Prokaryotes Exam

17 Questions | By PracticePrep123 | Updated: Jan 25, 2013 | Attempts: 2476

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Test your knowledge on prokaryotic organisms!

Questions and Answers

1.

Which of the following have peptidoglycan in their cell walls? Check all that apply.
- A.
  
  Eubacteria
- B.
  
  Archaebacteria
- C.
  
  Eukaryotes
Correct Answer
A. Eubacteria
2.

Which of the following have histones? Check all that apply.
- A.
  
  Eubacteria
- B.
  
  Archaebacteria
- C.
  
  Eukaryotes
Correct Answer(s)
B. Archaebacteria
C. Eukaryotes
3.

Which of the following have nuclear envelopes? Check all that apply.
- A.
  
  Eubacteria
- B.
  
  Archaebacteria
- C.
  
  Eukaryotes
Correct Answer
C. Eukaryotes
4.

Which of the following have membrane-bound organelles? Check all that apply.
- A.
  
  Eubacteria
- B.
  
  Archaebacteria
- C.
  
  Eukaryotes
Correct Answer
C. Eukaryotes
5.

All prokaryotes have pili.
- A.
  
  True
- B.
  
  False
Correct Answer
B. False
6.

After replicating their DNA, bacterial cells divide in an asexual process known as _____________.
- A.
  
  Jumping Over
- B.
  
  Conjugation
- C.
  
  Binary Fission
- D.
  
  Mitosis
- E.
  
  Meiosis
Correct Answer
C. Binary Fission
7.

Binary fission is a lengthy process.
- A.
  
  True
- B.
  
  False
Correct Answer
B. False
8.

Which of the following lack a nucleus? Check all that apply.
- A.
  
  Eubacteria
- B.
  
  Archaea
- C.
  
  Eukarya
Correct Answer(s)
A. Eubacteria
B. Archaea

Explanation
Prokaryotes do not have a nucleus. Their genetic material is either found on a plasmid, which is used for a form of sexual reproduction, or at the nucleoid region.

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9.

Shapes which prokaryotes can be found in include: (Check all that apply.)
- A.
  
  Bacilli
- B.
  
  Bacteriophage
- C.
  
  Spirilla
- D.
  
  Cocci
- E.
  
  Filament
Correct Answer(s)
A. Bacilli
C. Spirilla
D. Cocci
10.

Bacteria can form capsules in harsh conditions.
- A.
  
  True
- B.
  
  False
Correct Answer
B. False

Explanation
Bacteria form endospores, not capsules, in harsh conditions.

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11.

Streptococcus forms chains.
- A.
  
  True
- B.
  
  False
Correct Answer
A. True
12.

Bacteria can be found in the: (Check all that apply.)
- A.
  
  Air
- B.
  
  Soil
- C.
  
  Water
Correct Answer(s)
A. Air
B. Soil
C. Water
13.

Some bacteria secrete toxins.
- A.
  
  True
- B.
  
  False
Correct Answer
A. True
14.

Decomposing bacteria helps produce hummus.
- A.
  
  True
- B.
  
  False
Correct Answer
B. False

Explanation
They help produce cheese and yogurt. Hummus is made from chick peas. Even though nitrifying bacteria help give the plant that produces chickpeas nutrients, they do not directly produce hummus.

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15.

Botulism is caused by a virus-causing bacteria known as Clostridium botulinum.
- A.
  
  True
- B.
  
  False
Correct Answer
B. False

Explanation
Bacteria do not cause viruses. Botulism is a disease caused by that bacterium. However, the word virus makes this otherwise true statement false.

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16.

Which type of bacteria is more resistant to antibiotics?
- A.
  
  Gram Positive
- B.
  
  Gram Negative
- C.
  
  Viruses
Correct Answer
B. Gram Negative

Explanation
Viruses are not a form of bacteria.

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17.

Which can be used to identify bacteria? (Check all that apply.)
- A.
  
  Cell shape
- B.
  
  Gram stain
- C.
  
  Background color
Correct Answer(s)
A. Cell shape
B. Gram stain

Explanation
Background color is an irrelevant statement.

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Current Version
Jan 25, 2013

Quiz Edited by
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May 30, 2011

Quiz Created by
PracticePrep123

Prokaryotes Exam

Which of the following have peptidoglycan in their cell walls? Check all that apply.

Which of the following have histones? Check all that apply.

Which of the following have nuclear envelopes? Check all that apply.

Which of the following have membrane-bound organelles? Check all that apply.

All prokaryotes have pili.

After replicating their DNA, bacterial cells divide in an asexual process known as _____________.

Binary fission is a lengthy process.

Which of the following lack a nucleus? Check all that apply.

Shapes which prokaryotes can be found in include: (Check all that apply.)

Bacteria can form capsules in harsh conditions.

Streptococcus forms chains.

Bacteria can be found in the: (Check all that apply.)

Some bacteria secrete toxins.

Decomposing bacteria helps produce hummus.

Botulism is caused by a virus-causing bacteria known as Clostridium botulinum.

Which type of bacteria is more resistant to antibiotics?

Which can be used to identify bacteria? (Check all that apply.)