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Biology project on microbes in human welfare pdf pdf. Treatment is finished by heterotrophic microbes normally introduce in sewage. The squander water is produced in urban communities and town containing human excreta. Name dushyant class xiith a roll no subject biology investigatory project laxmi international school certificate index. Neet botany microbes in human welfare questions solved. They include small algae, fungi, bacteria, protozoans, mycoplasmas and related organisms. Biology and human welfare objective type questions pdf. Microorganisms such as lactobacillus and others commonly called lactic acid bacteria lab grow in milk and.
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The sources of antibiotics as well as vaccines are microbes. Yogurt is produced by curdling milk with the help of streptococcus thermophilus and lactobacillus bulgaricus buttermilk is an acidulated product that is formed by inoculating skimmed milk with starter. Good notes on microbes in human welfare covers the subject biology in detail very helpful for class 12 chapter 10 page 1 of 1 notesgen is the no. Microbes are the organism which can not be seen in naked eye. Primary effluent is passed into large aeration tanks and constantly agitated. Microorganisms include bacteria, fungi, protozoa, some algae, viruses, viroids and also prions. Typical topics are divided into parts so that student can understand these. Ncert class 12 biology microbes in human welfare ncert book. For a long time, it was considered that interactions between microbes are. Class 12th biology 10 microbes in human welfare notes.
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