Help
Options
Question
THE TERM USED TO DESCRIBE A DISEASE CAUSING MICROORGANISM IS
click to flip
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't know
Question
MICROORGANISMS ARE INVOLVED IN EACH OF THE FOLLOWING PROCESSES EXCEPT
Remaining cards (100)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
MICROBIO QZ1
| Question | Answer |
|---|---|
| THE TERM USED TO DESCRIBE A DISEASE CAUSING MICROORGANISM IS | PATHOGEN |
| MICROORGANISMS ARE INVOLVED IN EACH OF THE FOLLOWING PROCESSES EXCEPT | SMOG PRODUCTION |
| THE MICROBIAL PROCESS OF CONVERTING SUGARS TO ALCOHOL IS KNOWN AS | FERMENTATION |
| THE PRESERVATION OF BEEF JERKY FROM MICROBIAL GROWTH RELIES ON WHICH METHOD OF MICROBIAL CONTROL? | DESICCATION |
| DESICCATION IS A RELIABLE FORM OF STERILIZATION TF | FALSE |
| IN A HYPERTONIC SOLUTION, A BACTERIAL CELL WILL TYPICALLY | PLASMOLYZE |
| ANTIBIOTICS THAT TARGET CELL WALL SYNTHESIS ULTIMATELY CAUSE BACTERIAL CELL DEATH AS A RESULT OF | OSMOTIC LYSIS |
| WHAT WILL HAPPEN IF A BACTERIAL CELL IS PRETREATED WITH A LYSOZYME SOLUTION, THEN PLACED IN DISTILLED WATER? | THE CELL WILL UNDERGO OSMOTIC LYSIS |
| WHICH OF THE FOLLOWING STATEMENTS IS FALSE? | WATER MOLECULES ARE FORMED BY HYDROLYSIS |
| MYCOLOGY IS THE STUDY OF | MOLDS, YEASTS, AND MUSHROOMS |
| IN MICROSCOPY, THE TERM RESOLUTION | REFERS TO THE ABILITY TO DISTINGUISH FINE STRUCTURE AND DETAIL IN A SPECIMEN |
| A STUDENT IS LOOKING AT A BACTERIAL SPECIMEN USING THE OIL IMMERSION LENS, BUT. HAS FORGOTTEN TO PUT IMMERSION OIL ON THE SLIDE. THE SPECIMEN WILL APPEAR | SOMEWHAT FUZZY AND HAVE POOR RESOLUTION |
| THE LIMIT OF RESOLUTION OF THE COMPOUND MICROSCOPE ILLUMINATED WITH VISIBLE LIGHT IS APPROXIMATELY 0.2 UM. TF | TRUE |
| SALTS AND SUGARS WORK TO PRESERVE FOODS BY CREATING A | HYPERTONIC ENVIRONMENT |
| CELLS PLACED IN A HYPERTONIC SOLUTION TEND TO LOSE WATER DUE TO OSMOTIC PRESSURE. TF | TRUE |
| APPLICATION OF HEAT TO LIVING CELLS CAN RESULT IN ALL OF THE FOLLOWING EXCEPT | DECREASED THERMAL DEATH TIME |
| WHICH OF THE FOLLOWING PAIRS OF MICROBE CLASSIFICATION TERMS AND OPTIMAL GROWTH TEMPERATURES IS MISMATCHES | THERMOPHILE GROWTH AT 37 DEGREES CELSIUS |
| PATHOGENIC BACTERIA ISOLATED FROM THE RESPIRATORY OR INTESTINAL TRACTS OF HUMANS ARE | CAPNOPHILES THAT GROW BEST IN CARBON DIOXIDE INCUBATORS |
| MICROBES THAT LIVE STABLY IN AND ON THE HUMAN BODY ARE CALLED THE | HUMAN MICROBIOME |
| THE RESOLUTION OF A MICROSCOPE CAN BE IMPROVED BY CHANGING THE | WAVELENGTH LIGHT |
| BIOGENESIS REFERS TO THE | DEVELOPMENT OF LIFE FORMS FROM PREEXISTING LIFE FORMS |
| WHO CALLED THE IDEA OF SPONTANEOUS GENERATION WITH THE CONCEPT OF BIOGENESIS | RUDOLF VIRCHOW |
| TF SPONTANEOUS GENERATION REFERS TO THE LIVING CELLS ARISING FROM OTHER LIVING CELLS | FALSE |
