Microbiological culture - Quiz
A) A method of multiplying microbial organisms under controlled conditions B) A technique for killing harmful bacteria C) A process of observing viruses under a microscope D) A chemical method to synthesize DNA
A) In the open air environment B) On dry glass surfaces without nutrients C) In a predetermined culture medium D) Inside the human digestive tract
A) To clean contaminated laboratory surfaces B) To produce synthetic seaweed C) To determine the cause of infectious disease D) To increase the size of human cells
A) Archaea species B) Staphylococcus aureus C) Streptococcus pyogenes D) Escherichia coli
A) Axenic culture B) Mixed culture C) Thermophilic culture D) Genetic mutant
A) Seaweed B) Synthetic plastic C) Animal gelatin D) Guar beans
A) Cellulose B) Starch C) Guar gum D) Salt
A) Louis Pasteur B) Alexander Fleming C) Julius Richard Petri D) Robert Koch
A) 1860 B) 1900 C) 1881 D) 1887
A) Robert Koch B) Guar Gum C) Louis Pasteur D) Julius Richard Petri
A) They are always pathogenic B) They require extreme sunlight C) They do not contain DNA D) They are difficult to culture in a lab setting
A) They share no genetic material B) They are only 50% similar C) They are identical D) They are completely unique
A) The presence of many species B) Being derived from multiple organisms C) The use of liquid media only D) The absence of other species
A) Testing urine B) Exhaling into a plate C) Drawing blood D) Scraping the lining of the throat
A) Host cells B) Sterile air C) Solid agar only D) Liquid nutrient broth only
A) By physical separation on a plate B) By incubating in a vacuum C) By using eukaryotic host cells D) By infecting bacterial cells
A) Stock cultures B) Liquid cultures C) Static cultures D) Plaque cultures
A) Yeast, algae, and protozoans B) Bacteria and phages C) Macroscopic organisms D) Viruses and fungi
A) Luria broth B) Inoculating loop C) Solid agar D) Host cell lawn
A) A petri dish B) An inoculating loop C) A static flask D) A shaker
A) Uniform mechanical mixing B) A solid growth surface C) Rapid viral infection D) An oxygen gradient
A) Host cell propagation B) Plaque isolation C) Colony morphology study D) Antimicrobial assay
A) 37 degrees Celsius B) 20 degrees Celsius C) 50 degrees Celsius D) Room temperature
A) Gram-negative bacteria B) All types of bacteria equally C) Fungal spores D) Gram-positive bacteria
A) Antibiotic resistance genes B) Gram-staining status C) Lactose-fermentation capabilities D) Total bacterial count
A) Gas chromatography and mass spectrometry B) Microscopy, staining, and PCR C) Colorimetry, turbidimetry, or fluorometry D) Centrifugation, filtration, and titration
A) Single-use laboratory plasticware B) Type strains C) Contaminated waste materials D) Patient medical records
A) Escherichia coli B) Staphylococcus aureus C) Thermus aquaticus D) Salmonella enterica |
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