Portage Learning Microbiology Final Exam Questions With Complete Solutions

Match each of the following organelles with the correct description. Nucleus Endoplasmic Reticulum Lysosomes Chloroplasts correct answer: Nucleus - Contains genomic content of the cell Endoplasmic Reticulum - Series of membrane-enclosed sacs and interconnected tubes Lysosomes - Contain hydrolytic enzymes capable of degrading unwanted cellular debris Chloroplasts - Site of photosynthesis Briefly explain how a Scanning Electron Microscope (SEM) forms an image of subcellular organelles, substrates, and viral particles. correct answer: An image is formed from the interactions of electrons as they reflect off (not through) the surface of the specimen. Samples are coated in either gold or palladium to enhance electron reflections. The reflection is seen in 3-D rendering. Match each of the following diseases to the correct bacterial family. Scalded Skin Syndrome Bubonic PLague Opthalmia Neonatorium Legionnaires correct answer: Scalded Skin Syndrome - Staph Aureus Bubonic Plague - Yersina Pestis Opthalmia Neonatorium - Staphylococcus Legionnaires - Legionella Identify each of the following microorganisms as either a Prokaryote or a Eukaryote. E.coli Archaeons Yeast Amoeba correct answer: E.coli - Prokaryote Archaeons - Prokaryote Yeast - Eukaryote Amoeba - Eukaryote