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MICROBIOLOGY LAB PRACTICAL - FINAL QUESTIONS AND ANSWERS 2025

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MICROBIOLOGY LAB PRACTICAL - FINAL QUESTIONS AND ANSWERS 2025

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MICROBIOLOGY LAB 2025
PRACTICAL - FINAL
ANSWER ALL QUESTIONS IN THIS SECTION



QUESTION 1



Aerobes - ANSWERS-Catalase is found in __________s. Catalase breaks down
Hydrogen Peroxide into water and oxygen.



QUESTION 2



Cytochrome C - ANSWERS-What does the Oxidase Test look for?



QUESTION 3



Purple - ANSWERS-In the Oxidase test, what color did the cells on the dry slide
turn if Cytochrome C was detected?



QUESTION 4



Thymine Dimers - ANSWERS-What does UV light cause in cells?




END OF
PAGE 1

, MICROBIOLOGY LAB 2025
PRACTICAL - FINAL

QUESTION 5



Bactericidal - ANSWERS-If you boil something for an hour, this would be
_____________.



QUESTION 6



Antiseptic - ANSWERS-Listerine is an example of an __________ which means it
is safe to come into contact with living tissue.



QUESTION 7



Disinfectant - ANSWERS-Bleach is a ______________. It is used only on surfaces
of non-living things.



QUESTION 8



Malachite Green - ANSWERS-What is the primary stain in the Endospore Stain?



QUESTION 9

END OF
PAGE 2

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