Organisms of phylum Arthropoda do not possess jointed legs.
False
Arthropoda means jointed legs (Arthron: jointed, podus: leg/foot).
The characteristics of organisms belonging to the phylum Arthropoda are:
i) Segmented body, jointed appendages, segments are joined by a membrane known as the arthrodial membrane.
ii) The entire body is covered by a chitinous exoskeleton.
iii) It possesses an open blood vascular system.
The examples are prawn, cockroach etc.