Question

what are the characteristics of phyllum nematodes?​

Answer 1

Answer:

Their body is bilaterally symmetrical and triploblastic. They are cylindrical in shape. They exhibit tissue level organization. Their body has a cavity or pseudocoelom.Tubular in appearance. It has an elongated and thin body (hair-like).

The alimentary canal is distinct, but the head and tail are not visually different.

Majority of these are tiny and can be microscopic. 

They are free-living organisms. 

They reproduce sexually. They produce amoeboid sperm cells.

They have a nervous system. 

They are parasites of both plants and animals.

They have cuticles that moult periodically.