The microorganisms depending upon their needs to grow in their natural homes or ecological niche may be grouped into the following broad categories keeping in view their requirement for oxygen, source of energy (carbon) and temperature. (A) On basis of their oxygen requirement they are grouped as: (i) Aerobes or aerobic microorganisms which have capability to grow on media or [...]
Everything you need to know about the history of Microbiology. Some of the most frequently asked questions are as follows:- Q.1. What is metal cycling? Ans. The heavy metals like mercury can exist in a variety of inorganic and organic forms. Some microorganisms can form methyl mercury and can also form methylated forms of arsenic, selenium, tin and some other [...]
Microorganisms are an important component of an ecosystem. Several ecological categories can be made on certain grounds while grouping the microorganisms. They are: 1. Based on Oxygen Requirement 2. Based on Carbon Sources as Energy 3. Based on Temperature 4. Based on Habitat 5. Microorganisms Living in Extreme Environment Extremophiles 6. On the Basis of Mode of Nutrition or Habit. [...]