Question

Give the parasitic adaptations of round worm ​

Answer 1

1.Body wall has thick cuticle which protects them from digestive enzymes of host.

2. Pharynx are muscular and well developed.

3. Excretory system is H shaped and consists of Protonephridia. It is developed from embryonic Renette cell.

4. Sensory organs like Papillae(tangoreceptors), Amphids and Phasmids(chemoreceptors) on tail.

5. Sexual dimorphism is present.

Males have Pineal setae at end of there coiled tail which is common opening for digestive tract and copulation. While absent in female. Females are larger and straight while males are short and have coiling at there end