Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Enroll
106
Download
Introduction
1,288 plays

More
This lesson discusses about the basic understanding of cell and the difference between unicellular and multicellular organisms...

Gargee Vats
Self motivated..hard working ..passionate about teaching and curious to learn new things...

Unacademy user
Why cell is called as basic structural and functional unit of life?
U r teaching very well 😊
Good keep it up god bless you
Gargee Vats
a year ago
Thankuu so much..
  1. CLASS IX NCERT SCIENCE Chapter 5 Fundamental Unit of Life : Cell


  2. About Me: Gargee Vats Pursuing B.tech from G.B.Pant University of agriculture and technology, Uttarakhand Preparing for UPSC CSE. Learning enthusiast Follow me : https://unacademy.com/user/tyagi.gargee 1996 Please do Like , Share and Recommend.


  3. What are living beings made up of ???? Living organisms are made up of microscopic units called cells Basic structural and functional unit of living organisms. Discovered by Robert Hooke.


  4. Cells of an onion peel


  5. Cellular level - Most important and fundamental level in the organization of living world Cell biology Study of cells in al aspects of structure and functions. Anton von Leeuwenhoek made an improved microscope and using this microscope he discovered free living cells in pond water.


  6. Classification Based on the no. of cells - Organism:s Unicellular Multicellular


  7. Characteristics Multicellular organisms Consists of large number of cells. Cells are specified to perform different functions. Different cells perform different specific functions. Unicellular organisms Cell Number Contains only a single cell. Division of labor No division of labor. Function:s All the activities are performed by a single cell. Reproduction Involves same single cel. Specialised cell only take part in reproduction Long. Plants, Animals. Life span Short. Example Amoeba, Yeast.


  8. Thank you!!!!