Chapter 4 Bacteria and Archaea

Chapter 04
Bacteria and Archaea

Multiple Choice Questions


1. Which of the following is not a characteristic of a
prokaryote? A. It's DNA is not encased in a membrane
B. It has a cell wall made of peptidoglycans or other distinct chemicals
C. It does not have membranebound organelles
D. It's DNA is wrapped around his tones
E. All of the above are characteristics of prokaryotes



2. The two functions of bacterial appendages are
A. Attachment and protection
B. Attachment and motility
C. Motility and slime
production D. Energy
reactions and synthesis E.
Protection and motility



3. Bacterial cells could have any of the following appendages except
A. Flagella
B. Cilia
C. Fimbriae
D. Periplasmic flagella (axial filaments)
E. Sex pili



4. Spirochetes have a twisting and flexing locomotion due to appendages called
A. Flagella
B. Cilia
C. Fimbriae
D. Periplasmic flagella (axial
filaments) E. Sex pili

,5. The basal body of a flagellum is anchored
into the
A.
Hook
B. Outer
membrane
C. Cell
wall
D. Peptidoglycan
layer
E. Cell
membrane



6. The term that refers to the presence of flagella all over the
cell surface is
A.
Amphitrichous
B.
Atrichous
C.
Lophotrichous
D.
Monotrichous
E.
Peritrichous



7. The term that refers to the presence of a tuft of flagella emerging from
the same site is
A.
Amphitrichous
B.
Atrichous
C.
Lophotrichous
D.
Monotrichous
E. Peritrichous



8. The term that refers to flagella at both
poles is
A.
Amphitrichous

, B.
Atrichous
C.
Lophotrichous
D.
Monotrichous
E.
Peritrichous