Prokaryotes Quizzes

Think you’ve got your head wrapped around Prokaryotes? Put your knowledge to the test. Good luck — the Stickman is counting on you!
Q. Which of the following would have interfered with Pasteur’s experiments


Disinfectants in the broth
Spores in the broth
Archaea in the broth
A and
A, B, and C
Q. Cellulases are


Another word for organelles
A type of endotoxin
Made by rhizobia
Made by legionella
Made by rumen bacteria

Q. Koch’s postulates are difficult to apply to diseases:


Caused by unculturable bacteria
That only occur in humans
Caused by eukaryotes
A and B
All of the above
Q. Which of the statements about biofilms is FALSE:


Biofilms are made of a lipopolysaccharide goo
Biofilms help myxococcus make spores
Biofilms help bacteria avoid the immune system
Biofilms help bacteria outcompete others
Biofilms depend upon pili
Q. The O-antigen


Is a part of LPS
Is used for serotyping
Is an exotoxin
A & B
A, B, and C

Q. Chemotaxis is:


Growth on specific chemicals
A class of antibiotics
A taxonomical method for typing bacteria
Swimming towards food
Restricted to archaea

Q. The miasma theory was displaced by


The directed evolution theory
Koch’s postulates
The germ theory
The theory of spontaneous germination
None of the above
Q. Microbes can be killed by all of these except:


The immune system
Bacteriostatic antibiotics
UV light
Antiseptics
Autoclaving
Q. The spirochete Borrellia burgdorferi causes ___ and can be prevented by ____.


Cholera, ensuring consumption of clean food and water.
Cholera, reducing exposure to deer because it is transmitted by ticks.
Lyme disease, reducing exposure to deer because it is transmitted by ticks.
Lyme disease, ensuring consumption of clean food and water.
None of the above.

Q. Arrange the following in the proper order for cloning:
1. Digest vector and insert DNA
2. Transform DNA
3. PCR gene of interest
4. Ligate DNA


2, 3, 1, 4
1, 3, 4, 2
2, 1, 3, 4
3, 1, 4, 2
None of these would work