We were then going to use graph paper and count the squares. Usually, one sees thread like structures on top of which there is a circular shape. This is why if you feel that the lab tests were quite overwhelming; feel free to get professional bread mold lab report help from us. Mold is a nuisance when it comes to storing food, but it has its usefulness too. Moldy food must be thrown away and this costs restaurants and manufacturers a lot of money. Fungal spores are always floating around in the air, and when the spores land on a piece of bread that contains sufficient moisture, they will germinate and start growing.
Now you know a little more about bread mold and the types of experiments you can do. Spores are used to pollinate and settle in damp locations to produce more molds. Biology Experiment: Control Growth of Mold on Bread by Ron Kurtus revised 16 November 2012 You may have noticed some mold growing on a piece of bread that has been in the refrigerator or in the package for a long time. We know how frustrating it is to search for a good project at the last minute. The initial hypothesis was correct. Mushrooms and toadstools are a type of fungi. Another slice will be acquired, moistened and left at room temperature.
For example, on the fourth bread sample you can add some salt, while on the fifth you can add 2 tablespoons of water. This is a dependent variable because when the mold begins to grow depends on how much water or moisture is sprayed on the bread. Important Note Please note that some people are allergic to mold; ask your doctor or parents. What part of designing and carrying out an experiment did you find difficult? The information gathered in this experiment may be relevant to those individuals who contend with food borne molds at home, or professionally. With adequate nutrients from the bread they develop into mature fungi that consists of rhizoids. If you want, you can take videos or pictures of the mold every alternate day. Here is a website that includes lots of background information:.
The food industry spends millions of dollars every year on refrigeration and it is very important that they know what temperature they need to stop mold from growing. Summary You can satisfy your curiosity about mold growing on bread with an experiment. Types of bread with high moisture content like rye, oat, Boston and other dark breads mold faster than the drier and denser varieties. The experiment assures that no outside contaminants will interfere with the integrity of the samples or the results. A lab report is a formal document that presents the results of an experiment and analyses a scientific concept.
As we had our final solution of banana oil, we used the I. A few days la ter the three slices of bread will be observed and compared. The 5 slices of bread are prepared as follows: a. Temperature is not the only thing that affects the rate of mold growth so feel free to try and find out more about this interesting organism. Wear mask and gloves whenever observing the bread mold samples. Leave the bags in place for two weeks.
Putting the bread slice in the freezer will stop the growth of mold completely as the temperatures in the freezer are way below the favorable temperature. You could also try adding more moisture to the slices of the bread, or use different amounts of lemon juice and sugar on the slices. From this, he made a medicine called penicillin which has saved millions of lives over the last 80 years. Put rubber bands around each cup 6. Visit his site for lots more ideas and articles. Most are not even conversant with how the experiment is conducted.
Hypothesis I think the wetter the bread is the more mould there is going to be. Fill the petri dish with 5 drops and dip the first piece of bread in it. Put differently, the dependent variable is what is affected by the independent variables. This is why bread spoils very quickly. Mold spores are always in the air, so if you put a piece of bread in the dark with the right amount of moisture and at the right temperature, it will always grow mold. Molds occur commonly on bread due to the desirable source of nutrients for the mold.
They need to know the favorable conditions for fast culture. This guide will help you plan your experiment. This is achieved by a rotor or impeller, which is driven by an external source of power to move a row of blades so as to. This is determined by inspecting the bread with a magnifying glass. This bread was slightly moistened, very little mold is growing on the crust. Not just a disgusting addition to old food, mold can be beneficial in many ways.