Question

Male Ascaris is differentiable from female Ascaris because of the presence of

• A. Presence of post-anal papillae
• B. Presence of pre-anal papillae
• C. Presence of peneal setae
• D. All of the above

Answer 1

The correct option is D All of the above

In Ascaris worms, male and female worms are separate animals. The female is larger and has straight tail while males are smaller and have a tail curved ventrally. Males also show pre and post-anal papillae and pineal setae which help in copulation whereas females does not possess them. Thus, the correct answer is option D.