Top 1000+ Solved Microbiology MCQ Questions Answer
Q. The no. of generations per hour in a bacteria is
a. Growth rate
b. Generation time
c. Sigmoid curve
d. None of these
Q. The reproduction rate is equal to deathrate in which stage
a. Decline phase
b. Stationary phase
c. Lag phase
d. Log phase
Q. Minimum growth temperature is
a. The growth of organisms at lowest temperature
b. The lowest temperature at which the microorganisms grow
c. The maximum temperature at which the growth is stable
d. None of these
Q. Optimum growth temperature is greaterthat 45oC is
a. Mesophile
b. Thermophiles
c. Psychrophiles
d. None of these
Q. The organisms which can grow both inpresence and absence of oxygen
a. Aerobes
b. Anaerobes
c. Faculative anaerobes
d. Strict aerobes
Q. The organisms which can grow best in the presence of a low concentration of oxygen
a. Aerophilic
b. Microaerophilic
c. Aerobic
d. Anaerobic
Q. The compound that is added to the medium to absorb oxygen for the creation of anaerobic conditions
a. Sodium Thioglycollate
b. Nitrous acid
c. Citrate
d. None of these
Q. The utilization of light energy to drive thesynthesis of ATP is called as
a. Photolysis
b. Photophosphorylation
c. Photosynthesis
d. Respiration
Q. During cyclic phosphorylation NADP isformed or not.
a. No NADP formation
b. No NADP utilization
c. NADP is converted into NADPH
d. All are correct
Q. Non-cyclic photophosphorylation is alsoknown as
a. Oxygenic photosynthesis
b. Photosynthesis
c. Anoxygenic photosynthesis
d. Photophosphorylation
Q. Artificial transformation in laboratory iscarried out by treating the cells with
a. MgCl2
b. Cacl2
c. NaCl
d. HCl