| WHICH OF THE FOLLOWING STATEMENTS IS TRUE | ENDOSPORES ALLOW A CELL TO SURVIVE ENVIRONMENTAL CHANGES BY PRODUCING A DORMANT PERIOD WITH NO GROWTH |
| ENDOSPORES ARE HIGHLY RESISTANT TO HARSH ENVIRONMENTAL CONDITIONS DUE TO ALL EXCEPT WHICH ONE OF THE FOLLOWING? | SMALL TRIGGERING MOLECULES CALLED GERMINANTS |
| THE MOST RESISTANT OF THE BACTERIAL ENDOSPORES CAN WITHSTAND BOILING FOR UP TO | 20 HOURS |
| MOST BACTERIA REPRODUCE BY | BINARY FISSION |
| TF CHLOROPLASTS POSSESS CIRCULAR DNA AND REPRODUCE BY BINARY FISSION | TRUE |
| WHICH OF THE FOLLOWING DOES NOT ACHIEVE STERILIZATION? | PASTEURIZATION |
| TF THE PROCESS OF PASTEURIZATION TO REDUCE FOOD SPOILAGE UTILIZES HIGH HEAT TO KILL ALL BACTERIA PRESENT | FALSE |
| THE FORMAL SYSTEM FOR CLASSIFYING AND NAMING ORGANISMS WAS DEVELOPED BY | CAROLUS LINNAEUS |
| PROTEIN SYNTHESIS IN EUKARYOTES IS SIMILAR TO THE PROCESS IN PROKARYOTES IN THAT BOTH E AND P | USE CONDONS TO DETERMINE POLYPEPTIDE SEQUENCES |
| TF PROKARYOTES LACK ORGANELLES | TRUE |
| ARCHAE DIFFER FROM BACTERIA IN THAT ARCHAEA | HAVE CELL WALLS COMPOSED OF SUBSTANCES OTHER THAN PEPTIDOGLYCAN |
| A SYSTEM OF CLASSIFICATION GROUPING ORGANISMS INTO 3 DOMAINS BASED ON CELLULAR ORGANIZATION OF ORGANISMS WAS DEVISED BY | CARL WOESE |
| TF THE CELL MEMBRANES OF ALL 3 DOMAINS ARE COMPOSED STRAIGHT CARBON CHAINS ATTACHED TO GLYCEROL BY ESTER LINKAGE | FALSE |
| WHICH OF THE FOLLOWING IS NOT A DOMAIN IN THE 3 DOMAIN SYSTEM | ANIMALIA |
| WHICH OF THE FOLLOWING IS THE BEST EVIDENCE FOR A 3 DOMAIN SYSTEM | NUCLEOTIDE SEQUENCES IN RIBOSOMAL RNA VARY BETWEEN ALL 3 DOMAIN SYSTEMS |
| WHICH OF THE FOLLOWING STATEMENTS IS INCORRECT REGARDING PROKARYOTIC CELLS? | THEY LACK A PLASMA MEMBRANE |
| WHAT MISTAKE DID JOHN NEEDHAM MAKE THAT CAUSED HIM TO CONCLUDE THAT SPONTANEOUS GENERATION FOR MICROORGANISMS OCCURRED? | HE RE-CONTAMINATED HIS BOILED BROTH SOLUTIONS |
| THE ARGUMENTS SUPPORTING SPONTANEOUS GENERATION WERE FINALL DISPROVED BY | LOUIS PASTEUR |
| IF YOU WERE SETTING UP AN EXPERIMENT TO DISPROVE SPONTANEOUS GENERATION IN A LIQUID MEDIUM, WHICH OF THE FOLLOWING WOULD BE ESSENTIAL TO THE EXPERIMENT? | USING A STERILE LIQUID AND ELIMINATING EXPOSURE TO MICROORGANISMS |
| IN WHICH OF THE FOLLOWING SITUATIONS WOULD KOCH'S POSTULATES BE UTILIZED. | DETERMINATION OF THE CAUSE OF A NEW EMERGING DIEASE BY SCIENTISTS STUDYING DIEASE TRANSMISSION |
| THE MAJOR SIGNIFICANCE OF ROBERT KOCH'S WORK IS THAT | MICROORGANISMS CAUSE DISEASE |
| PROOF THAT A MICROBE COULD CAUSE DISEASE WAS PROVIDED BY | KOCH |
| ROBERT KOCH IDENTIFIED THE CAUSE OF | ANTHRAX |
| WHICH STRUCTURE PROTECTS BACTERIA FROM BEING PHAGOCYTIZED? | CAPSULE |
| BY WHICH OF THE FOLLOWING MECHANISMS CAN A CELL TRANSPORT A SUBSTANCE FROM A LOWER TO A HIGHER CONCENTRATION? | ACTIVE TRANSPORT |
| WHICH OF THE FOLLOWING IS NOT PART OF THE PASSIVE TRANSPORT PROCESS | ATP |
