Question

1) Antibiotics that inhibit the formation of the peptidoglycan layer in bacteria work through inhibiting: a) bacterial ribosome b) Ferredoxin c) NAG-NAM formation d) bactoprenol e) bacterial replication 2) The N-Acetylmuramic acid of the peptidoglycan molecule is attached to the ____ of the tetrapeptide: a) L-Lysine of the tetrapeptide b) D-Alanine c) L-Alanine d) D-Glutamine e) D-Lysine 3) In bacillus bacteria, the second stage of the most common type of growth: a) Crescentin formation b) bactoprenol transportation c) pre-septal elongation d) polar elongation e) b & c 4) In Gram Stain the bacteria that becomes colorless after washing with alcohol or acetone is the: a) Gram +ve bacteria b) Gram -ve bacteria c) ) Gram neutral bacteria d) archaebacteria e) b & c 5) Antimetabolites include: a) Sulfonamides b) Tetracyclins c) Trimethoprim d) all of the above e) a and c 6) Oil immersion is used in light microscope because: a) it increases  only b) it decreases  only c) it increases the / n sin  value d) it decreases / n sin  e) same refractive index as the glass slide 7) One of the following antibiotics doesn’t work through the same class of molecules as the rest: a) Levofloxacin b) Rifampin c) Moxifloxacin d) Daptomycin e) Ciprofloxacin 8) In the formula [d=0.5 / n sin , d stands for: a) distance between 2 points b) distance from the slide to the objective c) Focal distance of the objective lens d) Focal distance of the ocular lens e) none of the above 9) In the formula [d=0.5 / n sin ,  stands for: a) angle of reflection b) angle of refraction c) angle of incidence d) angle of inclination e) angle of perception 10) In the formula [d=0.5 / n sin ,  stands for: a) angle of incidence b) speed of the illuminative source/light c) Nature of illuminative source/light d) wavelength illuminative source/light e) temperature of illuminative source/light

          1) Antibiotics that inhibit the formation of the peptidoglycan layer in bacteria work through inhibiting: a) 
bacterial ribosome b) Ferredoxin c) NAG-NAM formation d) bactoprenol e) bacterial replication 
2) The N-Acetylmuramic acid of the peptidoglycan molecule is attached to the ____ of the tetrapeptide: 
a) L-Lysine of the tetrapeptide b) D-Alanine c) L-Alanine d) D-Glutamine e) D-Lysine 
3) In bacillus bacteria, the second stage of the most common type of growth: a) Crescentin formation b) 
bactoprenol transportation c) pre-septal elongation d) polar elongation e) b & c
4) In Gram Stain the bacteria that becomes colorless after washing with alcohol or acetone is the: a) 
Gram +ve bacteria b) Gram -ve bacteria c) ) Gram neutral bacteria d) archaebacteria e) b & c
5) Antimetabolites include: a) Sulfonamides b) Tetracyclins c) Trimethoprim d) all of the above e) a 
and c
6) Oil immersion is used in light microscope because: a) it increases  only b) it decreases  only 
c) it increases the / n sin  value d) it decreases / n sin  e) same refractive index as the glass slide 
7) One of the following antibiotics doesn’t work through the same class of molecules as the rest: a) 
Levofloxacin b) Rifampin c) Moxifloxacin d) Daptomycin e) Ciprofloxacin 
8) In the formula [d=0.5 / n sin , d stands for: a) distance between 2 points b) distance from the 
slide to the objective c) Focal distance of the objective lens d) Focal distance of the ocular lens e) 
none of the above
9) In the formula [d=0.5 / n sin ,  stands for: a) angle of reflection b) angle of refraction c) angle 
of incidence d) angle of inclination e) angle of perception
10) In the formula [d=0.5 / n sin ,  stands for: a) angle of incidence b) speed of the illuminative 
source/light c) Nature of illuminative source/light d) wavelength illuminative source/light e) 
temperature of illuminative source/light

Added by Khalif P.

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