[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fxLN3MUwXCdr5RPjwZYIDpOj8CHyjOmngWTgoKXPtZbg":3,"$f9Jt4uKMrtyJnAOK8yPeDBFy2lvt93MAko9LDggR6vdM":32,"$f3Ft0rKFJHppdzE-vuveecxx1BUcg9iOlMLtyzf_MJDg":71},[4,8,12,16,20,24,28],{"title":5,"slug":6,"path":7},"About Microbeonline.com","about-microbeonline-com","\u002Fabout-microbeonline-com\u002F",{"title":9,"slug":10,"path":11},"About Me","about-me","\u002Fabout-microbeonline-com\u002Fabout-me\u002F",{"title":13,"slug":14,"path":15},"Advertise with Us","advertise-us","\u002Fadvertise-us\u002F",{"title":17,"slug":18,"path":19},"Privacy Policy","privacy-policy","\u002Fprivacy-policy\u002F",{"title":21,"slug":22,"path":23},"Abbreviations","abbreviations","\u002Fabbreviations\u002F",{"title":25,"slug":26,"path":27},"Microbes","microbes","\u002Fmicrobes\u002F",{"title":29,"slug":30,"path":31},"Books","recommended-books","\u002Frecommended-books\u002F",{"type":33,"data":34},"blog",{"slug":35,"title":36,"description":36,"seoTitle":37,"seoDescription":37,"author":38,"createdDate":39,"lastUpdatedDate":40,"draft":41,"category":42,"image":37,"body":43,"faq":44,"tags":45,"related":47},"mcq-general-microbiology","General Microbiology MCQs with Answers (11-21)",null,"Acharya Tankeshwar","2010-04-20","2026-07-12",false,"mcqs","![](https:\u002F\u002Fassets.microbeonline.com\u002Fblogs\u002FMCQs-General-Microbiology.png)**MCQ General Microbiology** **11.**\n\nThe average radius of the prokaryotic cells is:\\\na. 0.5-2.0 μm\\\nb. 1.0-4.0 μm\\\nc. 1.0-10.0 μm\\\nd. 5.0-10.0 μm\\\ne. 10.0-30.0 μm\n\n**MCQ General Microbiology** **12.**\n\nWhile viewing the soil sample under the [light microscope](\u002Fworking-mechanism-of-light-microscope\u002F) you will notice a rod-shaped cell devoid of a nucleus. The only correct assumption that can be made of the cell thus far is that:\\\na. It is a eukaryote\\\nb. It is gram-positive\\\nc. It contains [peptidoglycan ](\u002Fpeptidoglycan-mureinmucopeptide-structure-and-medical-significance\u002F)\\\nd. It contains [mitochondria](https:\u002F\u002Fconcisebiology.com\u002Fmitochondria\u002F)\\\ne. It is part of multicellular microorganisms\n\n**MCQ General Microbiology** **13**\n\nWhich of the following is likely to contain structures composed of N-acetylmuramic acid and N-acetylglucosamine:\\\na. Spheroplasts\\\nb. Mycoplasmas\\\nc. *Escherichia coli*\\\nd. Protoplasts\\\ne. Amoebas\n\n**MCQ General Microbiology** **14**\n\nThe association  of endotoxin in Gram-negative bacteria is a result of the presence of:\\\na. Peptidoglycan\\\nb. [Lipopolysaccharide](\u002Flipopolysaccharide-lps-of-gram-negative-bacteria-characteristics-and-functions\u002F)\\\nc. Polypeptide\\\nd. Steroids\\\ne. Calcified proteins\n\n**MCQ General Microbiology** **15**\n\nThe reason that bacterial cells are more resistant to osmotic shock than are eukaryotic cells is that they:\\\na. Contain a cell wall composed of cellulose\\\nb. Contain Osmo- regulating porins\\\nc. Actively block water molecules from entering the cell\\\nd. Are selectively permeable\\\ne. Contain a cell wall composed of peptidoglycan\n\n**MCQ General Microbiology** **16**\n\nWhich of the following describes [prokaryotic cell ](\u002Fdifferences-prokaryotic-eucaryotic-cells\u002F)membrane?\\\na. Selectively permeable\\\nb. Regulates passage of materials into and out of the cell\\\nc. Contains proteins and phospholipids\\\nd. Contains metabolic enzymes\\\ne. All of these\n\n**MCQ General Microbiology** **17**\n\n[Bacterial fimbriae](\u002Fbacterial-pili-fimbriae-characteristics-types-and-medical-importance\u002F) present on the outer cell surface are used for:\\\na. cellular activity\\\nb. sexual reproduction\\\nc. cell wall synthesis\\\nd. adherence to surfaces\\\ne. adherence, and exchange of genetic information.