Chemistry Paper: How Humidity Affect Growth of Fungi

Chemistry Paper: How Humidity Affect Growth of Fungi

  • Submitted By: charisma369
  • Date Submitted: 04/04/2011 7:29 PM
  • Category: Science
  • Words: 2935
  • Page: 12
  • Views: 528

In which level of humidity would it affect fungi growth on bread the most?

Background and Purpose

Bread is one of the most common foods we have. It is popular in every bread is a good source of carbohydrates, which is necessary to our body to remain healthy. Bread consists of baking soda (NaHCO3) or yeast, water and flour (Wolters Kluwer, 1997, p. 44). Although bread is only made out of three components, it can be made in to different types. Quick breads are made out of baking soda, and can be prepared quickly and easily without lengthy kneading and rising times. Yeast breads, the most common bread, consists of yeast, worth the most effort. Sourdough bread, which takes the longest time to make, consists of different types of yeast and has to be made out of old cultures. Different ways of baking the bread allow us to have different results, which give us such a great variety of bread. Wheat bread is one kind of bread that is added varies grains and nuts to it, which usually contains more nutrients and is believed to be healthier to our body.


How to preserve food is one of the problems everybody with a house has to consider. If food is not being taken care carefully, it gets rot quickly. Therefore, it is important to know in what environment food stays the freshest.

Since most people eat bread once every day or at least once a week, it is important to know in what environment the bread preserves the longest so we can preserve bread without worrying too much about eating expired food. And we will be putting the regular wheat bread in different environments to test out which environment can preserve the bread the longest. We will test out whether bread remains fresh in a very humid environment, an environment with intermediate humidity, or an environment with low humidity.

Fungi usually exist in an area where water exists due to numerous nutrients that water contains. All metabolically active fungi require presence of...

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