Neet Solved Paper 2015 Question 47

Question: Which of the following endoparasites of humans does show viviparity?

Options:

A) Ancylostoma duodenale

B) Enterobius vermicularis

C) Trichinella spiralis

D) Ascaris lumbricoides

Show Answer

Answer:

Correct Answer: C

Solution:

  • Trichinella spiralis, a nematode parasite copulates in intestine, after which males dies and females produces larvae which enters into the blood circulation to reach the muscles. The production of larvae indicates vivipary. Ancylostoma, Enterobius and Ascaris are all egg laying endoparasites.