Perfect Knowledge

Perfect Knowledge is a study platform where I am provide study material for Competitive exams like SSC, Railway, UPSC etc. This study material include subjects like Biology, Chemistry, Physics, math, Reasoning, General Knowledge, Geography and history etc.

Protista Kingdom

Eukaryotic Unicellular Aquatic Eg: Amoeba, Plasmodium, Euglina, Paramecium Nutrition: Autotrophic => Euglina ...

  • Classification of Organisms
    Study of Classification is called as => Taxonomy Two Kingdom Classification:  In 1758 Carolus Linnaeus...
  • Cell Structure and it's Functions
    Cell have various type of structures like cylindrical, elliptical, spherical, transverse etc. Cell Components: 1) Cell membrane: It is also...
  • Types of Cell
      Sr. No.  Prokaryotic Cell  Eukaryotic Cell  1  Nucleus is absent .  Nucleus is present .  2  Cell is small in size.   (1-10 micron)  Cell...