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As BOD5 depends on the growth of microbes the test can be adversely affected by
* Temperature * Toxics * Turbidity * Light * Agitation * Species of Microbe * Microbial contamination by a wild population
* Nature of the organics present * Skill of the analyst * Data entry errors * Lack of blanks and samples of known strength
* Equipment accuracy and maintenance
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What are the factors that may affect the rate at which the salt dissolves in water?
The factors that may affect the rate at which salt dissolves in water are heat, the amount of water and the amount and type of salt you are using.
What is the meaning of environmental factors?
Living factors also known as biotic factors are components in the environment that affect living organisms such as prey and food. [they affect the organism's existence, prey hunt on them and they need food to survive] Non living factors also known as abiotic factors are non living components in the environment such as temperature, light. [changes in temperature and light affect organisms] United Nations Farms
What is a social impact?
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What are the Factors That Affect Digestion in the stomach?
gastric ulcer may be also afect digestion main reason may be non hygienic foods Even MENTAL STRESS AND STAIN also may be a reason.
Give four examples of factors that could speed up a chemical reaction?
Things that could speed up a chemical reaction include, temperature, nature of the reactants, catalysts, surface area, and concentration. Which of these may apply to your experiment will almost always vary depending on the type of experiment.
Factor may affect BOD test?
The factors that may affect BOD test include: 1. The temperature at which the test is performed. 2. The amount of seeding done
What term is given to the different factors that may affect the results of an experiment?
Variable
Why does the ambient temperature need to be measured before and after the experiment?
You measure the ambient temperature before the experiment in case the experiment is sensitive to ambient temperature. You want to record all of the environmental factors that might affect the experiment before starting it. You measure the ambient temperature after the experiment for the same reason, and also in case the experiment affected the ambient temperature. Depending on the experiment, environmental factors may need to be considered when analyzing the results.
Define manipulated responding and controlled variables?
the controlled variables are the factors that are kept constant during an experiment. if they are not kept constant then they may affect the outcome of the experiment. the manipulated variable is the factor that is different between the experiment and the control. the responding variable is the variable that is being measured in the experiment.
Why does the ambient temperature need to be measured before and after the?
You measure the ambient temperature before the experiment in case the experiment is sensitive to ambient temperature. You want to record all of the environmental factors that might affect the experiment before starting it. You measure the ambient temperature after the experiment for the same reason, and also in case the experiment affected the ambient temperature. Depending on the experiment, environmental factors may need to be considered when analyzing the results.
A factor in a experiment that can change?
There are different types of factors that can change in an experiment. The environmental factors may change, and are out of your control. The variables in the experiment may also be changed but, are usually controlled by the individual conducting the experiment the majority of the time.
Name the factors that may affect osmosis?
There are at least 2 main factors that may affect osmosis. These 2 factors are amount of water and membrane permeability.
What factors affect the globalization of an business?
Various factors can affect the globalization of a business. For example, cultural factors may affect how viable a product is in a certain location.
During an experiment which factors may be controlled so that researchers can draw a logical conclusion fron the experiment?
variables i thimk
One of the changes in a situation that may affect the outcome of an experiment is called?
Variable
What is a lurking variable?
anything that is not being tested in an experiment but may affect the results that you get.
Are there any factors that may affect the task?
Tasks are affected by factors, it is true.
