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WorksheetsQuestions On Bacteria
Total questions: 10
Worksheet time: 5mins
Which of the following bacteria lack a cell wall and are therefore resistant to penicillin?
Cyanobacteria
Mycoplasmas
Bdellovibrios
Spirochetes
A cluster of polar flagella is called
lophotrichous
amphitrichous
monotrichous
petritrichous
Flagella move the cell by
many flagella beating in a synchronous, whip-like motion
an individual flagellum beating in a whip-like motion
spinning like a propeller
attaching to nearby particles and contracting
The protein from which hook and filaments of flagella are composed of, is
keratin
flagellin
gelatin
casein
Name the Bacterium shown in the concerned image
Pseudomonas
E. Coli
Helicobacter
Agrobacterium
The cooci which mostly occur in single or pairs are
Streptococci
Diplococci
Tetracocci
None of these
Which of the following may contain fimbriae?
Gram-positive bacteria
Gram-negative bacteria
Both (a) and (b)
None of these
Bacteria having no flagella are unable to
move
reproduce
stick to tissue surfaces
grow in nutrient agar
Which of the following is true about cell wall of gram-positive bacteria?
It consists of multiple layers
It is thicker than that associated with gram-negative bacteria
It contains teichoic acids
All of these
The cell walls of many gram positive bacteria can be easily destroyed by the enzyme known as
lipase
lysozyme
pectinase
peroxidase
