Microbiology

Question 1

Bacteriology is the study of:

a. ) toxins
b. ) disease
c. ) bacteria
d. ) personal hygiene

Answer 1

c.) bacteria

Question 2

Another term that means the same as germs or bacteria is:

a. ) lice
b. ) mite
c. ) parasite
d. ) microbe

Answer 2

d.) microbe

Question 3

Bacterial cells that are harmless and can even be beneficial to humans are called:

a. ) viruses
b. ) microbes
c. ) pathogenic bacteria
d. ) nonpathogenic bacteria

Answer 3

d.) nonpathogenic bacteria

Question 4

What approximate percent of all bacteria are harmless and can even be beneficial to humans?

a. ) 10%
b. ) 30%
c. ) 70%
d. ) 90%

Answer 4

c.) 70%

Question 5

Bacterial cells that may be harmful to the body are:

a. ) nontoxic
b) vegetative
c. ) pathogenic
d. ) nonpathogenic

Answer 5

c.) pathogenic

Question 6

Infectious bacteria can be easily spread in the salon in all of the following ways EXCEPT:

a. ) dirty hands
b. ) dirty fingernails
c. ) unsanitary implements
d. ) covered nose while sneezing

Answer 6

d.) covered nose while sneezing

Question 7

A communicable disease refers to a disease that is:

a. ) passive
b. ) dormant
c. ) spread from one person to another
d. ) not spread from one person to another

Answer 7

c.) spread from one person to another

Question 8

The common cold, hepatitis and measles are examples of:

a. ) harmless diseases
b. ) beneficial diseases
c. ) communicable diseases
d. ) nonpathogenic diseases

Answer 8

c.) communicable diseases

Question 9

What bacteria form in grape-like bunches or clusters?

a. ) bacilli
b. ) spirilla
c. ) streptococci
d. ) staphylococci

Answer 9

d.) staphylococci

Question 10

Pus-forming bacterial cells that form in long chains and cause blood poisoning are called…

a. ) bacilli
b. ) diplococci
c. ) streptococci
d. ) staphylococci

Answer 10

c.) streptococci

Question 11

Rod-shaped bacterial cells are known as:

a. ) cocci
b. ) bacilli
c. ) spirilla
d. ) staphylococci

Answer 11

b.) bacilli

Question 12

Corkscrew-shaped bacterial cells are called:

a. ) cocci
b. ) bacilli
c. ) spirilla
d. ) staphylococci

Answer 12

c.) spirilla

Question 13

Eileen’s client has developed pneumonia. Which type of bacteria is the cause of this disease?

a. ) cocci
b. ) bacilli
c. ) diplococci
d. ) streptococci

Answer 13

c.) diplococci

Question 14

Bacteria can enter the body through all of the following ways EXCEPT:

a. ) nose
b. ) mouth
c. ) healthy skin
d. ) break in the skin

Answer 14

c.) healthy skin

Question 15

Bacteria grow and reproduce:

a. ) slowly
b. ) rapidly
c. ) in dry, clean areas
d. ) in light areas without a food source

Answer 15

b.) rapidly

Question 16

As bacteria absorb food, each cell grows in size and divides, resulting in how many new cells?

a. ) two
b. ) four
c. ) six
d. ) eight

Answer 16

a.) two

Question 17

Bacteria that form spores can only be destroyed by using a product labeled as sporicidal or by:

a. ) dusting
c. ) cleaning
c) sterilization
d. ) disinfection

Answer 17

c) sterilization

Question 18

Hair-like projections used by bacilli and spirilla to move themselves are called cilia or…

a. ) feet
b. ) bacilli
c. ) flagella
d. ) pediculosis

Answer 18

c.) flagella

Question 19

Which of the following conditions is NOT a disease caused by a virus?

a. ) mumps
b. ) tuberculosis
c. ) common cold
d. ) respiratory infection

Answer 19

b.) tuberculosis

Question 20

The common cold is caused by a(n):

a. ) fungi
b. ) filterable virus
c. ) external parasite
d. ) non-filterable virus

Answer 20

b.) filterable virus

Question 21

What is a highly infectious disease that infects the liver?

a. ) polio
b. ) yellow fever
c. ) Human Hepatitis B Virus (HBV)
d. ) Acquired Immunodeficiency Syndrome (AIDS)

Answer 21

c.) Human Hepatitis B Virus (HBV)

Question 22

Human Hepatitis B Virus causes the immune system to..

a. ) speed up
b. ) break down
c. ) work efficiently
d. ) continue working properly

Answer 22

b.) break down

Question 23

Human Immunodeficiency Virus (HIV) can be transferred by all of the following EXCEPT:

a. ) blood
b. ) semen
c. ) body fluids
d. ) holding hands

Answer 23

d.) holding hands

Question 24

Organisms that live on or obtain nutrients from another organisms are known as…

a. ) viruses
b. ) bacteria
c. ) external parasites
d. ) internal parasites

Answer 24

c.) external parasites