What are the major groups of microorgani | Class 8 Science Chapter Microorganisms: Friend and Foe, Microorganisms: Friend and Foe NCERT Solutions

Question:

What are the major groups of microorganisms?

Answer:

There are five major groups of microorganisms which are as follows:

  1. Bacteria: These are single celled organisms which are harmful as they causes diseases and some of them may be useful as they help. Based on their shape bacteria are of four types:
  • Bacillus (rod shape)
  • Coccus (spherical shape)
  • Spirillum (spiral shape)
  • Vibrio (comma shape)
  1. Fungi: These are non- green plants which consumes their food from dead and decay organic matter. And, they are heterotrophs.
  2. Protozoa: It is a group of single- celled microorganisms that have animal like characteristics. For example: Amoeba and Paramecium.  
  3. Algae: It is large group of simple plant like organisms. But they do not contain roots, stem or leaves. They can be unicellular or multicellular.
  4. Viruses: These are smallest microorganisms which reproduce only inside the host body. Outside the host body it behaves like non- living things.  


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Welcome to the NCERT Solutions for Class 8 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 5: What are the major groups of microorganisms?....

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