Fungi, bacteria, viruses, nematodes, mycoplasmas and spiroplasmas host susceptiblecropcultivar favorable environment air temperature soil fertility rainfall soil temperature soil type relative humidity soil ph soil moisture disease plant. Extensively drugresistant tuberculosis prevention and control. If potable water drinking water is contaminated with pathogens of diseases such as cholera, diarhhoea, hepatitis or jaundice, it reaches a healthy person upon consuming such water. Airborne diseases are illnesses spread by tiny pathogens in the air. By contrast, several thousand species exist in the human. In the united states, the majority of tb cases are caused by.
List of different human diseases caused by bacteria viruses protozoa and fungi. Box 50, 6700 ab wageningen, the netherlands and laboratory of nematology, wageningen university and. Waterborne diseases are caused by pathogenic microorganisms and. As we have earlier mentioned that air borne diseases can be caused by three kinds of pathogens the bacteria, fungi and virus, thus, airborne diseases are of three types. A blood borne disease is a disease that can be spread through contamination by blood and other body fluids. Waterborne bacterial diseases cause a wide range of syndromes including. Despite numerous efforts by government at various levels and other agencies interested in water and its safety, waterborne diseases are still a major public health and environmental concern. Airborne diseases spread easily and are difficult to prevent. Airborne diseases diseases caused by pathogens that small enough to be discharged from an infected person in a form of tiny drops called aerosols the pathogen remains suspended in air dust particles, or. Blood can contain pathogens of various types, chief among which are microorganisms, like bacteria and parasites, and nonliving infectious agents such as viruses.
Waterborne diseases an overview sciencedirect topics. In india as well as in the world many people often search for different human diseases and their scientific name of micro germs. Fewer diseases are caused by soilborne bacterial pathogens. Foodborne and waterborne diseases, including infections and intoxications, are acquired by consumption of contaminated food. Air borne and water borne diseases list of high impact articles. Chapter 2 transmission and pathogenesis of tuberculosis. Planting vegetable varieties with resistance to common diseases can help to both limit the occurrence of problems and the spread of soilborne pathogens. Microbes or microorganisms diseases caused by microorganisms diseases caused by bacteria, viruses, protozoans and fungi. List of airborne pathogens, including allergenic, toxigenic, and suspected respiratory and nonrespiratory pathogens airborne pathogen group disease status source dia microns. Feb 27, 2019 water borne diseases are the ones caused by pathogenic microbes spread via contaminated water. Some important terms to rememberhuman diseases pdf download notes for ssc cgl 2017,upsc,nda,cds. Infectious diseases of potential risk for travellers. A few soilborne pathogens, however, cause foliar diseases with symptoms and damage appearing on. Sep 29, 2016 the diseases spreading through contaminated water are known as waterborne diseases.
Foodborne disease an overview sciencedirect topics. Waterborne diseases are the ones caused by pathogenic microbes spread via contaminated water. The effects of arthropod borne disease range from mild to severe. Transmission of these pathogens occurs while using infected water for drinking, food preparation, and. Some common human diseases biology 267 notes module 4 environment and iii contact with soil contaminated with diseasecausing viruses and bacteria. These can be bacteria, fungi, or viruses, but they are all transmitted through airborne contact. May 26, 2017 airborne diseases are illnesses spread by tiny pathogens in the air. Bacteria are singlecelled organisms that have rigid cell walls but lack a membranebound nucleus.
Many infections are acquired by inhalation of pathogens that may remain in the respiratory system but also invade the rest of the body through lymphatic and blood circulations. The discharged microbes remain suspended in the air on dust particles, respiratory and water droplets. Here are some diseases caused by stagnant water or a list of waterborne diseases. Preventing transmission of infectious agents in healthcare settings pdf. Certain viruses or bacteria take flight and hang in the air or land. Respiratory pathogens fall into three major disease causing groups. What are the possible causes of air borne diseases. Contamination of food may occur at any stage in the process from farm to fork and can result from environmental contamination, including pollution of water, soil or air. Bacteria can also cause disease by releasing that harm the body. In this article, weve covered the 11 most common waterborne diseases, their symptoms and causes, along with which purification method can best eliminate them. Shane, in principles and practice of pediatric infectious diseases fourth edition, 2012. Also, care must be taken when selecting a water purification device.
