Multiple choice

Match the following:

 
a. Platyhelminthes 1. They have antennal glands to perform the excretory functions.
b. Annelids 2. They have protonephridia as the excretory structures.
c. Crustaceans 3. They have tubular excretory structures called nephridia.

  1. a - 1, b - 3, c - 2

  2. a - 3, b - 2, c - 1

  3. a - 1, b - 2, c - 3

  4. a - 2, b - 1, c - 3

  5. a - 2, b - 3, c - 1

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct option. Platyhelminthes have protonephridia as the excretory structures. Annelids have tubular excretory structures called nephridia. Crustaceans have antennal glands to perform the excretory functions.