BACTERIA MORPHOLOGY QUIZ

Name the component of flagellum.

Filament

All of these

Hook

Basal body

TRUE ANSWER : ?
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The common word for bacteria which are straight rod in shape is

pleomorphic

spirilla

cooci

bacilli

TRUE ANSWER : ?
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Teichoic acids are typically found in

outer membranes of gram positive bacteria

cell walls of gram positive bacteria

cell walls of gram negative bacteria

outer membranes of gram negative bacteria

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Which of the following is not true about peptidoglycan?

It is a polymer consisting of N-acetyl glucosamine, N-acetyl muramic acid and amino acids (alanine, lysine, etc.)

It occurs in the form of a bag shaped macro molecule surrounding the cytoplasm membrane

It is present in prokaryotic cell wall

None of these

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Peptidoglycan is also known as

murein mucopeptide

mesodiaminopimetic acid

N-acetyl muramic acid

N acetylglucosamine

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Bacteria having no flagella are unable to

move

stick to tissue surfaces

grow in nutrient agar

reproduce

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Which of the following does not contain protein?

Porin

Lipoteichoic acid

Pili

Flagellum

TRUE ANSWER : ?
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Which is most likely to be exposed on the surface of a gram-negative bacterium?

Pore protein (porin)

Lipoteichoic acid

Phospholipids

Protein involved in energy generation

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Which of the following has Chinese letter arrangement?

Corynebacterium diphtheriae

Mycobacterium tuberculosis

Bacillus anthracis

Clostridium tetani

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Microcapsules are composed of

all of these

proteins

lipids

polysaccharides

TRUE ANSWER : ?
YOUR ANSWER : ?