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Worksheets

Semester 1 Practice Exam

Total questions: 200

Worksheet time: 4hrs 8mins

Name
Class
Date
1.

Interphase includes the following stages

a)

IPMATC

b)

PMAT

c)

G1,S,G2

d)

none of the above

2.

Chromatin (aka spaghetti DNA) is visible during

a)

prophase

b)

metaphase

c)

anaphase

d)

interphase

3.

Identify the phase of mitosis.

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

4.

Identify the phase of mitosis.

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

5.
What phase of mitosis is pictured?
a)
Prophase
b)
metaphase
c)
anaphase
d)
telephase
6.

The chromosomes line up across the middle of the cell

a)

Anaphase

b)

Interphase

c)

Prophase

d)

Metaphase

7.

Identify this stage of cel division

a)

prophase

b)

cytokinesis

c)

metaphase

d)

anaphase

8.

The uncontrolled division of cells...

a)

meiosis

b)

cancer

c)

nondisjunction

d)

crossing over

9.
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.
10.

Metastasis is

a)

the spread of cancer from one part of the body to another.

b)

the growth of tumors in the lungs.

c)

cancer of the blood cells.

d)

cancer that is found in connective tissues.

11.

Radiation and chemotherapy only kills cancers cells.

a)

true

b)

false

12.

A form of cancer treatment that uses high-energy X-rays to prevent cancer cells from growing or splitting further

a)

immunotherapy

b)

surgery

c)

chemothera

d)

radiation therapy

13.

Using drugs or medicines to destroy cancer cells.

a)

chemotherapy

b)

radiation therapy

c)

cancer surgery

d)

targeted therapy

14.

Having a healthy diet and exercise

can lower your risk of developing

lung cancer.

a)

True

b)

False

15.

Developing lung cancer depends on

both genetic and non-genetic

factors.

a)

True

b)

False

16.

What is a mutation?

a)

A mistake in DNA which can lead to cancer

b)

A complete copy of DNA

c)

A change in DNA which doesn't cause an issue

d)

A mistake in your body that is caught and removed

17.

Mitosis is important for an organism because-

a)

It helps in growth, repair and reproduction.

b)

It helps only in growth of the organisms.

c)

It helps in reproduction of cells.

d)

It is important for maintaining turgidity.

18.

From least complex to most complex, the levels of organization in a multicellular organism include

a)

cells, organ, tissue, and organ systems.

b)

cells, tissues, organ systems, and organs

c)

cells, tissues, organs, and organ systems.

d)

tissues, cells, organs, and organ systems.

19.

What is the correct order of these parts of a cell from the biggest to the smallest?

a)

gene, DNA, chromosome, nucleus, cell

b)

cell, nucleus, chromosome, DNA, gene

c)

cell, nucleus, chromosome, gene, DNA

d)

cell, chromosome, nucleus, DNA, gene

20.
Chromosomes are made of
a)
DNA
b)

RNA

c)

carbohydrates

d)

fats

21.

Where is DNA found in a human cell?

a)

ribosome

b)

nucleus

c)

cell membrane

d)

cytoplasm

22.

Division of the cytoplasm to form two separate daughter cells

a)

Cytoplasm

b)

Cytokinesis

c)

Cell cycle

d)

Interphase

23.

Which type of cancer treatment works best for when the tumor is localized and has not spread around the body?

a)

chemotherapy

b)

radiation

c)

surgery

d)

aromatherapy

24.

______________ are the basic unit of life.

a)

Atoms

b)

Nucleus

c)

Cells

d)

Organisms

25.

Cell division = mitosis + cytokinesis

a)

true

b)

false

26.

What type of cell has a nucleus?

a)

eukaryotic

b)

prokaryotic

27.

Plants and animal cells are examples of ___ cells.

a)

prokaryotic cells

b)

eukaryotic cells

28.

Bacteria are _________ cells.

a)

prokaryotic

b)

eukaryotic

c)

both: prokaryotic and eukaryotic cells

29.

Select all of the following that explain eukaryotic cells

a)

do not have membrane enclosed nucleus

b)

larger and more complex than prokaryotes

c)

has a membrane enclosed nucleus

d)

is only unicellular

e)

can be single celled or multicellular

30.

