of cell is this?

a)

plant

b)

animal

30.

What kind of cell is this?

a)

plant

b)

animal

31.
Controls what enters and leaves the cell
a)
Cell Membrane
b)
Ribosome
c)
Chloroplast
d)
Vacuole
32.

What organelle is #1

a)

Nucleus

b)

Ribosome

c)

Chloroplast

d)

Cell Wall

33.

#4 is the ___________ often referred to as the ________ of the cell.

a)

Mitochondria / Powerhouse

b)

Ribosomes / Protein makers

c)

Nucleus / Brain

d)

Chloroplast / Sun energy collector

34.

Makes food for the plant cell.

a)

Ribosome

b)

nucleus

c)

chloroplast

d)

cytoplasm

35.

A 2n cell of a bat has 44 chromosomes, how many chromosomes will you find in one of his gametes

a)

23

b)

22

c)

44

d)

88

36.

Squirrels have 40 chromosomes in its diploid cells. How many chromosomes will you find in their egg cells

a)

40

b)

23

c)

20

d)

Not enough information to answer the question

37.
A dog has 78 chromosomes in its body cells.  What is the diploid number?
a)
78
b)
39
c)
1
d)
100
38.
A Goat has 60 chromosomes in its body cells.  What is the haploid number?
a)
60
b)
30
c)
100
d)
120
39.
A human has 46 chromosomes in their body cells.  What is the haploid number?
a)
46
b)
92
c)
23
d)
12
40.
Mitosis produces cells with haploid or diploid number of chromosomes?
a)
Haploid
b)
Diploid
41.
Body cells have diploid or haploid number of chromosomes?
a)
Haploid
b)
Diploid
42.
Are the cells in Mitosis identical or unique?
a)
Identical 
b)
Unique
c)
It's random
43.
How many cells are produced in Mitosis?
a)
1
b)
2
c)
3
d)
4
44.
Gametes have haploid or diploid number of chromosomes?
a)
Haploid
b)
Diploid
45.
Body cells have diploid or haploid number of chromosomes?
a)
Haploid
b)
Diploid
46.
Are the cells in Mitosis identical or unique?
a)
Identical 
b)
Unique
c)
It's random
47.
What occurs during interphase?
a)
Two cells are formed
b)
The nucleus disappears
c)
Chromosomes line up in the middle of the cell
d)
DNA synthesized and cell grows
48.

The diagram shows the process of crossing over. Which claim about crossing over in chromosomes is best supported by the diagram?

a)

Crossing over increases genetic diversity through deletion.

b)

Crossing over decreases genetic diversity through mutation.

c)

Crossing over increases genetic diversity by creating new combinations of genes.

d)

Crossing over decreases genetic diversity by inserting nucleotides into gene sequences.

49.
New combination of genetic information in a gamete as a result of crossing over during prophase I of meiosis
a)
fertilization
b)
sex chromosome
c)
genetic recombination
d)
benign tumor
50.
Cells of organism must replicate for ?
a)
growth
b)
repair of damaged cells
c)
replacement of dying cells.
d)
All of the above
51.
In mitosis, the two resulting cells are
a)
different from the starting cell and identical to each other.
b)
different from the starting cell and different from each other.
c)
identical to the starting cell and different from each other.
d)
identical to the starting cell and identical to each other.
52.
What is the purpose of mitosis?
a)
To increase the surface area of a cell
b)
To allow cells to divide for growth, repair, and renewal
c)
For increasing genetic variation within a species
d)
To allow for DNA replication and protein synthesis
53.

Daughter cells are

genetically identical because they each have the same DNA

a)

yes

b)

no

54.

Mitosis increases the number of cells as a young organism

grows to its adult size

a)

yes

b)

no

55.

Mitosis also replaces damaged cells,

such as skin cells that are damaged when you get a cut

a)

yes

b)

no

56.
Which of these lists presents the stages of the cell cycle in the correct order?
a)
interphase, mitosis, cytokinesis
b)
cytokinesis, mitosis, interphase
c)
mitosis, interphase, cytokinesis
d)
interphase, cytokinesis, mitosis
57.

Replicate this strand:

ACCGGATT

a)

TCCGGATT

b)

AGGCCTAA

c)

TGGCCTAA

d)

CCGGAATT

58.
DNA replication results in two DNA molecules,
a)
each one with two original strands
b)
each one with two new strands
c)
each one with one new strand and one original strand
d)
one with two new strands and the other with two original strands
59.
A process in which DNA has the unique ability to make an exact copy of itself.
a)
Replication
b)
Translation
c)
Transcription
60.
The DNA nucleotide is composed of three parts. Which two components make up the nucleotide backbone?
a)
ribose sugar and base
b)
ribose sugar and phosphate group
c)
nitrogen base and deoxyribose sugar
d)
deoxyribose sugar and phosphate group
61.
The bonds that hold the two strands of DNA together come from...
a)
the attraction of phosphate groups 
b)
strong bonds between  bases and sugars
c)
carbon to carbon bonds in the sugar
d)
weak hydrogen bonds between the bases
62.

What occurs during DNA replication?

a)

The DNA is copied into RNA

b)

The DNA makes an exact copy of itself

c)

The DNA is converted to a protein

d)

The DNA is converted to lipids

63.

The picture below shows the steps of DNA replication beginning with step one and ending with step three.


​Because you are reusing the old, or parent, DNA strand DNA replication is said to be

a)

Semi- Conservative

b)

Semi-discontinuous

c)

Continuous

d)

Fully-Conserveative

64.
Plants and animal cells are examples of ___ cells 
a)
prokaryotic cells 
b)
eukaryotic cells 
65.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
66.
Which letter(s) in the diagram correspond to cells that are haploid? 
a)
A
b)
B
c)
C
d)
A and B
67.
Compared to the number of chromosomes contained in a body cell, how many chromosomes would normally be contained in a gamete?
a)
The same number
b)
One-fourth as many
c)
Twice as many
d)
Half as many
68.
What causes genetic variation in meiosis?
a)
chromosomes lining up
b)
crossing over of chromosomes
c)
separation of chromosomes
d)
chromosomes pulling apart
69.
What is one of the advantages, why is it better to reproduce sexually versus asexually?
a)
survival of the fittest
b)
overproduction
c)
genetic variation
d)
cloning
70.
Crossing over helps promote 
a)
male genotype
b)
genetic variation
c)
DNA replication
d)
mitosis
71.

Produces the energy needed for the cell

a)

Vacuole

b)

Nucleus

c)

Endoplasmic Retriculum

d)

Mitochondria

72.

Contains chlorophyl and makes food from sunlight

a)

Chloroplast

b)

Cytoplasm

c)

Mitochondria

d)

Golgi Bodies

73.
Which cells are more efficient at obtaining nutrients?
a)
Small Cells
b)
Medium Size Cells
c)
Large Cells
d)
X-Large Cells
74.
High Surface area to volume ratio allows cells to do what quickly?
a)
Move materials around inside the cell
b)
Move materials in and out of the cell 
c)
Communicate to other cells
d)
Divide

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