LSBU Microbiology Past Paper - ASC 4 489 PDF

A picture containing drawing, plate Description automatically generated +-----------------------------------+-----------------------------------+ | Session | Exam Office Ref: | +===================================+===================================+ | Mod...

A picture containing drawing, plate Description automatically generated +-----------------------------------+-----------------------------------+ | Session | Exam Office Ref: | +===================================+===================================+ | Module | ASC\_4\_489 | +-----------------------------------+-----------------------------------+ | Module Code | | +-----------------------------------+-----------------------------------+ | Date | | +-----------------------------------+-----------------------------------+ | **Student Number** | | +-----------------------------------+-----------------------------------+ | Instructions to students: | | | | | | The exam is divided in 2 | | | sections. | | | | | | Multiple choice questions | | | (**1-40**). Please answer all | | | questions with ONLY one option in | | | the answer sheet (below). **1 | | | mark** per question | | | | | | Short answer questions. **Select | | | and answer ONLY 5 questions** (4 | | | marks each) | | | | | | Mark your answers **on** the exam | | | paper (here). | | | | | | Total marks : **100** | | +-----------------------------------+-----------------------------------+ **Part A. Multiple choice questions** 1\. The domains of life are A\) Bacteria, plants and animals B\) Bacteria, animals and eukarya C\) Bacteria, archaea and eukarya D\) Bacteria, algae and eukarya 2\. Pili are also called A\) Cilia B\) Fimbriae C\) Microvilli D\) Flagella 3\. It is FALSE about flagella that A\) Are present in bacteria B\) Are used for movement in the environment C\) It is only present in Gram positive bacteria D\) Have a hook at the end of the filament that anchored it to the basal body 4\. \_\_\_\_\_\_\_\_ are infectious agents that do not have a nucleic acid genome. A\) Viroids B\) Prions C\) Virusoids D\) Prioids 6.\_\_\_\_\_\_\_\_\_\_\_ are prokaryotic organism with cell wall but without peptidoglycan that likes to grow in extreme conditions A\) Archaea B\) Algae C\) Bacteria D\) Fungi 7\. Antibodies are produced by \_\_\_\_\_\_\_\_. A\) plasma cells B\) T cells C\) bone marrow D\) Macrophages 9\. When two antibiotics are given together to increase the therapeutic effect the phenomenon is referred to as: A\) Antagonism B\) Mutualism C\) Synergism D\) Parasitism 10\. What part of the growth curve should I use to calculate the doubling time? A\) Log phase B\) Lag phase C\) Stationary phase D\) Death phase 11\. How many types of Biosafety levels there are? A\) 1 B\) 2 C\) 3 D\) 4 12\. \_\_\_\_\_\_\_\_\_\_\_ used his skills at lens grinding and the use of light and improved the resolving power of the microscope to 200 times. A\) Robert Hooke B\) Antony van Leeuwenhoek C\) Albert Einstein D\) Louis Pasteur 13 All \_\_\_\_\_\_\_\_\_ microscopes use visible light to illuminate enlarged images of specimens. A\) Light B\) Electron C\) Compound D\) Dark 14\. Which of the following is not one of Koch's postulates? A\) The microbe must be present in every animal with the disease and absent in healthy animals. B\) The microbe cannot be isolated and grown in pure culture outside of the host. C\) The cultured microorganism must cause the same disease in inoculated animals. D\) The same microorganism must then be isolated from the inoculated animal. 15\. \_\_\_\_\_\_\_\_\_\_\_ is the process of using microorganisms to clean up toxic, hazardous, or unmanageable compounds by degrading them to harmless compounds. A\) Biodegradable microbiology B\) Microremediation C\) Bioremediation D\) Microbiology remediation 16\. Complex communities of microorganisms on surface are called: A\) Colonies B\) Biofilms C\) Biospheres D\) Flora 17\. The term microbiota refers to which of the following? A\) All microorganisms of the same species B\) All of the microorganisms involved in a symbiotic relationship C\) All microorganisms in a certain region of the human body D\) All microorganisms in a certain geographic region 18\. Methods of reproduction include: A\) Cell division, binary fission, mitosis, and meiosis. B\) Replication, reproduction, mitosis, and meiosis. C\) Binary fission, duplication, reproduction, and replication. D\) Mitosis, meiosis, replication, and cell division. 19\. Bacteria that have flagellum at both ends are referred to as A\) Peritrichous B\) Lophotrichous C\) Anphitrichous D\) Monotrichous 20\. Chitin is a component of the cell wall of A\) Archaea B\) Algae C\) Plants D\) Fungi **[Microbiology ASC\_4\_489 ]** **[Example Short answer questions]** 1. Compare Prokaryotes and Eukaryotes 2. Name and briefly describe the different types of microscopes 3. Compare Gram positive and Gram negative bacteria 4. Name 2 types of bacterial cell morphology and name a bacteria with that morphology 5. Compare enveloped and non-enveloped viruses 6. Name an opportunistic fungal infection and describe in what patient groups it might cause disease? 7. Compare and contrast general and selective growth media