Microbiology Exam Questions and Answers

Microbiology Exam Questions and Answers Archaea - Answer-Prokaryotic No Peptidogycan Live in extreme environments 3 main groups: - Methanogens: produce methane as waste product - Extreme Halophiles: live in extreme salty environments - Extreme Thermophiles: live in hot sulfurous waters Not parasitic Eukaryotes - Answer-organisms whose genetic material has a nucleus Fungi - Answer-Eukaryotes Chitin cell walls Organic chemicals for energy Molds& Mushrooms= multi-cellular have masses of mycelia, composed of hypae Yeasts are unicellular Reproduce sexually or asexually Protozoa - Answer-Unicellular eukaryotes ingest organic chemicals may be motile bc of pseudopods(false feet) cilia or flagella reproduce sexually or asexually Algae - Answer-Eukaryotes Cellulose cell walls abundant in fresh& salt water environments Use photosynthesis for energy - produce molecular oxygen& organic compounds -utilizing by other organisms reproduce sexually or asexually