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Procaryotic Cell Shapes

View the animation below, then complete the quiz to test your knowledge of the concept.






1Which of the following cell arrangements is described CORRECTLY?
A)Staphylococcus – Chains of spherical cells
B)Streptococcus – Grape-like clusters of spherical cells
C)Diplococcus – Pairs of spherical cells
D)A and B
E)A, B and C



2Which of the following bacterial genera is described CORRECTLY?
A)Clostridium – spore-forming rod
B)Corynebacterium – club-shape
C)Vibrio – curved rod
D)A and B
E)A, B and C



3Which of the following bacterial groups is described CORRECTLY?
A)Spirochetes – move by axial fibrils
B)Actinomycetes – reproduce by fragmentation
C)Nocardiae – form specialized dispersal cells on aerial mycelia
D)A and B
E)A, B, and C



4Spirillum is a genus of spiral-shaped bacteria that move by flagella.
A)True
B)False



5Mycoplasma pneumoniae lacks a cell wall and is termed pleomorphic.
A)True
B)False







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