Question

Which one of the following is correctly matched regarding earthworm?

• A. Buccal cavity - $1^{st}to{5}^{th}$ segment
• B. Stomach - ${11}^{th}to{12}^{th}$segment
• C. Typhlosole - ${26}^{th}to{95}^{th}$ segment
• D. Testes - ${10}^{th}to{14}^{th}$ segment
• E. Gizzard - $6^{th}to{8}^{th}$ segment

Answer 1

The correct option is C Typhlosole - ${26}^{th}to{95}^{th}$ segment

Earthworm belongs to the phylum annelida. Typhlosole is a flap in intestine whose function is to increase absorptive surface area. It is found in the segment 26 to 95. It increases the capacity of excretion and absorption during digestion. It has a tubular digestive system which includes the pharynx, the oesophagus, the crop, the intestine and the gizzard.

So, the correct answer is option C.