This may get you curious as to the reasons causing that mold to grow, as well as how to prevent that growth. Weight of bread before and after a week: Before one week: 5. Store each bagged sample in areas with different varying light levels to see how light affects mold. For number of colors unbl had 5 and bl 4. They utilize the knowledge of the unfavorable situations of infestation. Mold grows on food and other organic matter, and thus, breaks it down into slime by which it extracts nutrient for its growth. Mold is a type of fungi, which grows on any plant or animal material.
Keep one half very dry and put about 1 tsp of water on the other half. Spray the bread with water. If your experiment is due in a week or less, blow dry on hot with a hair dryer for a controlled 5 seconds. What happens when you leave the bread open for some more time? Research and factors Do research on bread and mold to determine possible factors involved in bread getting moldy. Because people are indoors so often, harmful mold normally grows inside. You can note down their physical appearance like color, shape, amount of growth per day, texture, etc.
Here are pictures of mold growing on a lemon, few strawberries, and a tangerine. Write down whether you think there will be more or less mold for each condition at the end of the experiment. This is why we recommend using fresh bread without preservatives. This will create more mold faster, so you can get better results!!! If the other dates had been done it would have made the number larger as they did have blue mold by the end of the experiment. Perhaps the researcher wants to find out what type of bread will got moldy the quickest.
Please do be careful and don't breathe the mold spores; always keep the moldy bread covered when you are working with it. However, when this experiment is performed in school many times the students are asked to observe the mold under a microscope. The mold releases tiny spores into the air that may trigger allergies and spread the mold onto surfaces and food that you do not want to grow mold on. But what is the best environment for them? Use the same amount of water for each piece of bread as well. A variety of breadbaskets made of wood, clay and metal are best for bread storage as they can keep your bread dry and moisture free. However, you should not try to identify the mold growing in your samples. The relationship between the independent and dependent variable in an experiment in very important.
Bread mold growth rate depends on several factors, temperature being the most important one. Donna Hardy Hi, The key to growing mold for science fair projects is moisture. Experiments with bread mold can make really great science fair projects, so I hope this will help you get started. This article was co-authored by. In the second sample, the bread kept in darkness should develop mold more quickly than the bread kept in light.
The way I might have done it differently is I might have checked it longer to see what would have happened. If you are performing this experiment at home, then you might not have access to a microscope. They need to know the favorable conditions for fast culture. In the example of whether men or women would absorb vitamin D differently, the absorption rates would be the dependent variable. There's nothing worse than finding a moldy piece of fruit in the bottom of a bag.
A Conclusion Mold is a fungus that best grows in dark, moist and warm conditions. Can your daughter think of any other possibilities? We strongly recommend taking any and all safety precautions before completing any of the activities listed here. Then minimize those conditions to verify that the growth of mold can be stopped or at least diminished. A researcher will decide how much water to add to find the results of his experiment. © Contributed by Leanne Guenther This experiment uses 4 samples to test what conditions mold grow the best in. All types of bread will support the growth of mold, however, there might be a difference in the rate of growth, depending on the preservatives used in the bread.
This is why mold often grows in dark, damp areas such as basements. After you measure the mold turn on your computer and go to some place that you can type. Is it cold or warm? Put differently, the dependent variable is what is affected by the independent variables. While creating the lab report for your science experiment you can plot that data along the Y-axis and the no. Why cook homemade bread some may ask? There are three types of molds, allergenic, pathogenic, and toxigenic. Purpose of experiment The purpose of the experiment is to study factors involved in bread getting moldy in order to find a solution to this problem.