It is caused by bacteria named being gastrointestinal it is caused by consuming contaminated food or water. Ncert science textbooks class 612, wikipedia microbes or microorganisms microorganisms include bacteria, fungi, protozoa, some algae, viruses, viroids and also prions that are proteinacious infectious agents. Such diseases include many of considerable importance both in human and veterinary medicine. The microorganisms are spread through air and attack the plants causing diseases.
Airborne microbes are biological airborne contaminants also known as bioaerosols like bacteria, viruses or fungi as well as airborne toxins passed from one victim to the next through the air, without physical contact, causing irritation at the very least earth materials and health, pg. Various microbial agents viruses, parasites and bacteria can cause illness and currently more than 200 known diseases are recognized as foodborne. Identify typical signs and symptoms of two arthropodborne viral diseases 3. Soil borne diseases will continue to frustrate backyard gardeners.
A classic example is clubroot disease of crucifers caused by plasmodiophora brassicae. Examples of diseases acquired by food and water consumption are travellers diarrhoea, hepatitis a, typhoid fever and cholera. Waterborne diseases are caused by the consumption of contaminated water and it is a main agent to transfer the. Jul 09, 2018 gk quiz on plant diseases plant diseases control is crucial to the reliable production of food, and it provides significant reductions in agricultural use of land, water, fuel and other inputs. The relevant pathogens may be viruses, bacteria, or fungi. Tuberculosiscausing bacteria may express themselves in both a latent and infectious form. This source can be an infected patient or an animal the droplets of infection can be transferred from the infected. In indoor environments bacteria are present in air and on surfaces. Pathogenic bacteria are bacteria that can cause disease. The insets which carry the viruses are known as vectors.
Vectorborne diseases a number of particularly serious infections are transmitted by insects and other vectors such as mosquitoes and ticks. To prevent food and water borne diseases, backcountry users need to decide what types of food to take on a trip, and how food will be stored and prepared. Airborne diseases are classified further on the basis of the type of pathogens. Organisms that cause infectious disease include fungi, oomycetes, bacteria, viruses, viroids, viruslike organisms, phytoplasmas, protozoa, nematodes. These diseases can be spread while bathing, washing, drinking water, or by eating food exposed to contaminated water. Airborne diseases are caused by pathogenic microbes small enough to be discharged from an infected person via coughing, sneezing, laughing and close personal contact or aerosolization of the microbe. Arthropodborne diseases, such as encephalitis and malaria, are characterized by symptoms such as headaches, fevers, weakness, and anemia. The following is a partial list of airborne pathogens. Arthropod borne diseases, such as encephalitis and malaria, are characterized by symptoms such as headaches, fevers, weakness, and anemia. Although most bacteria are harmless or often beneficial, some are pathogenic, with the number of species estimated as fewer than a hundred that are seen to cause infectious diseases in humans. May 16, 2019 list of different human diseases caused by bacteria viruses protozoa and fungi. Gk human diseases caused by bacteria viruses protozoa. Microorganisms causing diseases that characteristically are waterborne prominently include protozoa and bacteria, many of which are intestinal parasites, or invade the tissues or circulatory system through walls of the digestive tract.
Gk quiz on plant diseases plant diseases control is crucial to the reliable production of food, and it provides significant reductions in agricultural use of land, water, fuel and other inputs. Viruses of rabies are introduced through the wound caused by the bite of rabid animals, especially dogs. Airborne diseases are caused by pathogenic microbes small enough to be discharged from an infected person via coughing, sneezing, laughing and close. On common grounds, if we talk about the causes, then the air borne diseases are caused by exposure to some source of infection.
There are many airborne diseases that are of clinical importance and include bacteria, viruses, and fungi. The most familiar diseases caused by soilborne pathogens are probably rots that affect belowground tissues including seed decay, dampingoff of seedlings, and root and crown rots and vascular wilts initiated through root infections. Some infectious diseases are contagious or communicable, that is, spread from one person to another. Bacterial diseases for questions 15, complete each statement by writing the correct word or words. The infection is caused due to drinking water, or may be a chance of occurring from swimming water, by these two ways. Many outbreaks and individual cases of foodborne illness result from consuming the two most common types of foodborne pathogens. An airborne disease is any disease that is caused by pathogens that can be transmitted through the air. Tuberculosis, multidrug resistant prevention and control. Waterborne diseases are conditions caused by pathogenic microorganisms that are transmitted in water.