Select all that explain a prokaryotic cell

a)

Has a membrane enclosed nucleus to store genetic material

b)

Does not have a membrane enclosed nucleus to store genetic material

c)

smaller and less complex than eukaryotes

d)

only unicellular

e)

can be single cellular or multicellular

31.
Despite their differences, all cells contain:
a)
DNA
b)
a nucleus
c)
a Golgi apparatus
d)
a cell wall
32.

Which organelle provides support to the plant cell (ONLY IN PLANT CELLS)?

a)

Endoplasmic Reticulum (ER)

b)

Mitochondria

c)

Lysosomes

d)

Cell Wall

e)

cell membrane

33.
This organelle stores water and other materials.  It is larger in plat cells.
a)
vacuole
b)
cell wall
c)
chloroplast
d)
cytoplasm
34.

Which two organelles are NOT found in animal cells?

a)

Cell membrane

b)

Cell wall

c)

Cytoplasm

d)

Nucleus

e)

Chloroplast

35.

Label the diagram.

a)

nucleus

b)

chromosome

c)

cell

d)

gene

e)

genome

1
2
3
4
5
1)
2)
3)
4)
5)
36.

Genes are located on ​ ​ (a)   and they are made of ​ (b)   . Genes code for our ​ (c)   .

Choose from the below words
chromosomes
DNA
traits
proteins
tissues
37.

Which statement is NOT part of the cell theory?

a)
All cells come from other cells.
b)
All living things have one or more cells.
c)
Cells are a living thing's basic unit of structure and function.
d)
All cells have a nucleus.
38.

The 2 exact copies of DNA in a chromosome are called ________.

a)

sister chromatids

b)

genes

c)

mutations

d)

centromere

39.

Condenseded, organized, "neat" form of DNA

a)

chromatin

b)

chromosomes

40.

Tangled, thread like, "messy" form of DNA

a)

chromatin

b)

chromosomes

41.

This organelle performs photosynthesis.

(Present ONLY IN PLANT CELLS)

a)

Endoplasmic Reticulum (ER)

b)

Mitochondria

c)

Lysosomes

d)

Chloroplast

42.
The jelly-like material that makes up the inside of a cell and contains all the other organelles.
a)
Cytoplasm
b)
Cell Membrane
c)
Vacuole
d)
Cytoskeleton
43.
This organelle is in all eukaryotic cells. It is the control center of the cell because it holds the DNA.
a)
Mitochondria
b)
Nucleus
c)
Chloroplasts
d)
Ribosomes
44.

Which organelle is found in both plant and animal cells and performs cellular respiration to produce energy?  

("the powerhouse of the cell")

a)
Mitochondria
b)
Cell Wall
c)
Cell Membrane
d)
Vacuole
45.
The organelle that looks like small dots.  It makes proteins.  
a)
nucleus
b)
cell membrane
c)
ER
d)
ribosomes
46.

All the parts of a cell that have specific jobs to do.

a)

Organelles

b)

Cell

c)

Ribosome

d)

Cell Membrane

47.

Series of events in which a cell grows, prepares for division, and divides to form two daughter cells

a)

Interphase

b)

Cyclin

c)

Cell Cycle

d)

Mitosis

48.

Three things ALL CELLS have in common are

(choose 3 answers)

a)

cell membrane

b)

cytoplasm

c)

DNA

(genetic material)

d)

nucleus

49.

Which of the following best explains the term

gene expression?

a)

a process by which a gene produces its product and the product carries out its

    function

b)

a process of DNA production

c)

a process of destroying genes.

d)

the production of lipids based on the genetic information in DNA

50.

A gene that protects a cell from becoming cancerous.

a)

tumor suppressor gene

b)

proto-oncogene

c)

oncogene

d)

apoptosis

51.

The period between cell divisions is called

a)

interphase

b)

prophase

c)

G3 phase

d)

cytokinesis

52.

TP53 is an example of a tumor supressor gene because it

a)

Helps regulate cell division by encouraging cell growth

b)

Helps regulate cell division by stopping cells from diving too fast

c)

Supports the shape and structure of cells

d)

Supports the shape and structure of cells

53.

Any substance that is known to cause cancer is called a...

a)

carcinogen

b)

metastasizer

c)

pathogen

d)

retrovirus

54.

