Question

Statement (SI) : Though Ascaris and Enterobius are intestinal parasites they are not digested by the host enzymes
Statements (SII) : Nematodes are covered collagenous cuticle. (1) (2) (F)

• A. Statements SI and SII are correct
• B. Statements SI and SII are incorrect
• C. Statement SI is correct but SII is incorrect
• D. None of these

Answer 1

The correct option is B Statements SI and SII are incorrect

Intestinal parasites like Enterobius and Ascaris have cuticular layer which secretes collagen . Collagen protects them from the strong digestive enzymes so they can invade the digestive tracts of animals including humans.

So the correct answer is ' Statements SI and SII are correct'.