Q. Which of the following is true about hookworms?

A) Fertilisation is external
B) Presence of excretory tube and excretory pore
C) Triploblastic and acoelomate animals
D) Hermaphrodites
Explanation

Hookworms belongs to phylum-Aschelminthes and have generic name Ancylostoma. They have an excretory tube and excretory pore to remove the body waste from body cavity. Fertilisation in this phylum is internal. They are triploblastic pseudocoelomate animals and sexes are usually separate, i.e., dioecious

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

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