Have suckers and hooks for attachment into the host; e.g. Taenia Solium; most have long flattened bodies; to increase surface area for food absorption from the host digestive system; e.g. Round worm and Taenia Solium; Have protective structures like thick cuticles; secrete mucus; and anti – enzyme; to prevent digestion by host enzymes; produce many eggs; to ensure survival; some are hermaphrodites; so that can carry out self – fertilisation hence faster reproduction; can respire anaerobically hence live in low oxygen concerntration in the host; some have intermediate hosts; to survive unfavourable condition of the main host e.g. plasmodium, Taenia Solium
Kavungya answered the question on September 30, 2019 at 12:21
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