Share/Like This Page
Print Instructions

NOTE: Only your test content will print.
To preview this test, click on the File menu and select Print Preview.

See our guide on How To Change Browser Print Settings to customize headers and footers before printing.

Types and Functions of Bacteria (Grade 10)

Print Test (Only the test content will print)
Name: Date:

Types and Functions of Bacteria

Bacteria are called                              because they have no nucleus, whereas cheek cells are                            because they do have a true nucleus.
Which shape is NOT a shape of bacteria?
  1. coccus
  2. ovoid
  3. bacillus
  4. spirillum
Why are members of the domain Archaea called extremophiles? Provide an example to support your answer.

How is sexual reproduction possible in a bacterium?
  1. DNA is transferred from one organism to another.
  2. Each bacterium can split itself in half.
  3. Bacteria have reproductive organs similar to those of mammals.
  4. Egg cells from one bacterium are released into the air to be fertilized by sperm.
Not all bacteria are cause disease. In fact, most bacteria do not impact humans in any way. What are some examples of how bacteria are useful to humans?

Bacteria use a structure called a                          for locomotion.
What process do bacteria generally use for reproduction?
  1. meiosis
  2. mitosis
  3. binary fission
  4. conjugation
Which type of bacteria are commonly found within the stomachs of cattle?
  1. extreme halophiles
  2. extreme acidophiles
  3. methanogens
  4. facultative aerobes
What type of bacteria are not able to use oxygen to produce energy?
  1. chemoheterotrophs
  2. facultative anaerobes
  3. obligate aerobes
  4. aerotolerant anaerobes
How do Gram-positive bacteria differ from Gram-negative bacteria?
  1. Gram-positive bacteria are much larger than those that are Gram-negative.
  2. Gram-positive bacteria are useful to humans, while Gram-negative ones are pathogenic.
  3. Gram-positive bacteria have a thick cell wall, while Gram-negative bacteria lack a cell wall.
  4. Gram-positive bacteria have longer flagella than those that are Gram-negative.
You need to be a member to access free printables.
Already a member? Log in for access.    |    Go Back To Previous Page