Bacterial Shapes Quiz

What term is used to refer to bacteria that are cylindrical or rod-shaped?

• Vibrios

• Spirilla

• Bacilli

• Spirochetes

What are spiral or helical bacterial cells called if they have a rigid cell wall?

• Bacillus

• Vibrios

• Spirillum

• Spirochetes

What name is given to curved bacteria?

• Bacilli

• Spirilla

• Spirochetes

• Vibrios

What are spiral or helical bacterial cells called if the cell wall is flexible?

• Bacillus

• Spirillum

• Vibrios

• Spirochetes

What term is used to describe spherical cells?

• Bacilli

• Cocci

• Spirilla

• Vibrios

What are cells called that remain attached in pairs after division?

• Streptococci

• Staphylococci

• Diplococci

• Monococci

Cells that remain attached forming chains after division are known as what?

• Diplococci

• Bacilli

• Streptococci

• Staphylococci

What name is given to the irregular grape-like clusters formed when cells divide randomly?

• Streptococci

• Diplococci

• Bacilli

• Staphylococci

What term is used to describe cocci bacteria that are found in pairs?

• Streptococci

• Bacilli

• Diplococci

• Staphylococci

What arrangement of cells is characteristic of Streptococci?

• Single cells

• Pairs

• Chains

• Clusters