A segment of DNA that codes for a trait that is passed from parent to offspring

a)

gene

b)

centromere

c)

chromosome

d)

chromatid

55.

All of the cells within a multicellular organism contain ​ (a)   DNA.

Choose from the below words
the same
different
almost the same
56.

Match the following vocabulary terms to the proper definition

a)

  1. a normal gene that 

  • slows down cell division, 

  • repairs DNA mistakes, 

  • or tells the cell to die

1.

Tumor suppressor gene

b)

a normal gene found in the cell that stimulates cell division and growth


2.

Proto oncogene

c)

a mutated gene that has a potential to cause cancer .


3.

Oncogene

d)

a programmed cell death


4.

Apoptosis

e)

a substance, organism or agent capable of causing cancer

5.

Carcinogen

57.
The organelle that allows things in and out of the cell.  Also protects the cell.
a)
nucleus
b)
cell membrane
c)
ER
d)
ribosomes
58.

What is this structure?

a)

Chloroplast

b)

Nucleus

c)

Mitochondria

d)

Vacuole

59.
A cell with a nucleus is called ...
a)
Eukaryotic
b)
Nucleic
c)
Prokaryotic
d)
Cellular
60.
What is the difference between rough and smooth Endoplasmic Reticulum?
a)
There is no difference.
b)
Plants have rough ER, animals have smooth ER.
c)
What type of injuries the Doctors treat.
d)
Rough has ribosomes, smooth does not.
61.

Which organelle helps break down old, worn out parts of the cell

("cleaning crew of the cell")

a)

Cell Wall

b)

Lysosomes

c)

Chloroplasts

d)

Ribosomes

62.

Chromatin (aka spaghetti DNA) is visible during

a)

prophase

b)

metaphase

c)

anaphase

d)

interphase

63.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
64.

Asexual reproduction involve (check all that apply)

a)

two parents

b)

one parent

c)

produced large numbers of individuals

d)

same characteristics with parent

e)

different characteristics with parent

65.

Sexual reproduction involves (check all that apply)

a)

one parent

b)

two parents

c)

fusion of male gamete and female gamete

d)

have same characteristic with parents

e)

have different characteristic with parents

66.

What is a factor that is measured or observed in an experiment?

a)

controlled variable

b)

constant

c)

independent variable

d)

dependent variable

67.

What part of an experiment contains the data tables and graphs?

a)

Analysis

b)

Conclusion

c)

Hypothesis

d)

Materials

68.

What is the factor that an experimenter changes on purpose?

a)

Dependent Variable

b)

Independent Variable

c)

Constant

d)

Control

69.

A summary of the experiment that includes whether hypothesis was supported or not.

a)

Hypothesis

b)

Results

c)

Conclusion

d)

Independent Variable

70.

The part of the experiment that does not contain the independent variable. Used for comparison.

a)

Control Group

b)

Experimental Group

c)

Results

d)

Data

71.

What are all the things that are kept the same in an experiment?

a)

dependent variable

b)

data

c)

controlled variables

(constants)

d)

independent variables

72.

What is the affect of salt water on the the height of grass?

The above question is an example of:

a)

Hypothesis

b)

Conclusion

c)

Procedures

d)

Testable Question

73.

What is the affect of salt water on the the height of grass?

What is the independent variable in the above question?

a)

salt water

b)

height

c)

average

d)

affect

74.

What is an "If....,then....because..." statement that predicts the outcome of an experiment called?

a)

Conclusion

b)

Materials

c)

Hypothesis

d)

Problem

75.

Students performed an experiment to determine how various temperatures of water affect time of candy to be dissolved.  What was the Independent Variable?

a)
Amount of Candy
b)
Amount of Water
c)
Temperature of Water
d)
Time for Candy to Dissolve
76.

Students wanted to see if the type of soil affected the growth of tomato plants. They grew plants in three flats ( 25 plants per tray). Flat A plants had sand, Flat B clay and Flat C compost. All plants received the same amount of light and water. After 50 days the height of plants was measured.

What is the dependent variable for this investigation?

a)

Type of soil (sand, clay, compost)

b)

growth of tomato plants

c)

Time of the experiment (50 days)

d)

light and water

77.

Students wanted to see if the type of soil affected the growth of tomato plants. They grew plants in three flats ( 25 plants per tray). Flat A plants had sand, Flat B clay and Flat C compost. All plants received the same amount of light and water. After 50 days the height of plants was measured.

