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explain the polycarbonate nucleopore filtrea given sample is filtered through a membrane filter usually polycarbonate nucleopore filter with a pore
the father of botany 370-285 bc of all the men who ever lived upon the earth certainly one of the most remarkable was theophrastus of eresus who was
define the petrifilm dry film methodan alternative method to the conventional spc is a petrifilm dry film method it is a non-petri dish plating
q plant classification according to ancient greeks and romanshippocrates the father of medicine 460-377 bc is reputed to have been one of democritus
q history of plant classificationbefore darwins theory of evolution and publication of his epoch making work origin of species in 1959 no outstanding
q classify the diversity of organism in different groups bullthe goal of taxonomy is to develop a workable classification that reflects evolutionary
define limitations for standard or total plate counts methodthis method has certain limitations -1 microbial count depends on the type of media
define preparation of dilutions - standard or total plate counts1 serial dilution of homogenized sample in an appropriate diluentpreparation of
define homogenization or blending of food samplefood homogenization - liquid food samples are mixed manually before analyzing whereas solid foods are
define standard or total plate counts spctpcit is the most widely used method to know the microbiological quality of the food sample it is quick and
define methods for determining the amount of microbes in foodfollowing methods can be employed for determining the amount of microbes in the food
q demonstration of tremendous diversitya objective of taxonomy is the assemblage of knowledge gained this is usually in the form of treatises useful
define the enumeration of food microbiotaquality of food depends on its physical chemical microbiological and sensory quality the examination of food
q illustrate the plant taxonomyplant taxonomy has a long history it gave birth to several phases of botany but remains exciting interesting and
define food effects in the survival amp growth of microorganismnature of the food also affects the microbial survival and growth each food has its
q objectives of taxonomyplants and animals both have a great significance and unparalleled impact on human life most of our needs are fulfilled with
calculate temperature for survival and growth of microorganismssurvival and growth of microorganisms is also affected by the temperature according to
calculate the amount of oxygen - microbial survival and growththe amount of oxygen in the environment influences the microbial growth depending on
calculate the ph - microbial survival and growthpresence of microorganisms also depends on the ph of the medium most bacteria grow optimally near
what is fixismthe fixism is the theory about the diversity of life on earth that affirms that the current existent species were identical to species
what is the main theory opposed to evolutionthe major theory that opposes the evolution theory on the explanation of how species emerged phylogenesis
define the water activity - microbial survivalit is the amount of water available to the organism in general requirement for water activity is more
what is the problem that the theory of evolution and its rival theories try to solvethe problem that the theory of simply evolution or evolution and
define nutritional availability - microbial survival and growthfood borne microbes are chemotrophs generally the types of microorganisms present on a
q explain the taxonomic conceptsthe history of classification is an exciting aspect of plant taxonomy the discovery of the use of plants for food and