STRAIGHTERLINE MICROBIOLOGY LAB
BIO250L LAB 7 EXAM STUDY GUIDE 2026
QUESTIONS AND VERIFIED ANSWERS
GRADED A+
⩥ example of agar? Answer: TSA--- trypticase soy agar
⩥ what is the air exposure procedure? Answer: open the plate to expose
it to the air for several minutes then seal with parafilm and place in an
incubate at 22C for 24 hours then 4C until the next week
⩥ what is the objective of a surface swab? Answer: to demonstrate that
their are microorganism and can only kill some
⩥ what is sterilization and some examples? Answer: when you kill all
the bacteria;
autoclave and radiation
⩥ what is autoclave? Answer: example of sterilization when you use
heat and pressure
⩥ what is disinfection and an example? Answer: only kills some or most
of the microorganisms; Lysol
BIO250L LAB 7 EXAM STUDY GUIDE 2026
QUESTIONS AND VERIFIED ANSWERS
GRADED A+
⩥ example of agar? Answer: TSA--- trypticase soy agar
⩥ what is the air exposure procedure? Answer: open the plate to expose
it to the air for several minutes then seal with parafilm and place in an
incubate at 22C for 24 hours then 4C until the next week
⩥ what is the objective of a surface swab? Answer: to demonstrate that
their are microorganism and can only kill some
⩥ what is sterilization and some examples? Answer: when you kill all
the bacteria;
autoclave and radiation
⩥ what is autoclave? Answer: example of sterilization when you use
heat and pressure
⩥ what is disinfection and an example? Answer: only kills some or most
of the microorganisms; Lysol
