Check sibling questions

Which organisms are called primitive and how are they different from the so-called advanced organisms?

 

Answer:

  1. Primitive organisms - The organisms having characteristics like  simple cellular structure and no division of labour that came into existence earlier are known as "primitive organisms".
  2. Advanced organisms - The organisms having characteristics like millions of cells and different organ and organ systems that came into existence later are known as "advanced organisms".

 

For example:  

Primitive organisms- Prokaryotic Bacterias, algae etc.

Advanced organisms- Mammals, birds etc.

 

Primitive organisms are different from Advanced organisms on the basis of nature, number and complexity of cells they possess.

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Economics, Accounting and English at Teachoo