A protective, often slimy, coating, often of sugars, that helps to protect the bacterium. All they have is a protein coat and a core of genetic material, either rna or dna. Bacteria that consume nitrogen and change it into a form that plants can use. Activity quiz 2 forms of contamination name date true or false. All viruses have is a protein coat and a core of genetic material, either rna or dna. Rate 5 stars rate 4 stars rate 3 stars rate 2 stars rate 1. They are 10 to 100 times smaller than bacteria the biggest difference between viruses and bacteria is that viruses must have a living host like a plant or animal to multiply, while most bacteria can grow on nonliving surfaces. The use of antibiotics is an effective treatment for viruses can reproduce and cause infections how do bacteria cause diseases. Youll be assessed on specific points such as singlecelled.
Chapter 19 bacteria and viruses chapter test a multiple choice write the letter that best answers the question or completes the statement on the line provided. Others are shaped like rods, bricks, threads, or bullets. Bacteria and viruses random science quiz can you answer the 20 questions about bacteria and viruses. What are the differences between viruses and bacteria. For webquest or practice, print a copy of this quiz at the biology. Both bacteria and viruses use host cells to reproduce, but viruses kill the host cell immediately, while bacteria maintain life within the host cell indefinitely. Unlike plant cell walls, the bacterial cell wall is composed of peptidoglycan, a combination of. If a person has lockjaw, what disease is he or she suffering from. Once you have answered all the questions, click the done button below the questions. The four major types of germs are bacteria, viruses, fungi, protozoa. Rna or dna and a cell membrane rna or dna and a protein coat rna and dna and a protein coat proteins, cell membrane and rna.
Virus and bacteria practice test make a quiz online. Microbe magic all about microbes quiz questions 0509. Viruses, bacteria, protists, and fungi bioiodigestigest unit projects unit projects unit 6unit 6 486 viruses, bacteria, protists, and fungi unit overview chapter 18 introduces students to the characteristics of viruses and to the structure, ecology, and importance of bacteria. Salt bacteria can carry on a simple form of photosynthesis with the aid of a membranebound red pigment called bacterial rhodopsin. Differential staining of bacteria on gram staining is due to. Transduction occurs when a virus accidentally takes in another bacterias dna and injects it into another prokaryote. Viruses are another type of tiny microorganism, although theyre even smaller than bacteria. To link to this page, copy the following code to your site. One example of a bacterial pathogen that damages host tissue is the bacterium that causes tuberculosis. Mutation is when dna changes for natural reasons or damage. This activity was created by a quia web subscriber. The genetics of viruses and bacteria quiz 10 questions. This science quiz is called health viruses, bacteria and fungi and it has been written by teachers to help you if you are studying the subject at middle school.
This quiz concerns the genetics of viruses and bacteria including inheritance, reproduction, and the structures of each. Viruses are the smallest and simplest life form known. In chapter 19, students study the diversity and classi. Which of these infectious agents do not have nucleic acid. A substance that stimulates the body to produce chemicals that destroy viruses or bacteria. Viruses insert their genetic material into host cells and use the host cells organelles to reproduce. There are even viruses that have complex, robotlike shapes, such as the bacteriophage in figure 1. Bacteria, virus, and infectious disease study guide. The single best way to protect yourself from germs, and to avoid spreading germs to.
Bacteria cause disease by incorporating their dna into the hosts dna, and viruses cause disease by incorporating their rna in the hosts rna. Bacteria, virus, and infectious disease open note test bacteria 1. Viruses use a host cell to make new viruses, then destroy the cell. This unit test final assessment on viruses and bacteria is an editable test bank of questions that will allow you to make the perfect unit test for your life science or biology students in grades 8 12.
Which among the following is called as filamentous bacteria. Microbe magic all about microbes quiz questions 05092007 4 question 16. Bacteria are living cells that grow and reproduce in the body and produce toxins or damage tissues they grow in. If bacteria does not absorb the stain and turns pink is gramnegative bacteria. Health viruses, bacteria and fungi education quizzes.
Part 1 examination in medical microbiology and virology sample. Virus and bacteria answers pdf following your need to always fulfil the inspiration to obtain everybody is now simple. Other quizzes cover topics on the scientific method, microbes, plants, invertebrates, vertebrates, and animal systems. Viruses viruses infect other cells in order to reproduce. A virus is an infectious agent made up of nucleic acid dna or rna wrapped in a protein coat called a capsid viruses have no.
There are 45 fill in the blank questions and 3 short answer questions. The cell wall of grampositive bacteria may contribute to the development of septic shock. Reasons that viruses are considered to be nonliving is because. Prokaryotes are singlecelled organisms that lack a a. Multiple choice questions on microbiology bacteria mcq. H1n1, also called the swine flu, is an influenza virus. From poliomyelitis to influenza, learn more about viruses, bacteria, and diseases in this quiz. The cell wall is composed of peptidoglycan, which is a layer of the cell wall made of sugar and amino acids. Antibiotics have no effect on a virus, only on bacteria so there is no point taking an.
If bacteria absorbs the stain and turns purple it is grampositive bacteria. The various shapes are cocci small, round cells, bacilli rods, vibrios bent or hooked rods, spirilla helical forms, and stalked forms. Most sore throats are caused by viruses, but strep throat is caused by bacteria. There is a drawing of a bacterial cell consisting of 9. This pathogen is inhaled into the lungs, where its growth triggers an immune response that can destroy large areas of. This document consists of 48 questions on bacteria. Microbe magic all about microbes quiz questions 05092007. Bacteria quiz printable and digital distance learning by. Viruses, bacteria, protists, and fungi hartland high school.
Bacteria gram stain are based on physical and chemical properties of the cell wall. Quiz yourself on the uses and effects of bacteria and viruses with these multiplechoice questions. Which of the following group of bacteria is considered as a link between bacteria and virus. A toxin produced by a bacterium that causes disease d. Cliffsnotes study guides are written by real teachers and professors, so no matter what youre studying, cliffsnotes can ease your homework headaches and help you score high on exams. A bacteriophage bak teer ee oh fayj is a that infects bacteria. Monerans or bacteria are the most numerous organisms on earth. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade aged 11 to 14. Viruses and bacteria test printable and digital distance. In fact, the largest virus is smaller than the smallest bacterium. Learn quiz microbiology bacteria viruses 1 with free interactive flashcards. Choose from 500 different sets of quiz microbiology bacteria viruses 1 flashcards on quizlet. Connecting to the internet is one of the short cuts to do.
Bacteria vs virus difference and comparison diffen. All the questions on this quiz are based on information that can be found at biology. Bacteria only cause disease by entering the body through the blood steam and infecting a host cell, and viruses only cause disease by entering through air passages. There are so many sources that offer and connect us to other world condition. Select the principal means by which antigenic shift occurs in influenza a virus.
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