| WHICH OF THE FOLLOWING IS CORRECT ABOUT PASSIVE DIFFUSION | IT INVOLVES MOVEMENT OF MOLECULES DOWN A CONCENTRATION GRADIENT AND MAY REQUIRE A TRANSPORT |
| WHICH OF THE FOLLOWING PLACES THE STEPS IN CORRECT SEQUENCE | 2-3-1 |
| WHICH OF THE FOLLOWING PLACES THE STEPS OF THE GRAM STAIN IN CORRECT ORDER? | 2,4,1,3 CRYSTAL VIOLET, IODINE, ALCOHOL, SAFRANIN |
| WHICH OF THE FOLLOWING FINDINGS WAS ESSENTIAL FOR EDWARD JENNER'S VAX PROCESS | EXPOSURE TO A MILDER DISEASE FORM MAY PRODUCE IMMUNITY |
| WHICH PHYSICIAN IS FIRST ASSOCIATED W VAX | JENNER |
| PENICILLIN WAS DISCOVERED ON ACCIDENT BY | ALEXANDER FLEMING |
| WHICH MICROSCOPE IS USED TO SEE INTERNAL STRUCTURES OF CELLS IN A NATURAL STATE | PHASE CONTRAST MICROSCOPE |
| WHICH MICROSCOPE ACHIEVES THE HIGHEST MAGNIFICATION AND GREATEST RESOLUTION | ELECTRON MICROSCOPE |
| The greater resolution of the electron microscope compared to the compound microscope is due to the longer wavelengths of the electrons used to examine specimens. | FALSE |
| RECOMBINANT DNA REFERS TO THE | DNA RESULTING WHEN GENES FROM 1 ORGANISM ARE INSERTED INTO ANOTHER ORGANISM |
| ONE EFFECT OF WASHING REGULARLY WITH ANTIBACTERIAL AGENTS IS THE REMOVAL OF NORMAL MICROBIOATA. THIS CAN LEAD TO | INCREASED SUSCEPTIBILITY TO DISEASE |
| TF MICROOGRANISMS THAT ARE MEMBERS OF THE NORMAL MICROBIOATE ARE ALSO KNOWN TO CAUSE DISEASE. | TRUE |
| NORMAL MICROBIOATE | BOTH INDEFINETLY COLONIZE THE BODY AND TAKE UP RESIDENCE IN SITES SUCH AS THE COLON AND MOUTH |
| TF THE MALE URETHRA IS TYPICALLY STERILE | FALSE |
| SIMPLE STAINING IS OFTEN NECESSARY TO IMPROVE CONTRAST IN WHICH MICROSCOPE | COMPOUND LIGHT MICROSCOPE |
| Which of the following statements about gram-negative cell walls is FALSE? | D) They are sensitive to penicillin. |
| Which type of stain is most useful in helping clinicians to decide which antibiotic to prescribe for a bacterial infection? | GRAM STAIN |
| You are performing a Gram stain on gram-positive bacteria and you stop after the addition of the first dye. What is the appearance of the bacteria at this point? | PURPLE |
| Which step in the Gram stain is the critical step in differentiating gram-positive cells fro gram-negative cells? | ALCOHOL ACETONE |
| AN ACIDIC DYE | E) has a negatively charged chromophore and is used to stain the background in a negative stain. |
| TF In a completed Gram stain, gram-positive bacteria are purple. | TRUE |
| ENDOTOXINS ARE | PART OF THE GRAM NEGATIVE CELL WALL |
| Which microscope achieves the highest magnification and greatest resolution? | ELECTRON MICROSCOPE |
| The biosafety level (BSL) for most introductory microbiology laboratories is | BSL 1 |
| The biosafety level (BSL) for a clinical microbiology laboratory working with potentially airborne pathogens, such as tuberculosis bacteria, is | BSL 3 |
