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Portage Microbiology Final Exam Questions with 100% Verified Answers

HEAL100 Health Care — exam and revision material · Other

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Health Care exam material, 6 pages. Originally published on StudyMerit.

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6
Academic year
2025/2026
Language
English

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Portage Learning Microbiology Final Exam - with 100% verified solutions - 2023 - 2024 Exam Page 1 Answer Key 1. True or False: A virus is considered a microorganism. False. Viruses are not living and as such are not considered microorganisms. Viruses can, however, be classified as microbes, a more general term that includes microorganisms and viruses. 2. What is the smallest biological unit of life? A cell. 3. At a generalized level, all cells are comprised of what? Macromolecules* *A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but they must answer with all four to be fully correct. Exam Page 2 1. Which of the following microorganisms are considered to be Eukarya ? Select all that apply. A. Animalia B. Plantae C. Fungi D. Protista Animalia, Plantae, Fungi, Protista are all eukarya. 2. True of False: All multicellular microorganisms classified as Animalia are heterotrophic. True 3. Microorganisms classified as Plantae obtain most of their energy by converting _____ energy into _______ energy. light; chemical

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Answer Key 1. Which of the following microorganisms are considered to be Eukarya? Select all that apply. A. Animalia B. Plantae C. Fungi D. Protista A,B,C,D 2. True or False: All multicellu lar microorganisms classified as Animalia are heterotrophic. True 3. Microorganisms classified as Plantae obtain most of their energy by converting _____ energy into _______ energy. Light (sunlight); chemical (sugars) Exam Page 3 Answer Key 1. Define anabolism. Anabolism is the process of building up or biosynthesis of macromolecules from small molecular units into much larger complexes. 2. In order to convert proteins into amino acids which metabolic process would be active? Catabolism would be active as proteins are made up of amino acids. Therefore, the process described (proteins into amino acids) is the breakdown, or catabolism of protein. Exam Page 4 Answer Key 1. In phosphorylation, the light reactions always occur where? The process of converting light energy into chemical energy (photophosphorylation) always occurs in the membrane. 2. True or False: The Calvin cycle must occur in the absence of light. False. The term ‘dark reactions’ (also known as the Calvin Cycle) simply denotes the seco nd stage in photosynthesis — dark reactions do not actually require darkness in order to occur. Exam Page 5 1. Assuming a constant (non - adjustable) light source power, identify the part of the microscope you would adjust to limit the amount of light entering the microscope. Select all that apply. A. Objective B. Condenser C. Iris diaphragm D. Eye piece

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