DSSSB Laboratory Technician Paper 2014

DSSSB Laboratory Technician Paper 2014 – Subject Related Questions

Arrangement of cocci in chains known as
(a) Streptococci
(b) Staphylococci
(c) Pneumococci
(d) Diplococci

Stain used for the detection of mycobacterium species
(a) Grams stain
(b) Alberts stain
(c) Ziehi-Neelsen stain
(d) Capsule stain

What is the suitable timing for sterilization by using autoclave?
(a) 1 hour at 90 degree Celcius
(b) 1 hour at 160 degree Celcius
(c) 30 minutes at 80 degree Celcius
(d) 121 degree Celcius at 15 lbs

Example for enriched media
(a) Nutrient broth
(b) Nutrient agar
(c) Blood agar
(d) Peptone water

Identification f bacteria can be done by
(a) Staining reactions
(b) Cultural characteristics
(c) Biochemical properties
(d) All of the above

Which of the following bacteria produces coagulase?
(a) Staphylococcus
(b) Streptococcus
(c) Salmonelia
(d) Pneumococcus

Which of the following bacteria are flame shaped?
(a) Pneumococcus
(b) Staphylococcus
(c) Gonococcus
(d) Meningococcus

Example for capsulated bacteria
(a) Staph aureus
(b) Strep pneumoniae (Pneumococci)
(c) Stretococcus
(d) E. coli

Which of the following bacteria causing gas gangrene?
(a) Clostridium perfringens
(b) Clostridium tetani
(c) Clostridium septicum
(d) Clostridium novyi

Which of the following bacteria shows Chinese letter arrangement?
(a) C. diphtheriae
(b) N. meningitis
(c) E. coli
(d) Salmonella