Question

What are :-unicellular organism, multicellular organism,diploblastic animals and triploblastic animals

Answer 1

A unicellular organism, also known as a single-celled organism, is an organism that consists of only one cell.

Multicellular organisms are organisms that consist of more than one cell.

Diploblastic animals are those which have 2 germ layers - the ectoderm and the endoderm. Lower animals like the sponges and cnidarians are diploblastic.

triploblastic animals have 3 dermal layer (entoderm, endoderm & mesoderm)(echinoderms , chordatas and hemichordates).


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