In this article we will discuss about the three categories of methods in order to obtain particular kind of organism, physical, chemical and biological methods. 1. Physical Conditions for Growth: (i) Heat Treatment: This is applied in case of bacteria which form spores for example Bacillus spp. Lactobacillus spp. etc. To select the endospore-forming bacteria, a mixed culture can be [...]
In this article we will discuss about the process of cheese making. The large number of microorganisms play a role in the ripening process. On the first day of cheese making process, the microbial number in the starting material ranges from one to two billion g_1. Therefore, the production declines because of insufficient oxygen, high acidity and the presence of [...]
Get the answer of: How to Control Malaria ? Malaria as a chill and fever disease is known to mankind for a long time and eradication of malaria is still a pioneer problem in public health. The control measures suggested against the spreading of malaria fall under three categories: (a) Elimination or destruction of vector; (b) Prophylaxis, i.e., prevention of [...]