GTC MICROBIOLOGY FINAL REVIEW PRACTICE
EXAMINATION 2026 QUESTIONS WITH ANSWERS GRADED
A+
● Antibiotic. Answer: Substance inhibiting or killing bacteria used to treat bacterial infections
● Bactericidal. Answer: Antibiotic that kills bacteria directly
● Bacteriostatic. Answer: Antibiotic that inhibits bacterial growth allowing the immune
system to clear the infection
● Minimum Inhibitory Concentration. Answer: Lowest concentration of an antibiotic
preventing visible bacterial growth
● Beta-Lactam. Answer: Antibiotic class including penicillins and cephalosporins targeting
cell wall synthesis
● Penicillin. Answer: First discovered antibiotic targeting bacterial cell wall synthesis
● Cephalosporin. Answer: Beta-lactam antibiotic with broader spectrum than penicillins
● Vancomycin. Answer: Glycopeptide antibiotic used for serious gram-positive infections
● MRSA. Answer: Methicillin-Resistant Staphylococcus aureus resistant to most beta-lactam
antibiotics
● Antibiotic Resistance. Answer: Ability of bacteria to survive and grow in the presence of
antibiotics
● Superinfection. Answer: Secondary infection occurring during or after antibiotic treatment
due to disrupted flora
● C. difficile. Answer: Clostridioides difficile opportunistic infection often following antibiotic
treatment
● Antifungal. Answer: Drug used to treat fungal infections
● Azole. Answer: Class of antifungals inhibiting ergosterol synthesis in fungal membranes
EXAMINATION 2026 QUESTIONS WITH ANSWERS GRADED
A+
● Antibiotic. Answer: Substance inhibiting or killing bacteria used to treat bacterial infections
● Bactericidal. Answer: Antibiotic that kills bacteria directly
● Bacteriostatic. Answer: Antibiotic that inhibits bacterial growth allowing the immune
system to clear the infection
● Minimum Inhibitory Concentration. Answer: Lowest concentration of an antibiotic
preventing visible bacterial growth
● Beta-Lactam. Answer: Antibiotic class including penicillins and cephalosporins targeting
cell wall synthesis
● Penicillin. Answer: First discovered antibiotic targeting bacterial cell wall synthesis
● Cephalosporin. Answer: Beta-lactam antibiotic with broader spectrum than penicillins
● Vancomycin. Answer: Glycopeptide antibiotic used for serious gram-positive infections
● MRSA. Answer: Methicillin-Resistant Staphylococcus aureus resistant to most beta-lactam
antibiotics
● Antibiotic Resistance. Answer: Ability of bacteria to survive and grow in the presence of
antibiotics
● Superinfection. Answer: Secondary infection occurring during or after antibiotic treatment
due to disrupted flora
● C. difficile. Answer: Clostridioides difficile opportunistic infection often following antibiotic
treatment
● Antifungal. Answer: Drug used to treat fungal infections
● Azole. Answer: Class of antifungals inhibiting ergosterol synthesis in fungal membranes