What is the independent variable for this investigation?

a)

Type of soil (sand, clay, compost)

b)

growth of tomato plants

c)

Time of the experiment (50 days)

d)

light and water

78.

Students wanted to see if the type of soil affected the growth of tomato plants. They grew plants in three flats ( 25 plants per tray). Flat A plants had sand, Flat B clay and Flat C compost. All plants received the same amount of light and water. After 50 days the height of plants was measured.

What are the controlled variables for this investigation?

a)

Type of soil (sand, clay, compost)

b)

growth of tomato plants

c)

flat A (plants with sand)

d)

the amount of light and water

79.

If the amount of water increases, then the growth of plants will increase because water is an essential ingredient for plant growth.  This is an example of 

a)
Testable Question
b)
Hypothesis
c)
Variables
d)
None of the above
80.

Students tested the effects of the amount of nitrogen fertilizer on the height of bean plants. What factors should they

keep the same (constant) ? 

a)

The type and the umber of plants in each group

b)

Temperature

c)

The amount of light

d)

All of the above

81.
You will want your experiment to have ____ independent variable(s) in it for the experiment to be valid.
a)
1
b)
2
c)
3
d)
4
82.

A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is

a)

the male alligators

b)

the incubator

c)

the gender of the alligator

d)

the temperature

83.

A scientist hypothesizes that the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The dependent variable is

a)

the size of the baby alligators

b)

the gender of the baby alligators

c)

the incubator

d)

the temperature

84.

When experimenting with the growth of a plant, a scientist uses two of the same type plants. He treated one plant with a ferilizer and one only with water. Both plants received the same light and soil.

What is a control group for this experiment?

a)

A plant treated with a ferilizer A.

b)

A plant treated with a ferilizer B.

c)

A plant treated only with water.

d)

None of the above.

85.

The first step of the scientific method is

a)

Observing and asking questions

b)

conducting a controlled experiment

c)

Drawing conclusions

d)

Collecting and analyzing data

86.

Which of the following statements represents qualitative data?

a)

The insect has three legs on the left side.

b)

The insect has one pair of jaws.

c)

The insect is 2.5 cm long.

d)

The insect is very tiny.

87.

Which of the following statements represents quantitative data?

a)

The frog is green.

b)

The frog is long.

c)

The is jumping fast.

d)

The frog is 23 cm long.

88.

Which of the following statements about a controlled

experiment is true?

a)

All the variables must be kept the same.

b)

Only one variable is tested at a time.

c)

Everything can be studied by setting up a controlled experiment.

d)

Controlled experiments cannot be performed on living things.

89.

An inference is

a)

the same as an observation.

b)

a logical interpretation of an observation.

c)

a statement involving numbers.

d)

a way to avoid bias.

90.

To be useful in science, a hypothesis must be

a)

measurable.

b)

testable.

c)

observable.

d)

correct.

91.

A hypothesis is only useful if it can be tested by an experiment.

Una hipótesis solo es útil si puede probarse mediante un experimento.

a)

true

Verdadera

b)

false

Falsa

92.

Part of an experiment that is not changed so that it can be compared to the experimental group is called a(n)

Parte de un experimento que no se cambia para que pueda compararse con el grupo experimental se llama un (n)

a)

Control group

Grupo de control

b)

Experimental group

Grupo experimental

c)

Quantitative data

Datos cuantitativos

d)

Experimental variable

Variable experimental

93.

In an experiment, the variable that is deliberately changed by a scientist is the ...

En un experimento, la variable que un científico cambia deliberadamente es la...

a)

independent variable.

variable independiente.

b)

dependent variable.

variable dependiente.

c)

controlled variable.

variable controlad.

d)

inferred variable.

variable inferida.

94.

In an experiment, the variable that is observed and measured is called a ...

En un experimento, la variable que se observa y se mide se llama...

a)

independent variable.

variable independiente.

b)

dependent variable.

variable dependiente.

c)

controlled variables.

variables controladas.

d)

inferred variables.

variables inferidas.

95.

All other variables that should be kept the same in all groups are called

Todas las demás variables que deben mantenerse iguales (constantes) en todos los grupos se denominan

a)

independent variable.

variable independiente.

b)

dependent variable.

variable dependiente.

c)

controlled variables.

variables controladas.

d)

inferred variables.

variables inferidas.

