Bacteria and fungi are common causes of malodour in home textiles, clothing, and footwear. ... the genes which are expressed in tolerant tea genotype in response to drought but whether tea root associated microbes have any role towards influencing this expression is yet to be deciphered. These were a few information related to the role of microbes in industrial products. Organic acids are also produced directly from glucose. (b) fungi SINGLE CELL PROTEIN • Protein derived from a culture of single-celled organisms, used especially as a food supplement. Question 4. The broad application of microbes in sustainable agriculture is due to the genetic dependency of plants on the beneficial functions provided by symbiotic cohabitants (Noble & Ruaysoongnern, 2010).Therefore, microbial biotechnology and its applications in sustainable development of agriculture and environmental health are getting better attention. Answer: Cholera (Acute diarrhoeal disease) is caused by Vibrio cholerae through contaminated food, water, oral route and through houseflies. Describe the role of microbes in agriculture and industries. Use EM today for as little as $10-$20 per hectare. Vaccines are prepared by killing or making the microbes inactive (attenuated). (c) liver Diseases Transmitted by Animals: Importance of bacteria in agriculture Bacteria play a vital role in agriculture for disease prevention and enhance fertility. ……………. Vitamins are organic compounds which are capable of performing many life-sustaining functions inside our body. Another complication of TB is that, once infected, the Mycobacterium remains dormant in the body even after adequate treatment. (b) Throat Answer: Required fields are marked *, The Role Of Microbes In Industrial Products. Write in detail about the diseases transmitted by animals. Tejas suffered from typhoid while, Sachin suffered from tuberculosis. Microbes play an important role in agriculture as biocontrol agents and biofertilizers. Avian influenza is a contagious bird disease caused by a number of viruses. Mention the species of malarial parasite which cause malignant and fatal malaria. It is an acute respiratory virus which is contagious and spreads through air.  Bacteria, fungi, protozoa, algae, viruses are examples! ………….. break down organic matter and animal waste into ammonia. Rod-shaped bacteria called as bacilli (or bacillus for a single cell). A majority of these plant growth promoting organisms colonize the surface of plant roots, known as the rhizosphere [1]. The main objective of the programme is to improve the water quality of River Ganges by interception, diversion and treatment of domestic sewage and to identify grossly polluting units to prevent pollution. You can Download Samacheer Kalvi 9th Science Book Solutions Guide Pdf, Tamilnadu State Board help you to revise the complete Syllabus and score more marks in your examinations. Answer: Answer: Explain about the waterborne diseases. Typhoid vaccine is also available that can protect against further attacks. Spiral shaped bacteria called as spirilla (or spirillum for single cell) Question 2. Answer: Plants depend on microorganisms to help them obtain their nitrogen they need from air. In the future, they may even be core components of … Answer: The interval between infection and the first appearance of a disease is called incubation period. There are few groups of microbes living in the digestive tracts of both humans and other animals which are collectively called as the gut microbiota. Your email address will not be published. It generally affects the upper respiratory tract (nose and throat) and causes fever, sore throat and choking of air passage. From the bacteria that help humans digest food to the viruses that help plants resist heat, bacteria, viruses and fungi – when used properly – are key components in food, medicine, agriculture and other areas. It is the study of microorganisms, or germs or microbes. It causes severe and persistent joint pain, body rashes, headache and fever. Answer: (d) Symbionts Birds that can carry and spread an avian influenza virus include poultry (like chickens, turkeys or ducks), wild birds and even pet birds. (a) bone marrow Microbes play a vital role in the cycling of elements like carbon, nitrogen, oxygen, sulphur and phosphorus. (d) Rubeola virus, VI. (a) Bacteria These containers include tires, buckets, birdbaths, water storage jars, and flower pots which are filled with water due to rains. Transmitting agent – whether airborne, waterborne or vector-borne. Like all organisms, microorganisms play important roles in the ecosystems they inhabit. Adenovirus, Retrovirus(HIV), Influenza virus, Poliovirus. ……………… are either a single or cluster of flagella at both the cell poles. Microbes play an important role in agriculture as biocontrol