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Explain Methods for Coliform Detection in Water?
Sanitary condition of drinking water can be determined by counting the coliform bacteria. It is a reliable and reproducible indicator of faecal contamination in all public water supplies. Both qualitative and quantitative methods can be used. Commonly used methods for coliform detection in water samples are:
i) Most probable number procedure, and
ii) Membrane filtration procedure
Other tests like presence-absence test, coli test, defined substrate test and molecular techniques can be used to detect coliforms in water and other environment. In a well regulated water supply system, coliform tests should be negative. Positive tests indicates a breakdown in purification or distribution system.
Cutaneous respiration in earthworm. The respiration performed by the skin is called cutaneous respiration In earthworm skin is the only organ of respiration. The skin
Question 1: Define Survey. List out advantages of surveys. Brief up different survey methods Definition of survey. Advantages of surveys Different survey methods
Order of classification
characters
what is the opposite of yield? A.grow B.attack C.ask D.answer
what are the two reactants and the two products of a dehydration reaction/ What are the two reactants and products of a hydrolysis reaction
It is defined as the total amount of heat produced, when unit mass/volume of the fuel has been burnt completely and the products have been cooled to room temperature (~ 15 0 C).
Define the Sources of Vitamin E? Vitamin E is present in almost all foodstuffs. It is found in wheat germ, corn, nuts, seeds, olives, spinach, asparagus and other green leafy v
Q. Abolition of Arrhythmias by Exercise? The induction of arrhythmias by exercise is well recognized, but the abolition of ectopic activity is less commonly appreciated. The me
Indications for Surgery : Patients with moderate or severe tricuspid regurgitation that is functional will need tricuspid annuloplasty at the time of correction of mitral valve d
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