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Microbiology Exam 1 LATEST QUESTIONS AND CORRECT ANSWERS GRADED A+/

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Microbiology Exam 1 LATEST QUESTIONS AND CORRECT ANSWERS GRADED A+/

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Microbiology Exam 1 LATEST QUESTIONS
AND CORRECT ANSWERS GRADED A+/
Microorganism



Ans: are organisms that are too small to see with the unaided eye



Quiz examples of microorganisms



Ans: bacteria

fungi

protozoa

microscopic algae

viruses



Quiz what kind of microscope do you use when you are working with microorganisms you can't
see?



Ans: bright field microscope

,Quiz what are the different magnifications of a bright field microscope



Ans: 4x

10x

40x

100x



Quiz what is the kind of microscope that you use when looking at a virus



Ans: electron microscope



Quiz what are the different magnifications of the electron microscope



Ans: 1 mil

2 mil

10 mil



Quiz How are microbes helpful



Ans: decompose organic waste

generate O2

produce chemical products such as ethanol and others

produce fermented foods ex: vinegar, cheese, and bread

,produce products used in manufacturing ex: cellulose and insulin



Quiz How many microbes are pathogenic out of all the microorganisms



Ans: 70/10 mil



Quiz what knowledge do microbes give humans



Ans: prevent diseases

allow food storage and prevent food spoilages

stop transmission of diseases



Quiz Microbiology



Ans: the study of organisms too small to be seen with the naked eye



Quiz microbial ecology



Ans: the study of the relationship between microorganisms and their environment



Quiz competitive exclusion



Ans: a way to kill the bad bacteria

, - change in the pH

- secrete enzymes

- eat the food



Quiz bioremediation



Ans: using microbes to clean up pollutants



Quiz Bacillus thuringienisis



Ans: can kill insects but doesn't harm plants or animals



Quiz Order of the Scientific Method



Ans: observe

hypothesis

prediction

experiment

consistency

theory

law



Quiz Mycology

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