| In Figure 6.3, which tube shows the expected growth pattern for a microaerophile? | E (MIDDLE DOTS) |
| In Figure 6.3, which tube shows the expected growth pattern for a facultative anaerobe? | B (HEAVY TOP, SCATTERED DOWN) |
| Which of the following methods is used to preserve food by slowing the metabolic processes of foodborne microbes? | FREEZING |
| WHICH OF THE FOLLOWING IS THE BEST DEF OF GENERATION TIME | THE LENGTH OF TIME NEEDED FOR A CELL TO DIVIDE |
| WHICH OF THE FOLLOWING SUBSTANCES IS USED FOR SURGICAL HAND SCRUBS | CHLORHEXIDINE |
| WHICH OF THE FOLLOWING IS THE BEST METHOD TO STERILIZE HEAT-LABILE SOLUTIONS | MEMBRANE FILTRATION |
| WHICH OF THE FOLLOWING CHEMICAL AGENTS IS USED FOR STERILIATION | ETHYLENE OXIDE |
| WHICH OF THE FOLLOWING IS A LIMITATION OF THE AUTOVLAVE? | IT CANNOT BE USED WITH HEAT-LABILE MATERIALS |
| TF ALL FORMS OF LIFE FUNCTION OPTIMALLY AT THE PH OF 7 | FALSE |
| ASSUME YOU ARE GROWING BACTERIA ON A LIPID MEDIUM THAT STARTED AT PH7. THE ACTION OF BACTERIAL LIPASES SHOULD CAUSE THE PH OF THE MEDIUM TO | DECREASE-BECOME MORE ACIDIC |
| WHICH ONE OF THE FOLLOWING STATEMENTS IS A REASON FOR NOT CLASSIFYING VIRUSES IN ONE OF THE 3 DOMAINS OF LIFE RATHER THAN IN A 4TH SEPARATE DOMAIN | VIRUSES ARE NOT COMPOSED OF CELLS |
| OXYGEN CROSSES A PLASMA MEMBRANE | THROUGH SIMPLE DIFFUSION |
| BY WHICH OF THE FOLLOWING MECHANISMS CAN A CELL TRANSPORT A SUBSTANCE FROM A LOWER TO HIGHER CONCENTRATION? | ACTIVE TRANSPORT |
| THE DIFFERENT BETWEEN SIMPLE DIFFUSION AND FACILITATED DIFFUSION IS THAT F.D. | REQUIRES TRANSPORTER PROTEINS |
| WHICH STEP IN THE GRAM STAIN IS CRITICAL STEP IN DIFFERENTIATING GRAM POSITIVE CELLS FROM NEGATIVE CELLS | ALCOHOL-ACETONE |
| MOST BACTERIA GROW BEST AT PH | 7 |
| MOST FUNGI GROW BEST AT PH | 5 |
| WHICH DIAGRAM OF A CELL WALL POSSESSES LIPID A / ENDOTOXIN RESPONSIBLE FOR SYMPTOMS ASSOCIATED WITH INFECTION? | GRAM NEGATIVE |
| WHICH DIAGRAM OF A CELL WALL HAS A STRUCTURE THAT PROTECTS AGAINST OSMOTIC LYSIS | GRAM POSITIVE AND NEGATIVE |
| WHICH CELL WAS IS RESISTANT TO MANY ANTIBIOTICS | GRAM NEGATIVE |
| WHICH CELL WALL CONTAINS TEICHOIC ACIDS | GRAM NEGATIVE |
| WHICH DIAGRAM OF A CELL WALL IS DECOLORIZED BY A BRIEF EXPOSURE TO ALCOHOL | GRAM NEGATIVE |
| WHICH OF THE FOLLOWING CORRECTLY TRACES THE PATH OF LIGHT THROUGH THE COMPOUND MICROSCOPE | LIGHT SOURCE, CONDENSER, SPECIMEN, OBJECTIVE LENS, OCULAR LENS |
| WHAT STRUCTURE DOES LGIHT PASS THROUGH AFTER LEAVING THE CONDENSER IN A COMPOUND LIGHT MICROSCOPE | SPECIMENT |
| THE RESOLUTION OF A MICROSCOPE CAN BE IMPROVED BY CHANGING THE | WAVELENGTH OF LIGHT |
| THE PURPOSE OF THE OCULAR LENS IS TO | MAGNIFY THE IMAGE FROM THE OBJECTIVE LENS |
| TF IN MEASURING TURBIDITY OF A CULTURE IN INDIRECT MEASUREMENT OF BACTERIAL GROWTH, ABSORBANCE AND TRANSMITTANCE ARE IDENTICAL AND INTERCHANGEABLE VALUES | FALSE |
Created by:
asanchez27