96.
What are graphs used for?
a)
To show data
b)
To keep track of things so you don't forget
c)
To catch the eye and look colorful 
d)
To draw pictures on
97.
What type of graph is this?
a)
Bar Graph
b)
Line Plot
c)
Pictograph
d)
Tally Chart
98.
How many students have blue for a favorite color?
a)
11
b)
12
c)
14
d)
17
99.
What is the name of this graph?
a)
line plot
b)
line graph
c)
bar graph
d)
frequency table
100.
A line graph usually shows change over .....?
a)
Weight
b)
Temperature
c)
Height
d)
Time
101.
What kind of graphs use percents?
a)
Line Graph
b)
Pie Chart
c)
Bar Graph
d)
Histogram
102.
a)
Line Graph
b)
Stock Graph
c)
Histogram
d)
Bar Graph
103.

What type of a graph is this?

a)

Bar Graph

b)

Circle Graph

c)

Histogram

d)

Line Graph

104.
When do you use a circle graph?
a)
When you need to see the percentage of a whole
b)
When you are comparing 2 or more sets of data
c)
When you need to see a "trend" or "pattern"
d)
Some of the above
105.
When should you use a bar graph?
a)
When comparing data from 2 or more things
b)
When you need to see or "trend" or "pattern"
c)
When you need to show percentages of a whole
d)
All of the above
106.
When should you use a line graph?
a)
When you need to see a "trend" or "pattern"
b)
When you need to see the percentage of the whole
c)
When comparing data from 2 or more things
d)
None of the above
107.
Which of the following is an example of qualitative data?
a)
A car is traveling at 45 mph
b)
A car is red
c)
A car weighs 2,500 kg
d)
A car is 3.5 m long
108.
The temperature outside is 77 degrees. 
Qualitative (QL) or Quantitative(QN) observation?
a)
QL
b)
QN
109.
What is a independent variable 
a)
a variable that changes
b)
 a variable that doesn't change
110.
Students were involved in an experiment to investigate whether playing music while they took a test affected their scores. What would their test scores be?
a)
Independent variable
b)
Dependent variable
c)
Controlled variable
d)
Hypothesis
111.
Independent variable= amount of exercise
Dependent variable= how fast they run a mile.
Which would go on the x-axis?
a)
Independent variable
b)
Dependent variable
c)
Controlled variable
d)
How fast they run a mile
112.
What is the Independent Variable?
a)
Distance
b)
Time
113.
What is the dependent variable?
a)
Distance
b)
Time
114.
What is the relationship between the independent variable and the dependent variable?
a)
As time increase, distance decreases
b)
As time increases, distance increases
c)
As time decreases, distance decreases
d)
As time decreases, distance increases
115.

Goggles are worn in the laboratory

a)

A. to avoid eye strain.

b)

B. to improve your vision

c)

C. only if you don’t have corrective glasses.

d)

D. any time chemicals, heat, or glassware are used.

116.

Broken glass should be cleaned up by—

a)

telling the teacher immediately and letting them deal with it

b)

picking it up with your hands.

c)

throwing it away in a normal trash can.

d)

hiding it in a lab drawer.

117.

You are heating a substance in a test tube. Always point the open end of the test tube ________.

a)

Toward yourself.

b)

Toward your lab partner.

c)

Toward another classmate.

d)

Away from all people.

118.
When should accidents be reported to the teacher?
a)
if the injury is minor, it doesn't need to be reported
b)
immediately, no matter how small
c)
at the end of class 
119.

This is used to find the mass of an object

a)

graduated cylinder

b)

inference

c)

observation

d)

triple beam balance

120.
What is this?
a)
flask
b)
test tube
c)
beaker
d)
graduated cylinder
121.
What is measured with a graduated cylinder?
a)
Passage of time
b)
Distance from one thing to another
c)
Weight of an object
d)

Volume of liquids

122.
Used to measure length and distance in the metric system
a)
Graduated cylinder
b)
Triple beam balance
c)
Thermometer
d)
Meter stick
123.

What is the volume of the water in this graduated cylinder?

a)

53 mL

b)

54 mL

c)

66 mL

d)

56 mL

124.