agents and biofertilizers. And the search for useful microbes has now expanded to include a whole new way to use microbes on the farm. (c) vectors, Question 3. (b) Mycelium, Question 9. Recently in 2018, Nipah virus was in the headlines of the daily newspaper. It may vary from few hours to several days. Write short notes on antibiotics and vaccines. … Few Chemicals, Enzymes and other Bioactive Molecules. (c) polysaccharides Stay tuned with BYJU’S to learn more about the microbes, its benefits, ill effects and other related topics @ BYJU’S Biology. (b) lungs (c) Monotrichous … (a) thallus, Question 8. Answer: Answer: 1. Question 3. It is transmitted by Aedes aegypti mosquito that has previously bitten an infected person. The special features that can be observed in this mosquito is white bands on its legs and a silver-white pattern of scales on its body. (b) intestine (b) lungs Bacteria are microscopic, single celled prokaryotic organisms without nucleus and other cell organelles. (01/20) 12. Collect the following information. Answer: Influeuza virus FI1N1 has been identified as the cause of this disease. The beneficial uses of bacteria include the production of traditional foods such as yogurt, cheese, and vinegar. Question 1. Dengue haemorrhagic fever is a more severe form and can be life threatening or fatal. ……………… means proteinaceous infective particle. As already discussed in the earlier article Contributions of Microbiology in Food Industry, they are used in production of various food products, and are also responsible for food spoilage thereby causing intoxication and diseases.. Microbial contamination of food products takes places usually on the way from the field to … V. State whether True or False. Explain the various types of viruses with examples. It involves the selection of beneficial micro-organisms that help in improving plant growth through the … Following is a brief account of the more important activities of the bacteria: 1. Without microbes, plants grow badly or not at all, and agriculture would be impossible. For example, Lactobacillus, the bacteria involved in the formation of curd from the milk and yogurt is produced by the bacteria, Lactobacillus bulgaricus. The size varies from less than 1 to 10 µm in length and 0.2 to 1 µm micrometer in width. (c) mycelium Answer: Typhoid disease is common in children of age group ……………….. years This is why all living things must have immune systems – while many microorganisms can be helpful to them, some can be harmful and cause disease. Question 1. Enzymes are naturally occurring, biological catalysts that are mainly used to control certain biochemical reactions in the living system. Fungi are larger than bacteria. Food and water contaminated by the faeces of infected person causes this disease. Answer: Microbes are the agents of food spoilage and decomposition of clothing and sheltering materials Give access. Question 1. These microbes play a crucial role in the fermentation process to obtain a number of products. Animal virus: Virus that infect animals, e.g. It is transmitted through contaminated water and food and through oral route. Immunization is a process of developing resistance to infections by the administration of antigens or antibodies. Malaria caused by Plasmodium falciparum is malignant and fatal. (a) liver, Question 7. Whenever the immunity of the patient goes down, TB can resurface again. just create an account. Hence, Dengue is reported largely during the post-monsoon season. (a) Lungs Define the incubation period. The body of the fungus is called ……………………… Microbes are used in the production of beverages, enzymes, organic acids, vitamins and antibiotics, Your email address will not be published. The penicillin antibiotic is obtained from the fungus – Penicillium notatum. A majority of these plant growth promoting organisms colonize the surface of plant roots, known as the rhizosphere [1]. Give an account of classification of bacteria based on the shape. Answer: The immunization schedule must be followed so that the vaccines administered will protect the children in future from infectious and life-threatening diseases. Microbes play an important role in organic farming, which is done without the use of chemical fertilizers and pesticides. The lower limit of our eye's resolution is about 0.1 to 0.2 mm or 100 - 200 um (microns). In large-scale industrial processes, microbes are widely used to synthesize a number of products valuable to human beings. Describe the structure and relief features of Peninsular India. bacteria, virus, etc. The vector of the malarial parasite is the female Anopheles mosquito. (b) glycogen Suggest precautionary measures you can take in your school to reduce the incidence of infectious disease. Microbes are also used for the industrial production of certain organic acids. Based on the shapes, bacteria are grouped as: Question 2. Question 4. Assertion: Dengue can be treated by intake of antibiotics. They are often important components of integrated pest management (IPM) programmes, and have received much practical attention as substitutes to synthetic chemical plant protection products (PPPs). 