Download or view the Notes of Biology Subject. Biology Class 9 Notes (KPK) Unit 4 Cell and Tissue, Short questions, long questions, mcqc, short notes, Pdf Downloads.
Cell and Tissue ix, Class 9 KPK BIOLOGY
Q1: Define cell, unicellular and multicellular organisms.
Ans: Cell The basic structural and functional unit of all living organisms is called the cell Unicellular Organisms: –
Those organisms which are made from single cells are called unicellular organisms.
Example:
Amoeba, Paramecium etc.
Multicellular organisms: –
Those organisms which are made from more than one cell are called multicellular organisms.
Example:
All plants and animals
