Download BIOS242 Week 4 Midterm Exam (Latest): Microbiology: Chamberlain College of Nursing(100% c and more Exams Biology in PDF only on Docsity! Points Received: Comments: 0 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology BIOS 242 Week 4 Midterm Exam 1. 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. Questio n 2 . Question : Microbes that can live in the presence or absence of oxygen are called Student Answer: anaerobes. facultative anaerobes. obligate parasites. archaea. prokaryotes. ] pg. 1 Points Received: 0 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Questio n 3 . Question : Which of the following scientists provided evidence in favor of the concept of spontaneous generation? Student Answer: Pasteu r Needh am Redi Buchne r Spallan za pg. 2 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology immunology. chemotherapy . molecular biology. epidemiology. Questio n 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. Questio n 8 . Question : Saccharomyces cerevisiae is an example of which of the following types of microbes? Student Answer: fungus protozo an prokary ote alga pg. 5 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology viru s pg. 6 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Questio n 9 . Question : Proteins that promote chemical reactions in the cell are called Student Answer: spores. enzyme s. genes. protozo a. flagella . Question 10 . Question : Which of the following scientists was the first to develop a taxonomic system for classifying organisms? Student Answer: Linnaeus Needham Leeuwenho ek Lister Pasteur Question 11 . Question : Robert Koch was involved in research on all of the following topics EXCEPT Student Answer: pg. 7 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question 14 . Question : The study of the causation of disease is known as Student Answer: epidemiolo gy. immunolog y. biotechnolo gy. pg. 10 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology etiology. chemotherapy. Question 15 . Question : The study of the occurrence, distribution, and spread of disease is known as Student Answer: biotechnology . epidemiology. molecular biology. serology. biochemistry. Question 16 . Question : Short, hairlike structures used only by eukaryotic cells for movement are called Student Answer: pili. flagella. fimbriae . pseudopodia. cilia. pg. 11 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question 17 . Question : Which of the following is NOT a component of bacterial cell walls? pg. 12 Points Received: Comments: 0 of 1 Points Received: Comments: 0 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Comments: Question 20 . Question : All of the following are common to both the Gram stain and the acid- fast stain EXCEPT Student Answer: primary stain. countersta in. a decolorizing agent. a mordant. a decolorizing agent and a counterstain. Question 21 . Question : A patient suffering from tuberculosis could be diagnosed by use of the stain. Student Answer: Gram endosp ore acid- fast flagella r capsule pg. 15 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question 22 . Question : Carbolfuchsin is the in the acid-fast stain. Student Answer: primary stain mordant decolorize r pg. 16 Points Received: Comments: 0 of 1 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology counterstain fixing reagent Question 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. Question 24 . Question : The rules of naming organisms are called Student Answer: taxonomy. nomenclatu re. classificatio n. binomials. pg. 17 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology e n d o s p o r e s t a i n e l e c t r o n m icroscopy stain acid- fast stain pg. 20 Points Received: Comments: 0 of 1 Points Received: Comments: 0 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question 28 . Question : The molecule that an enzyme acts upon is known as its Student Answer: substrate. coenzyme. apoenzyme. holoenzyme . catalyst. Question 29 . Question : Pyruvic acid is a product of Student Answer: the Krebs cycle. fermentatio n. glycolysis. the Entner-Doudoroff pathway. both glycolysis and the Entner-Doudoroff pathway. Question 30 . Question : In microbiology, the term growth usually refers to an increase in Student Answer: a microbe's size. the number of microbial cells. the pg. 21 BIOS242 Week 4 Midterm Exam (Latest): Microbiology a m ount of ATP produced. the number and size of microbial cells. the number and size of microbial cells and the amount of ATP produced. pg. 22 Points Received: Comments: 1 of 1 Points Received: Comments: 0 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology binary fission. Question 34 . Question : During the of growth, cells are dying faster than new cells are being produced. Student Answer: death phase lag phase log phase stationary phase longitudinal phase Question 35 . Question : Metabolic activity is at maximum level in theof growth. Student Answer: lag phase log phase death phase stationary pg. 25 BIOS242 Week 4 Midterm Exam (Latest): Microbiology p h a se intermediate phase Question 36 . Question : Cells are rapidly growing and dividing during the of growth. Student Answer: death phase lag phase pg. 26 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology log phase stationary phase indeterminate phase Question 37 . Question : Microaerophiles are microbes that grow best at low Student Answer: carbon dioxide levels. pH values. hydrostatic pressure. oxygen levels. salt concentrations. Question 38 . Question : An acidophile thrives under conditions of low Student Answer: carbon dioxide levels. salt concentrations. oxygen levels. hydrostatic pg. 27 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology sterile. f r ee of all microbes. clean. sanitized. free of pathogens. pg. 30 Points Received: Comments: 0 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question 42 . Question : Which of the following is a sterilizing agent? Student Answer: ozone hydrogen peroxide peracetic acid dish soap ozone and hydrogen peroxide Question 43 . Question : The process of filtration is a(n) Student Answer: disinfectant method. sterilizing method. sanitization method. antiseptic procedure. ineffective method for removing microbes. Question 44 . pg. 31 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question : Which of the following is NOT a characteristic of a genus name? Student Answer: it is usually an adjective. it is written before the specific epithet. it is always capitalized. it is either underlined or in italics. it is one of two names used to identify an organism. pg. 32 Points Received: Comments: 0 of 1 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology antigens capsules Question 48 . Question : The metabolic processes called fermentation Student Answer: produce substrates for the Krebs cycle. are alternatives for the pentose phosphate pathway. use an organic molecule as a final electron acceptor. occur only when oxygen is readily available. produce substrates for glycolysis. Question 49 . Question : Which of the following is an incorrect pairing? Student Answer: protozoa: multicellular fungi: cell walls algae: aquatic and marine habitats prokaryotes: no nuclei viruses: acellular parasites pg. 35 Points Received: Comments: 1 of 1 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Question 50 . Question : Who discovered penicillin? Student Answer: Fleming pg. 36 BIOS242 Week 4 Midterm Exam (Latest): Microbiology Ehrlich Kitasato Pasteur Domagk pg. 37