What is the length of the straw?

a)

8 cm

b)

0 cm

c)

7 cm

d)

1 cm

125.
Question Image

Match the following

a)

independent variable

1.

What I change in an experiment

b)

dependent variable

2.

What I observe/measure in an exoeriment

c)

controlled variables

(constants)

3.

What I keep the same in an experiment

126.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
127.
What is the function of DNA?
a)
Contains the code to make proteins.
b)
Contains the code for making carbohydrates
c)
Contains the code for making lipids
d)
Contains the code for make Nucleic Acids
128.

RNA contains the sugar

a)

ribose.

b)

deoxyribose.

c)

glucose.

d)

lactose.

129.

Unlike DNA, RNA contains

a)

adenine

b)

uracil

c)

phosphate groups.

d)

thymine.

130.

Which nucleotide in the diagram indicates the nucleic acid above is RNA?

a)

uracil

b)

guanine

c)

cytosine

d)

adenine

131.

The sugar in RNA is called

a)

Ribose

b)

Deoxyribose

132.
__________ is a type of RNA that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell
a)
RNA
b)
mRNA
c)
tRNA
d)
rRNA
133.
__________ is a type of RNA that combines with proteins to form ribosomes
a)
tRNA
b)
mRNA
c)
RNA
d)
rRNA
134.
__________ is a type of RNA that carries each amino acid to a ribosome during protein synthesis
a)
tRNA
b)
RNA
c)
rRNA
d)
mRNA
135.
What is a main difference between RNA and DNA? 
a)
RNA has uracil, DNA has thymine
b)
DNA has uracil, RNA has uracil
c)
RNA is double-stranded
d)
the sugar in RNA is deoxyribose, not ribose
136.
During transcription, 
a)
RNA is converted into DNA
b)
DNA is split into 4 strands
c)
DNA is converted into mRNA
d)
enzymes are not involved
137.

The synthesis of RNA is called _______ and happens in the ______.

a)

Transcription / ribosomes

b)

Translation / ribosomes

c)

Translation / nucleus

d)

Transcription / nucleus

138.

Identify messenger RNA

a)

A.

b)

B.

c)

C.

139.

Identify transfer RNA

a)

A.

b)

B.

c)

C.

140.

Identify ribosomal RNA

a)

A.

b)

B.

c)

C.

141.

The first stage of protein synthesis is called a

a)

mitosis

b)

replication

c)

translation

d)

transcription

142.

The second stage of protein synthesis is called a

a)

mitosis

b)

replication

c)

translation

d)

transcription

143.

Which of the following summarizes what is happening during transcription?

a)

mRNA ⇒ DNA

b)

DNA ⇒ mRNA

c)

mRNA ⇒ protein

d)

protein ⇒ mRNA

144.

Which of the following summarizes what is happening during translation?

a)

mRNA ⇒ DNA

b)

DNA ⇒ mRNA

c)

mRNA ⇒ protein

d)

protein ⇒ mRNA

145.

Which statement about transcription and translation is correct?

a)

Transcription takes place in the nucleus, whereas translation takes place in the cytoplasm.

b)

Translation takes place in the nucleus, whereas transcription takes place in the cytoplasm.

146.

Which of the following is the complementary mRNA sequence to this DNA strand: AAA TCG TTG CCC

a)

AAA TCG TTG CCC

b)

TTT AGC AAC GGG

c)

UUU AGC AAC GGG

d)

UUU TGC TTC GGG

147.

Which of the tRNA anticodons are complementary to the following mRNA codons: UUU-CCG-AAA

a)

UUU-CCG-AAA

b)

AAA-GGC-TTT

c)

AAA-GGC-UUU

d)

TTT-GGC-UUU

148.

What amino acid is represented by the codon UUA?

a)

Phenylalanine

b)

Tyrosine

c)

Leucine

d)

Stop codon

149.

Which codon can code for tryptophan?

a)

U G G

b)

A G U

c)

C A A

d)

A U G

150.

Transcription takes place in the

a)

Cytoplasm

b)

Cell Membrane

c)

Nucleus

151.

Translation takes place in the

a)

cytoplasm

b)

Cell Membrane

c)

Nucleus

152.

What process is shown in the image

a)

Mitosis

b)

Replication

c)

Transcription

d)

Translation

153.

