Download BIOS242 Week 4 Midterm Exam: Microbiology - Prof. purdul and more Exams Biochemistry in PDF only on Docsity!
Points Received: Comments: 0 of 1
BIOS 242 Week 4 Midterm Exam
2024/25 Update
- Question : (^) Antoni van Leeuwenhoek was the first person in history to Student Answer: (^) use a magnifying glass. develop a taxonomic system. view protozoa and bacteria. disprove spontaneous generation. prove the germ theory. Questi on 2 . Question : (^) Microbes that can live in the presence or absence of oxygen are called Student Answer: anaerobes. facultative anaerobes. obligate parasites.
Points Received: 0 of 1 a rchaea. prokaryotes. ] Questi on 3 . Question : (^) Which of the following scientists provided evidence in favor of the concept of spontaneous generation? Student Answer: Paste ur Needh am Redi Buchn er Spalla nza Points Received: Comments: 1 of 1
A suspected pathogen must be found in the majority of individuals with a particular disease. Questi on 6 . Question : (^) The study of the body's defenses against pathogens is called Student Answer: etiology. Points Received: Comments: 0 of 1
immunology. chemotherap y. molecular biology. epidemiology. Questi on 7 . Question : (^) Which of the following is NOT a characteristic of viruses? Student Answer: (^) they are visible with a light microscope. they are acellular. they are composed of genetic material and protein. they are smaller than prokaryotic cells. they are obligatory parasites. Questi on 8 . Question : (^) Saccharomyces cerevisiae is an example of which of the following types of microbes? Student Answer: (^) fungus protoz Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1
Points Received: Comments: 1 of 1 Questi on 9 . Question : (^) Proteins that promote chemical reactions in the cell are called Student Answer: spores . enzym es. genes. protoz oa. flagell a. Questio n 10 . Question : (^) Which of the following scientists was the first to develop a taxonomic system for classifying organisms? Student Answer: (^) Linnaeus Needham Leeuwenh oek Lister Pasteur Points Received: Comments: 1 of 1
Questio n 11 . Question : (^) Robert Koch was involved in research on all of the following topics EXCEPT Student Answer: the cause of anthrax. the cause of fermentation. development of a method to prove the cause of an infectious disease. the cause of tuberculosis. techniques for isolating microbes in the laboratory.
Questio n 14 . Question : (^) The study of the causation of disease is known as Student Answer: (^) epidemiol ogy. immunolo gy. biotechnol ogy.
Points Received: Comments: 1 of 1 etiology. chemotherapy. Questio n 15 . Question : (^) The study of the occurrence, distribution, and spread of disease is known as Student Answer: biotechnolog y. epidemiolog y. molecular biology. serology. biochemistry . Questio n 16 . Question : (^) Short, hairlike structures used only by eukaryotic cells for movement are called Student Answer: pili. flagella . fimbria Points Received: Comments: 1 of 1
Points Received: Comments: 0 of 1 Points Received: Comments: 0 of 1 Student Answer: peptidoglyc an lipoteichoic acids mycolic acid tetrapeptide tubulin Questio n 18 . Question : (^) Endospores survive a variety of harsh conditions in part because of the presence of Student Answer: mycolic acid. lipopolysacch aride. hopanoids. dipicolinic acid. glycoproteins . Questio n 19 .
Points Received: 0 of 1 Question : When cells are placed in a hypertonic solution, they lose water and shrivel. This process is called Student Answer: (^) crenation. endocytosis. passive transport. periplasm. plasmalemm a.
a r capsul e Questio n 22 . Question : (^) Carbolfuchsin is the in the acid-fast stain. Student Answer: (^) primary stain mordant decoloriz er
Points Received: Comments: 1 of 1 Points Received: 1 of 1 counterstain fixing reagent Questio n 23 . Question : (^) The kingdoms included in the Linnaeus system are Student Answer: Animalia and Prokaryotae. Protista and Plantae. Fungi and Protista. Animalia and Plantae. Prokaryotae and Protista. Questio n 24 . Question : (^) The rules of naming organisms are called Student Answer: taxonomy. nomenclat ure. pg. 17 Points Received: Comments: 0 of 1
Points Received: Comments: 0 of 1 decolorizing agent. mordant. primary stain. fixative. Questio n 26 . Question : (^) Crystal violet is the in the Gram stain. Student Answer: (^) counterstain decolorizing agent mordant neutralizing agent primary stain Questio n 27 . Question : (^) The makes use of malachite green. Student Answer: Points Received: Comments: 1 of 1
Points Received: Comments: 1 of 1 negative stain flagellar stain endospore stain electron microscopy stain acid-fast stain
