What are the different levels of organisation?

1.	What are the different levels of organisation?
Answer» (i) Cellular level- loose cell aggregates, small division of labour e.g. Sponges. (ii) Tissue level- Groups of cells performing same functions. e.g. Coelenterate. (iii) Organ level- Tissues grouped into organs e.g. Higher animals.

Answer»

(i) Cellular level- loose cell aggregates, small division of labour e.g. Sponges.

(ii) Tissue level- Groups of cells performing same functions. e.g. Coelenterate.

(iii) Organ level- Tissues grouped into organs e.g. Higher animals.

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