Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question

Question

Waste produced by earthworm nephridia exits the body through the:
Options
A Nephridiopore
Correct Answer
B Spiracle
C Contractile vacuole
D Malpighian tubule
Correct Answer

Option A is the correct answer.

Detailed Explanation

Waste produced by earthworm nephridia exits the body through the nephridiopore. Each segment of the earthworm has a pair of nephridiopores that open to the exterior, releasing dilute urine.

Hint

This external opening allows the excretory product to be released from each segment.

Question Info