Question

In earthworm, the dorsal wall of the intestine from the ${26}^{th}$ segment to ${95}^{th}$ segment forms a media internal fold known as

• A. Trochophore
• B. Typhlosole
• C. Clitellum
• D. Trachea
• E. Nephridium

Answer 1

The correct option is B Typhlosole

In earthworm, the dorsal wall of the intestine from the 26${}^{th}$ segment to 95${}^{th}$segment forms a media internal fold called Typhlosole. It increases absorptive surface in intestine and aids in absorption.

So, the correct answer is option B.