Properties of Living and Non-living Things


What is Biology? Biology is a branch of sience dealing with the study of life and living things

(( Bio ---> Life , Logy ---> science ))

What is Life? Life is defined in terms of the characteristics of the living things
Life can be introduced to show activities ((procrsses,functions)) of the living organisms such as locomotion,respiration,extrection,reproduction,etc .

Living things called living organisms or living beings
Living organisms are : • cellular : consist of one or more cells

(( one cell ---> unicellular , more than one ---> multicellular ))
perform various life processes e.g. reproduction •
include plants,animals and microorganisms •