\n\n**MCQ General Microbiology** **18**\n\nThe use of antibiotics that inhibit or inactivate cellular ribosomes will result directly in the loss of which of the following functions:\\\na. ATP production\\\nb. DNA replication\\\nc. [Phagocytosis](\u002Fphagocytosis-mechanism-and-steps\u002F)\\\nd.Protein synthesis\\\ne. Cell division\n\n**MCQ General Microbiology** **19**\n\nChloroplasts are organelle that actively carries out photosynthesis. Which of the following is NOT a characteristic of them?\\\na. Are found in plant and algal cells\\\nb. Contain the pigment chlorophyll\\\nc. Are membrane-enclosed\\\nd. Are found in photosynthetic prokaryotic cells\\\ne. Are found only in eukaryotic cells\n\n**MCQ General Microbiology** **20**\n\nWhich of the following is true of phagocytosis?\\\na. Is not energy-dependent\\\nb. Requires concentration gradient\\\nc. Occurs in prokaryotic and eukaryotic cells\\\nd. None of the above\\\ne. A larger cell engulfs a smaller cell that will eventually be present in an internal vacuole.\n\n**MCQ General Microbiology** **21**\n\nAll of the following pertain to [mitosis](https:\u002F\u002Fconcisebiology.com\u002Fmitosis-cell-division-stages-purpose-and-importance\u002F) EXCEPT:\\\na. new cells receive one copy of each parent cell chromosome\\\nb. Preceded by [DNA replication](\u002Freplication-of-dna-prokaryotes\u002F)\\\nc. Results in gamete production\\\nd. Spindle apparatus guides chromosome movement\\\ne. Process of nuclear division.\n\n**Answer key of MCQs General Microbiology**\\\n11. (b)1.0-4.0 μm\\\n12.(c)It contains peptidoglycan\\\n13.(c)*Escherichia coli*\\\n14.(b) Lipopolysaccharide\\\n15.(e) Contain a cell wall composed of peptidoglycan\\\n16. (c) It contains proteins and phospholipids\\\n17. (d) adherence to surfaces\\\n18. (d) Protein synthesis\\\n19. (d) are found in photosynthetic prokaryotic cells\\\n20. (e) A larger cell engulfs a smaller cell that will eventually be in an internal vacuole.\\\n21. (c) Results in gamete production.\n\n### Try These MCQs Too",[],[46],"mcqs-in-microbiology",[48,54,60,66],{"slug":49,"title":50,"description":50,"seoTitle":37,"seoDescription":37,"author":38,"createdDate":51,"lastUpdatedDate":40,"draft":41,"category":42,"image":37,"faq":52,"tags":53},"multiple-choice-questions-in-microbiology-the-history-of-microbiology","MCQs in History of Microbiology (Part II)","2013-08-09",[],[46],{"slug":55,"title":56,"description":56,"seoTitle":37,"seoDescription":37,"author":38,"createdDate":57,"lastUpdatedDate":40,"draft":41,"category":42,"image":37,"faq":58,"tags":59},"history-of-microbiology-multiple-choice-questions","MCQs in History of Microbiology (Part I)","2013-05-31",[],[46],{"slug":61,"title":62,"description":62,"seoTitle":37,"seoDescription":37,"author":38,"createdDate":63,"lastUpdatedDate":40,"draft":41,"category":42,"image":37,"faq":64,"tags":65},"mcqs-in-microbiology-for-m-sc-entrance-examination","MCQs in Microbiology: Miscellaneous Topics","2012-05-21",[],[46],{"slug":67,"title":68,"description":68,"seoTitle":37,"seoDescription":37,"author":38,"createdDate":39,"lastUpdatedDate":40,"draft":41,"category":42,"image":37,"faq":69,"tags":70},"mcq-microbiology","General Microbiology MCQs with Answer Keys (1-10)",[],[46],[72,78,85,90,94,98,103,108,112,116],{"slug":73,"name":38,"description":74,"image":75,"body":76,"postCount":77},"acharya-tankeshwar","Editor-in-chief","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Ftankeshwar-acharya-author-microbeonline.jpg","***Tankeshwar Acharya, MSc (Medical Microbiology)***\n\n*Tankeshwar Acharya is an Assistant Professor in the Department of Microbiology at Patan Academy of Health Sciences (PAHS), Nepal, where he has been teaching and practicing clinical microbiology for over 14 years. He is the founder of Microbe Online, one of the leading free microbiology education resources on the web, covering bacteriology, mycology, parasitology, immunology, and clinical laboratory diagnostics written from direct experience in both the classroom and the diagnostic laboratory.*",433,{"slug":79,"name":80,"description":81,"image":82,"body":83,"postCount":84},"ashma-shrestha","Ashma Shrestha","SEO Copywriter and Science Communicator\nKathmandu, Nepal","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fashma-shrestha.png","Ashma Shrestha holds a Master of Science in Medical Microbiology from the Institute of Science and Technology (IOST), Tribhuvan University, Nepal, where she developed a strong foundation in virology, molecular biology, and diagnostic microbiology.\n\nShe now works as an SEO Copywriter at Resolution Digital, where she combines her scientific training with research-driven content strategy. She is certified in Google Analytics and Google Business Profile (GBP), and brings a data-informed approach to science communication writing content that is not only accurate but structured to reach and serve the students who need it most.\n\nAt microbeonline, Ashma contributes articles primarily in virology and molecular biology, areas she finds most compelling for their mechanistic depth and their growing clinical relevance. Her writing reflects the same standard the site is built on: factual rigor, clear explanation of the *why* behind microbiology concepts, and content that helps students move from memorization to genuine understanding.\n\nShe is passionate about making complex microbiological concepts accessible without sacrificing accuracy; a skill that sits at the intersection of her scientific training and her professional work in content and SEO.",81,{"slug":86,"name":87,"description":88,"image":37,"body":37,"postCount":89},"sushmita-baniya","Sushmita Baniya","Author \u002F Contributor",32,{"slug":91,"name":92,"description":88,"image":37,"body":37,"postCount":93},"samikshya-acharya","Samikshya Acharya",20,{"slug":95,"name":96,"description":88,"image":37,"body":37,"postCount":97},"alisha-tripathi","Alisha Tripathi",6,{"slug":99,"name":100,"description":101,"image":37,"body":37,"postCount":102},"aastha-shrestha","Aastha Shrestha"," Author \u002F Contributor",9,{"slug":104,"name":105,"description":106,"image":37,"body":37,"postCount":107},"guest-author","Guest Author","Guest Author \u002F Contributor",2,{"slug":109,"name":110,"description":88,"image":37,"body":37,"postCount":111},"srijana-khanal","Srijana Khanal",18,{"slug":113,"name":114,"description":106,"image":37,"body":37,"postCount":115},"dr-poonam-acharya","Dr. Poonam Acharya",1,{"slug":117,"name":118,"description":88,"image":37,"body":119,"postCount":120},"nisha-rijal","Nisha Rijal","**Nisha Rijal** is a microbiologist and quality assurance specialist. She served for nearly 12 years as a microbiologist at the National Public Health Laboratory (NPHL), Nepal's national reference laboratory, and continues to work as a consultant microbiologist in international public health organization. ",51]