23. Mosquitoes of Aedes sp. Question 3. The hummus is the top layer of soil rich in microbes suitable for plant growth. A pathogen is a biological agent that causes disease to its host. converts milk to curd. Non- infectious diseases remain confined to the person who develops the disease and do not spread to others – True. (d) If both A and R are false. Streptococcus pyogenes Membrane bound organelles present in each cell are similar to those found in insects, plants and animals. ... 11. Assertion: Chickenpox is a disease indicated by scars and marks in the body. (c) If A is true but R is false. Apart from these products, microbes are also used in the production of biofuel, vaccines, protein and other hormonal supplements to treat malnutrition and other deficiency diseases in both humans and animals. ii. AIDS – Acquired Immuno Deficiency Syndrome, Microorganisms that are killed by heat or chemicals are live vaccines – False, Poliovirus is also called enterovirus – True, Dengue is also known as break-bone fever – True. Like all organisms, microorganisms play important roles in the ecosystems they inhabit. (c) spleen However, some of these microorganisms are large and visible by our naked eye such as mushrooms, brown algae, and lichens.Viruses, bacteria, algae, fungi, and protozoa belong to microorganisms.Life would not exist without microorganisms. Microorganisms live in water, in soil, and on the skin and in the digestive tracts of animals. EM works by getting the natural processes to function, the way nature intended by stimulating biological activity in the soil and plant. They do not contain nucleic acid. …………… can multiply only inside the living cells. The content of amino acids in sugarcane sap, apoplast, and symplast has been evaluated and shows that Asn is one … i. What do you observe? Apart from plants and animals sources, microbes are also capable of synthesizing the vitamins. …………….. is a complex of several thin filaments called hyphae. Answer: (d) Rubeola virus Question 2. This includes all of the plants, animals, bacteria, fungi and single-celled organisms found on Earth. Your email address will not be published. GlobeNewswire is operated by Intrado and is … In these industrial process, the species of yeasts, Saccharomyces cerevisiae, generally called as the Brewer’s Yeasts are used for fermenting fruit juices and malted cereals to produce ethanol. Samacheer Kalvi 10th Model Question Papers. Bacteria is the crucial workforce of soils. They lack chlorophyll, hence depend on living or dead host for their nutritional needs. Biofertilizers add nutrients through the natural processes of nitrogen fixation, solubilizing phosphorus, and stimulating plant growth through … (b) Mitochondria Answer: Therefore, Tuberculosis causes more damage when compared to Typhoid. Reason: Antibiotics blocks the multiplication of viruses. The female mosquitoes lay their eggs above the water line inside containers that hold water. Answer: The Ganga action plan was launched on 14th January 1986. What is immunization? It is transmitted through contaminated water and food. Why it is necessary to follow the schedule? There are good drugs available for its treatment. Bacteria are economically important as these microorganisms are used by humans for many purposes. (d) Hemicellulose (c) worm (d) filament (d) lungs, Question 5. Question 1. Mark the correct statement as. …………….. depend on other organisms or dead organic matter for food. Answer: Penicillin was the first antibiotic to be discovered by Alexander Fleming in the year 1928 from the fungus Penicilliumnotatum. Cyanobacteria / s aɪ ˌ æ n oʊ b æ k ˈ t ɪər i ə /, also known as Cyanophyta, are a phylum of prokaryotes consisting of both free-living photosynthetic bacteria and the endosymbiotic plastids that are present in the Archaeplastida, the autotrophic eukaryotes that include the red and green algae and land plants.They commonly obtain their energy through oxygenic photosynthesis, which produces the oxygen gas in the … … (c) microscopic Answer: Bio-pesticides: They act as bio-pesticides to kill disease-causing diseases to crops and aid in higher yield. Spiral shaped bacteria called as spirilla (or spirillum for single cell). Bacteriophages Question 1. This is why all living things must have immune systems – while many microorganisms can be helpful to them, some can be harmful and cause disease. . Viruses are categorized as: The name break bone fever was given because of the