BACTERIA MORPHOLOGY QUIZ

The bacteria deficient in cell wall is

Klebsiella

Mycoplasma

Treponema

Staphylococcus

TRUE ANSWER : ?
YOUR ANSWER : ?

The protein from which hook and filaments of flagella are composed of, is

casein

gelatin

flagellin

keratin

TRUE ANSWER : ?
YOUR ANSWER : ?

A cluster of polar flagella is called

amphitrichous

lophotrichous

petritrichous

monotrichous

TRUE ANSWER : ?
YOUR ANSWER : ?

Chemically the capsule may be

polysaccharide

either (a) or (b)

polypeptide

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The cell wall of

none of these

gram-negative bacteria are thicker than gram-positive bacteria

both have same thickness but composition is different

gram-positive bacteria are thicker than gram-negative bacteria

TRUE ANSWER : ?
YOUR ANSWER : ?

The cell walls of Gram positive bacteria contain two modified sugar, viz. N- acetylgucosamine (NAG) and N- acetylmuramic acid (NAM). They are covalently linked by

β- 1,4-glycosidic bond

β-1,6-glycosidic bond

α- 1,4-glycosidic bond

α- 1,6-glycosidic bond

TRUE ANSWER : ?
YOUR ANSWER : ?

Microcapsules are composed of

lipids

all of these

polysaccharides

proteins

TRUE ANSWER : ?
YOUR ANSWER : ?

The common word for bacteria which are helically curved rods is

cooci

bacillus

pleomorphic

spirilla

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria lack a cell wall and are therefore resistant to penicillin?

Cyanobacteria

Bdellovibrios

Mycoplasmas

Spirochetes

TRUE ANSWER : ?
YOUR ANSWER : ?

The structure responsible for motility of bacteria is

capsules

pilli

sheath

flagella

TRUE ANSWER : ?
YOUR ANSWER : ?