Question

Which of the following is correct, based on the annelids and their habitat?

• A. Earthworm - marine
• B. Nereis - marine
• C. Taenia - freshwater
• D. Leech - only marine

Answer 1

The correct option is B Nereis - marine

Earthworm, Nereis and leech are metamerically segmented and belong to the phylum Annelida.
Nereis is a marine organism.
Earthworms are terrestrial organisms.
Leeches are found in freshwater, marine water and a fraction of them, known as the blood-sucking leeches, are found on land.
Taenia is a flatworm and belongs to phylum Platyhelminthes. It is found in the intestines of human beings.