contortions caused due to the intense joint and muscle pain. Microbes play an important role in organic farming, which is done without the use of chemical fertilizers and pesticides. Microorganisms. Typhoid is a food and water-borne disease which affects the intestines. In the absence of sewage treatment, the results can be devastating as sewage can disrupt the environment. Answer: Question 5. Plant virus: Virus that infect plants, e.g. Answer: Streptococcus is the most common genus of bacteria that are used in the commercial production of this product. Microorganism plays very important role in agriculture because the soil microbes (bacteria and fungi) are essential for decomposing organic matter and recycling old plant material. Question 1. (c) Heterotrophic bacteria Anopheles mosquito and Aedes aegypti mosquito are common mosquitoes that transmit malaria, Chikungunya and Dengue. For example, Lactobacillus, the bacteria involved in the formation of curd from the milk and yogurt is produced by the bacteria, Lactobacillus bulgaricus. (a) If both A and R are true and R is a correct explanation of A. Microorganisms have uses and benefits across all aspects of human life. Poliomyelitis is caused by polio virus and spreads from person to person. Soil health is the key to producing a good yield whether it be pasture , crops or vegetables. Answer: (00/60) 14. Bio-fertilizers are living organisms which help increase the fertility of soil. (a) Thallus Enzymes have a wide range of applications in the production of both medical and non-medical field. Prions This is caused by the bacteria Salmonella typhi. (b) Amphitrichous, Question 7. Apart from the plants and animals, enzymes are also obtained from certain microbes and are referred to as the microbial enzymes. This means they clear any dead and decaying matter on the surface, in air and water. Give a brief account of the second-order regions of India’s Peninsular Plateau. They decompose these substances by action of digestive enzymes aerobically or anaerobically (known as fermentation). (a) Plasmid What are the disease categories based on microbes? Share full text access. Microorganisms are of incalculable value to Earth’s ecology, disintegrating animal and plant remains and converting them to simpler substances that can be recycled in other organisms. Answer: Some microbes assist in the formation of soil aggregates that improve pore space in the soil, which allows for higher infiltration rates, better water-holding capacity, and … Analyze the table and select the option given below that correctly fills the blank, (Joint pain, body rashes, headache, Vibrio cholerae, Fever, Inilueuza virus H1N1). (b) hyphae Save my name, email, and website in this browser for the next time I comment. This is the introduction of the documentary series "The role of microorganisms in sustainable agriculture". As a result of this disease cerebral cortex is affected and it is characterised by progressive dementia, memory loss, behavioral changes, poor coordination and visual disturbances. Pathogens of certain diseases reach the human body through intermediate agents which act as carrier or vector, (eg) Housefly, Mosquito. In fact, the Food and Agriculture Organization once said “Bacteria may well be the most valuable of life forms in the soil.” Actinomycetes (a) Tuberculosis (c) Cell Poliomyelitis virus enters the body through …………………….. The ability of specific microorganisms to produce specialized enzymes and protein has been exploited for many purposes in industry-industrial microorganisms are used to produce many things, including food, cosmetics, pharmaceuticals and construction material, but here we are going to specialize on the roles of microorganisms in the food industries. What is Creutzfeldt-Jakob disease? Though it basically infects the lungs, it can spread to other parts of the body such as bones, intestines, etc. They are essential micronutrients which are required in small quantities for the body’s metabolism. They are obtained from organisms including plants, bacteria and other microbes, fungi, nematodes, etc. Question 4. ... Give a brief … Infective stage of Plasmodium (Malarial parasite) which infect man and transmitted from salivary gland of mosquito. Sporozoites Answer: Chronic diseases associated with respiratory system are; Diptheria, Whooping Cough, Tuberculosis. These inactive microbes are unable to cause the disease, but stimulate the body to produce antibodies against the antigen in the microbes. Among these, there are three major groups of microbial inoculants used on agricultural crops: Answer: Microbes include fungi, bacteria and viruses. NIH-funded researchers are investigating other positive roles for microbes. Question 5. (d) If both A and R are false. 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