First slide
Classification of Animals
Question

How many of the following are the general characters of Aschelminthes?

(a) They exhibit sexual dimorphism.

(b) They may be parasitic in plants and animals.

(c) Flame cells help in osmoregulation and excretion.

(d) Alimentary canal is incomplete with a muscular pharynx.

(e) Often males are longer than females.

Moderate
Solution

The features of Aschelminthes include;

  • They exhibit sexual dimorphism.
  • They may be parasitic in plants and animals.
  • Alimentary canal is complete with a muscular pharynx.
  • Often females are longer than males.

Flame cells are absent (It is a feature of Platyhelminthes).

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