Q.:- Which do you think is a more basic characteristic for classifying organisms?
(i) The place where they live.
(ii) The kind of cells they are made of why?
The basic characteristic for all living organisms is the kind of cells they are made of. This is because :
(i) All eukaryotic cells have membrane-bound organelles. These have a nucleus which controls the cellular processes to be carried out systematically.
(ii) These cells grow and become multicellular organisms and take up their specific functions.