Define airborne diseases and droplet infections transmission mode who is at risk possible causes symptoms prevention modes. The diseases which spread from one diseased person to another through contaminated food, water or contact or through insecticides, and animals are called the communicable diseases. Airborne diseases, caused by microorganisms called pathogens, are primarily dispersed through moist air droplets or dust. Using air as transportation, pathogens use your respiratory tract as a channel for both entrance and exit via breathing, coughing or sneezing. Antibiotics may be used in dealing with airborne bacterial primary infections, such as pneumonic plague. Air borne and water borne diseases list of high impact. Human diseases pdf download notes for ssc cgl 2017,upsc,nda. When diseases and viruses are transmitted as very small particles by air. In most cases, food borne and water borne diseases may be prevented by implementing. Airborne and direct contact diseases disease surveillance.
Report the two common arthropod borne viral diseases 2. The contamination of water may be due to bacterial, viral or protozoan organisms. An airborne disease is caused by droplets of pathogens which are expelled into the air by coughing, sneezing or talking. Airborne infections spread when bacteria or viruses travel on dust particles or small. Waterborne diseases are caused by the consumption of contaminated water. Airborne fungal spores are also important agents of plant disease, and the means for dissemination of many common saprotrophic saprophytic fungi. Seed borne pathogens causes diseases at various stages of crop growth from germination of seed up to crop maturity and heavy losses have been observed, caused by seed borne pathogen in various crops. Report the common viral diseases spread by airborne. Various other waterborne diseases are caused by viruses.
Correlate arthropodborne virus infection with geography and time of year 21. Similar to mould, some bacteria are associated with waterdamaged building materials. Waterborne diseases are caused by pathogenic microorganisms and most commonly transmitted through contaminated fresh water. Identify typical signs and symptoms of two arthropod borne viral diseases 3. Some viruses or bacteria take flight and hang in the air or land on other people or surfaces. In india as well as in the world many people often search for different human diseases and their scientific name of micro. To help put all this in perspective look at the disease column and the dia microns column. These are caused by different causative agents pathogens. Respiratory pathogens fall into three major diseasecausing groups. Respiratory system disease caused by influenza virus rna virus. Airborne diseases from air and breathing by stephen. A bloodborne disease is a disease that can be spread through contamination by blood and other body fluids. Human disease in this topic we are going to figure out some serious diseases caused by various types of bacteria, viruses protozoa and fungus.
Soilborne diseases will continue to frustrate backyard gardeners. Airborne diseases, such as viruses, can lead to a common cold, the flu, or sars. Diseases caused by some environmental factor that produces. The diseases spreading through contaminated water are known as waterborne diseases. Soilborne diseases and how to effectively treat them. The pathogens responsible for these diseases come in the form of viruses, bacteria, or protozoa, all of which are invisible to the naked eye. Infections can be spread by bathing, washing, drinking, in the preparation of food, or the consumption of food thus infected. Well, there are several air borne diseases and each disease has its own specific causes. An illness due to infection with bacteria contaminating the water supply. One way bacteria can cause disease is by breaking down and damaging of the infected organism. Seed borne pathogens causes seed and seedling rots, i. The relevant pathogens may be viruses, bacteria, or fungi, and they may be spread through breathing, talking, coughing, sneezing, raising of dust.
An airborne disorder is any disease that is caused by a microorganism. Airborne disease can spread when an infected person coughs, sneezes, or talks, spewing nasal and throat secretions into the air. Bacteria opportunistic infections endogenous humans. High levels of bacteria concentration indoors is an indication of high occupancy rate, poor ventilation, or poor building maintenance. Gk human diseases caused by bacteria viruses protozoa fungi. This involves with bacterial, viral or protozoan organisms.
Planting vegetable varieties with resistance to common diseases can help to both limit the occurrence of problems and the spread of soil borne pathogens. These can be bacteria, fungi, or viruses, but they are all transmitted through. Fungi, bacteria, viruses, nematodes, mycoplasmas and spiroplasmas host susceptible. The effects of arthropodborne disease range from mild to severe. Jan 06, 2018 here are some diseases caused by stagnant water or a list of water borne diseases. An airborne disease is any disease that is caused by pathogens that can be transmitted. Some diseases can be fatal, and others, while not causing death, may have chronic effects that decrease quality of life. Airborne diseases airborne microbes, allergens and chemicals cause respiratory disease inflammation in the nose, throat, sinuses, upper airway and the lung.
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