A group of three nucleotide bases in mRNA that specify a particular amino acid is called a/an

a)

codon

b)

anticodon

154.

A group of three nucleotide bases in tRNA is called a/an

a)

codon

b)

anticodon

155.

What process is shown in the image?

a)

Mitosis

b)

Replication

c)

Transcription

d)

Translation

156.

Transfer RNA (tRNA) is used in

a)

transcription.

b)

translation.

157.

Messenger RNA (mRNA) is made during

a)

transcription.

b)

translation.

158.

Proteins are made at the

a)

nucleus.

b)

ribosome.

159.

________ can leave the nucleus.

a)

DNA

b)

RNA

c)

Both DNA and RNA

160.
What mutation has occurred here? 
T-G-A-C-C-A
T-G-A-G-C-A
a)
Substitution
b)
Deletion
c)
Insertion
d)
Frameshift 
161.

A mutation is defined as:

a)

A change in the cell's structure

b)

Anything that changes in an embryo

c)

Any change in the physical features of a human

d)

A change in the DNA sequence

162.

Leukemia is a blood cancer.

Which age group had the highest 5-year survival rate in 1975?

a)

<20

b)

20-49

c)

50-64

d)

65-74

e)

75+

163.

Leukemia is a blood cancer.

Which age group had the lowest 5-year survival rate in 2004?

a)

<20

b)

20-49

c)

50-64

d)

65-74

e)

75+

164.

Which of the following is false about the graph: Trends in Cancer Death Rates Among Males, US, 1930-2012?

a)

Stomach cancer was the leading cause of cancer death among males early in

    the 20th century.

b)

Lung cancer mortality in men has declined steeply since 1990.

c)

Colon and rectum cancer death rates decreased rapidly since 1985.

d)

Death rates for prostate cancer rapidly increased since 1990.

165.

Which type of cancer is most common among children (0-14 years)?

a)

brain & CNS

b)

leukemia

c)

Hodgkin lymphoma

d)

malignant bone tumors

166.

Which type of cancer is most common among adolescents (15-19years)?

a)

brain & CNS

b)

leukemia

c)

Hodgkin lymphoma

d)

malignant bone tumors

167.

Which of the following statements is true about the graph Cancer Incidence Rates by Race and Ethnicity, 2014-2018

a)

The highest incidence rates are for female and male Asian/Pacific Islanders.

b)

Cancer incidence rates are lower in males than in females for each 

     racial/ethnic population.

c)

White females have a higher cancer incidence rates than Black females.

d)

The highest incidence rates are for Black males and females.

168.

Which of the following statements is false about this graph,

a)

The risk of cancer death in Black males and females has dropped since 1993.

b)

 Black-White mortality disparities decreased from 1993.

c)

Black males-White males death rates disparities were the largest in 1992.

d)

Black females-White females death rates disparities were the largest in 2019.

169.

Label the levels of organization in the correct order.

a)

organism

b)

cell

c)

tissue

d)

organ

e)

organ system

1
2
3
4
5
1)
2)
3)
4)
5)
170.

What system is made of the heart, blood vessels, and blood?

a)

skeletal system

b)

muscular system

c)

digestive system

d)

circulatory system

171.
What is responsible for delivering oxygen and removing carbon dioxide from the body?
a)
cell nucleus
b)
excretory system
c)
nervous tissue
d)
respiratory system
172.

Which is not a function of a circulatory system?

a)

transport oxygen.

b)

transport nutrients and other substances.

c)

remove wastes from tissues.

d)

support the body.

173.

Which system detects information from the environment

and directs the way your body responds to this information?

a)

excretory system

b)

circulatory system

c)

respiratory system

d)

nervous system

174.

Which is not a function of a muscular system?

a)

works with skeletal system to produce movement.

b)

helps to circulate blood.

c)

helps to move food through the digestive system.

d)

exchanges gases.

175.

Which is a function of a skeletal system?

a)

supports the body

b)

protects organs.

c)

allows movement.

d)

all of the above.

176.

What is the primary function of the alveoli in the lungs?




a)

To produce oxygen

b)

b. To filter out harmful particles

c)

To exchange gases (O2 and CO2)

d)

To control the rate of breathing

177.

