Microbiology

Download Q&A
Q. What is a major concern with the use of broad-spectrum antibiotics?
  • A. Increased efficacy
  • B. Narrowing of the spectrum
  • C. Development of antibiotic resistance
  • D. Reduced side effects
Q. What is a potential health risk associated with excessive consumption of pickles?
  • A. Increased risk of diabetes
  • B. Dehydration
  • C. High blood pressure
  • D. Weight loss
Q. What is a potential limitation of PCR?
  • A. It can amplify only DNA
  • B. It requires high-quality DNA
  • C. It is a slow process
  • D. It cannot be automated
Q. What is a potential long-term complication of untreated brucellosis?
  • A. Chronic fatigue syndrome
  • B. Osteomyelitis
  • C. Diabetes
  • D. Hypertension
Q. What is a safe method to heat canned foods?
  • A. Microwave without stirring
  • B. Boiling in water
  • C. Directly on a stovetop flame
  • D. Leaving at room temperature
Q. What is the arrangement of staphylococci bacteria?
  • A. Chains
  • B. Clusters
  • C. Single
  • D. Pairs
Q. What is the basic building block of DNA?
  • A. Amino acid
  • B. Nucleotide
  • C. Fatty acid
  • D. Monosaccharide
Q. What is the best practice for storing opened canned foods?
  • A. Leave in the can at room temperature
  • B. Transfer to a glass or plastic container
  • C. Re-seal the can with tape
  • D. Store in the original can in the fridge
Q. What is the best way to prevent foodborne illness?
  • A. Washing hands frequently
  • B. Cooking food to proper temperatures
  • C. Storing food correctly
  • D. All of the above
Q. What is the characteristic feature of Clostridium species in laboratory culture?
  • A. Aerobic growth
  • B. Facultative anaerobic growth
  • C. Strict anaerobic growth
  • D. Microaerophilic growth
Q. What is the characteristic shape of spirilla bacteria?
  • A. Spherical
  • B. Rod-shaped
  • C. Spiral
  • D. Coccus
Q. What is the complementary base pair for adenine in DNA?
  • A. Thymine
  • B. Cytosine
  • C. Guanine
  • D. Uracil
Q. What is the effect of heating acidic canned foods?
  • A. Increases shelf life
  • B. Decreases nutrient absorption
  • C. May cause chemical leaching from the can
  • D. Enhances flavor
Q. What is the effect of increasing temperature on enzyme activity up to a certain point?
  • A. Decreases activity
  • B. Increases activity
  • C. No effect
  • D. Denatures the enzyme
Q. What is the effect of pasteurization on milk?
  • A. Increases fat content
  • B. Destroys harmful bacteria
  • C. Enhances flavor
  • D. Increases lactose content
Q. What is the end product of lactic acid fermentation?
  • A. Ethanol
  • B. Lactic acid
  • C. Acetic acid
  • D. Carbon dioxide
Q. What is the energy yield of one molecule of glucose during aerobic respiration?
  • A. 2 ATP
  • B. 30-32 ATP
  • C. 36-38 ATP
  • D. 4 ATP
Q. What is the first-line treatment for a confirmed Streptococcus pyogenes infection?
  • A. Amoxicillin
  • B. Azithromycin
  • C. Penicillin
  • D. Ciprofloxacin
Q. What is the first-line treatment for active tuberculosis?
  • A. Amoxicillin
  • B. Isoniazid
  • C. Ciprofloxacin
  • D. Vancomycin
Q. What is the first-line treatment for brucellosis?
  • A. Amoxicillin
  • B. Doxycycline
  • C. Ciprofloxacin
  • D. Azithromycin
Q. What is the function of a viral envelope?
  • A. To protect the host cell
  • B. To aid in attachment to host cells
  • C. To replicate viral DNA
  • D. To produce proteins
Q. What is the function of DNA ligase during replication?
  • A. Unwinding DNA
  • B. Synthesizing RNA primers
  • C. Joining Okazaki fragments
  • D. Proofreading DNA
Q. What is the function of macrophages in the immune system?
  • A. Produce antibodies
  • B. Phagocytize pathogens
  • C. Activate T cells
  • D. All of the above
Q. What is the function of mycorrhizal fungi in soil?
  • A. Enhancing nutrient uptake
  • B. Decomposing organic material
  • C. Fixing nitrogen
  • D. Producing plant hormones
Q. What is the function of the bacterial cell wall?
  • A. Energy production
  • B. Protection and shape
  • C. DNA replication
  • D. Protein synthesis
Q. What is the function of the enzyme ligase in DNA repair?
  • A. To synthesize new DNA strands
  • B. To unwind the DNA double helix
  • C. To join DNA fragments together
  • D. To remove damaged nucleotides
Q. What is the function of the Fc region of an antibody?
  • A. Binding to antigens
  • B. Activating complement system
  • C. Binding to receptors on immune cells
  • D. All of the above
Q. What is the function of transcription factors?
  • A. To degrade RNA
  • B. To assist RNA polymerase
  • C. To splice RNA
  • D. To replicate DNA
Q. What is the Gram stain result for Spirochaetes?
  • A. Gram-positive
  • B. Gram-negative
  • C. Gram-variable
  • D. Gram-nonreactive
Q. What is the incubation period for brucellosis after exposure?
  • A. 1-3 days
  • B. 1-2 weeks
  • C. 2-4 weeks
  • D. 1-3 months
Showing 31 to 60 of 528 (18 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely