BACTERIA MORPHOLOGY QUIZ

The other name for peptidoglycan is

none of these

mucopeptide

murein

both (a) & (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following may be most likely to be missing from a gram-positive bacterium?

Penicillin binding protein

Peptidoglycan

Lipopolysaccharide

Phospholipid bilayer membrane

TRUE ANSWER : ?
YOUR ANSWER : ?

The common word for bacteria which are straight rod in shape is

cooci

pleomorphic

bacilli

spirilla

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Protein involved in energy generation

Phospholipids

Pore protein (porin)

Lipoteichoic acid

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 : ?

Periplasm is

the area outside the cell membrane that is influenced by the polymers

the interior portion of mitochondria

the area between the inner and outer membranes of Gram-positive bacteria

the area between the inner and outer membranes of gram-negative bacteria

TRUE ANSWER : ?
YOUR ANSWER : ?

Cytoplasmic inclusions include

ribosomes

fat globules

all of these

mesosomes

TRUE ANSWER : ?
YOUR ANSWER : ?

Flagella move the cell by

many flagella beating in a synchronous, whip-like motion

attaching to nearby particles and contracting

spinning like a propeller

an individual flagellum beating in a whip-like motion

TRUE ANSWER : ?
YOUR ANSWER : ?

In which of the following, lipo-polysaccharide is a major constituent of outer membrane of the cellwall?

None of these

Gram-positive bacteria

Gram-negative bacteria

Fungi

TRUE ANSWER : ?
YOUR ANSWER : ?

Chemically the capsule may be

none of these

polypeptide

polysaccharide

either (a) or (b)

TRUE ANSWER : ?
YOUR ANSWER : ?