How does the respiratory system

interact with the circulatory system?



a)

They share the same organs

b)

Capillaries line the alveoli for gas exchange

c)

The heart pumps air into the lungs

d)

Blood cells produce oxygen in the lungs

178.
Question Image

Match the following

a)

 carry deoxygenated blood from the tissues and cells back to the heart and lungs.

1.

Veins

b)

carry oxygenated blood from the heart and lungs to the tissues

2.

Arteries

c)

 smallest blood vessels where exchange of gases occurs.

3.

Capillaries

179.

What is the primary function of sensory neurons?

a)

To process information in the brain

b)

To store memories in synapses

c)

To receive information from the environment and send it to the brain

d)


To control motor responses in the body

180.

What is the main function of red blood cells?


a)

To fight infections

b)

To deliver oxygen to body tissues

c)

To clot blood

d)

To produce antibodies

181.

What is blood made of?

a)

oxygen and plasma

b)

red blood cells and white blood cells

c)

plasma, red blood cells, white blood cells, and platelets.

d)

plasma and platelets

182.

What are the most common blood cells?

a)

red blood cells

b)

white blood cells

c)

platelets

d)

plasma

183.

Which system detects information from the environment and directs the way your body responds to this information?

¿Qué sistema detecta información del medio ambiente y dirige la forma en que su cuerpo responde a esta información?

a)

excretory

excretorio

b)

circulatory

circulatorio

c)

respiratory

respiratorio(

d)

nervous

nervioso

184.

Which two body systems work together to break down food and get rid of wastes?

¿Qué dos sistemas corporales trabajan juntos para descomponer los alimentos y eliminar los desechos?

a)

digestive and excretory

Digestiva y excretora

b)

digestive and nervous

Digestiva y nerviosa

c)

excretory and respiratory

Excretora y respiratoria

d)

nervous and digestive

Nerviosa y digestiva

185.

Which of the following body systems work together for support, protection, and movement?

a)

respiratory and cardiovascular

b)

skeletal and muscular

c)

skeletal and integumentary

d)

digestive and respiratory

186.

The main purpose of the ____________ system is to break food particles into pieces that can be used.

a)

circulatory

b)

respiratory

c)

digestive

d)

skeletal

187.

Which body system consists of mostly skin, but also includes hair, nails, sweat and oil glands?

a)

Integumentary System

b)

Endocrine System

c)

Lymphatic/ Immune System

d)

Cardiovascular System

188.

This body system provides the support and structure. It also provides protection to internal organs, and produces some blood cells.

a)

Muscular System

b)

Respiratory System

c)

Nervous System

d)

Skeletal System

189.

This body system consists of the brain, the spinal cord, and the nerves.

a)

Lymphatic/ Immune System

b)

Endocrine System

c)

Nervous System

d)

Cardiovascular System

190.

Sickle Cell Disease causes clumps of sticky sickle-shaped cells to block the blood vessels.

a)

True

b)

False

191.

Sickled red blood cells are

a)

red blood cells that live 10-20 days

b)

red blood cells that are rigid and sticky

c)

red blood cells that are present in a person with sickle cell disease

d)

all of the above

192.

Hemoglobin is found in Red Blood Cells. What is the function of Hemoglobin?

a)

To bind to Carbon Dioxide Molecules

b)

To bind to Oxygen Gas Molecules

c)

To fight off diseases

d)

To make blood turn from Red to Blue

193.

Match the following

a)

Epithelial tissue

1.

Skin, lining of the digestive system

b)

Connective tissue

2.

blood, bone

c)

Nervous tissue

3.

Braoin, spinal cord

d)

Muscle tissue

4.

Skeletel muscles, the heart

194.

1 centimeter = (a)   millimeters

(Type the number)

195.

How many millimeters are in 1 meter?

a)

2

b)

10

c)

100

d)

1,000

196.

1 meter = (a)   centimeters

(Type the number)

197.

1 kilometer = _____ meters

a)

2

b)

10

c)

100

d)

1,000

198.

1 liter = ________ milliliters

a)

5

b)

10

c)

100

d)

1,000

199.

1 kilogram = ______ grams

a)

1,000

b)

100

c)

10

d)

5

200.
Question Image

Match the following basic unit to the appropriate measurement

a)

gram

1.

mass

b)

Liter

2.

volume

c)

meter

3.

length

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