List of top Microbiology Questions asked in GPAT

SCHICK Test Toxin is a sterile Filterate from a culture of:
Production of Acetyl methyl carbinol can be detected by which of the following test?
Following is the important sterol in faeces formed from cholesterol by bacteria in lower intestine :
The Acidic polymers of Ribitol/Glycerol phosphate present in Gram positive microorganism are known as:
The following gram positive bacteria species is positive for the coagulase test (a test for the ability of bacteria to cause blood plasma to clot).
Following pairs represent antibiotic and its source. Identify the correct pair:
Mitomycin C is an antibiotic isolated from
Which of the following is NOT true about the Ebola Virus Disease(EVD)?
Which of the following about the Varicella-Zoster Virus (VZV) is NOT true?
Which of the following disinfectant effectively destroys vegetative bacterial cells including Gram positive and Gram negative bacteria, bacterial endospores, fungi, and viruses?
What is the effective ratio of methyl paraben and propyl paraben for anti-microbial activity?
Which of the following statement is NOT TRUE about prokaryotes?
Most accepted mechanism for developing bacterial resistance to sulphonamides is
Clavulanic acid is
The most commonly used test of sensitivity to antimicrobial agent is
Herpesviruses are large encapsulated viruses that have double stranded DNA genome thatencodes approximately 70 proteins. It causes acute infection followed by latent infection in which virus persist in noninfectious form with periodic reactivation and shedkling of infectious virus. Following are the examples of such herpesvirus -except
Which microorganism is involved in the assay of Rifampicin
Which of the following is a phjse II drug metabolism reaction associated with genetic polymorphism
The resistance to macrolide antibiotics by of gram positive organism is developed due to
Which enzymes is used by the HIV to form DNA in the host cell
Match compounds with the pathway they inhibit
(1) Vancoycin(P) Folate metabolism
(2) Rifampin           (Q) DNA synthesis
(3)Puromycin(R) Protein synthesis
(4)Ciprofloxacin(S) RNA synthesis
 (T) Cell wall synthesis
Which of the following method is useful for measuring the number of viable cells in a culture
Which of the following in correct about parenteral nutrition
In which type of bacteria the cell wall is thicker
Bacillus subtilis is used in assay of which antibiotics