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Eighth Grade (Grade 8) Microbiology Questions

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Grade 8 Microbiology
Bacteria live everywhere.
  1. True
  2. False
Grade 8 Microbiology
Which sexually transmitted infection is bacterial, or nonviral?
  1. genital herpes
  2. HPV
  3. gonorrhea
  4. hepatitis
Grade 8 Microbiology
Algae are photosynthetic organisms that are generally unicellular and are not classified as plants although they have chloroplasts with chlorophyll. Most algae are found in the oceans, but freshwater forms are also abundant.
  1. True
  2. False
Grade 8 Microbiology
Protozoa are animal-like bacteria.
  1. True
  2. False
Grade 8 Microbiology
Bacteria cannot obtain energy for their life processes by
  1. depending on dead plants.
  2. feeding on animal waste.
  3. feeding on alcoholic drinks.
  4. processing hydrogen sulphide.
Grade 8 Microbiology
Wild yeast feeds on
  1. sugar.
  2. starch.
  3. milk.
  4. wild plants.
Grade 8 Microbiology
What are types of Archaebacteria? (Select all that apply.)
  1. methane-producing
  2. pepper-loving
  3. salt-loving
  4. heat-loving
Grade 8 Microbiology
A virus is a mass of abnormal tissue.
  1. True
  2. False
Grade 8 Microbiology
Lyme disease can be prevented, including in young children.
  1. True
  2. False
Grade 8 Microbiology
A high coliform count may indicate that the water contains more than one kind of disease-causing organisms.
  1. True
  2. False
Grade 8 Microbiology
Bacteria are       one      - celled organisms that are found nearly everywhere.
Grade 8 Microbiology
Sweat is what causes humans to smell.
  1. True
  2. False
Grade 8 Microbiology
Your body's ability to resist disease is known as            immunity           .
Grade 8 Microbiology
Label the parts of this bacterial cell

B -            ribosome           
C -             Cell wall            
D -                 cell membrane                
F -       DNA      
G -             flagellum            
Bacteria Cell Anatomy
Grade 8 Microbiology
The percentage of Lyme disease cases in children is approximately      25     %.
Grade 8 Microbiology
Lyme disease was first reported to be found in                         Old Lyme, Connecticut                        .
Grade 8 Microbiology
Antibodies are             chemicals             that join in the fight against germs.
Grade 8 Microbiology
Fill in the blanks:            Bacteria            performs many important functions on earth. They serve as               decomposers              , agents of fermentation, and play an important role in our own                    digestive system                   .

(digestive system, bacteria, decomposers)
Grade 8 Microbiology
A         virus        is a strand of hereditary material surrounded by a protein coating.
Grade 8 Microbiology
List three types of asexual reproduction.
1.
2.
3.
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