Multiple choice

Elephantiasis is a parasitic infection that causes extreme swelling in the arms and legs. It is caused by animals which belong to the phylum

  1. Platyhelminthes

  2. Coelentrates

  3. Annelids

  4. Nematodes

  5. NA

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

It is the correct answer as Elephantiasis is caused by filarial worms, which belong to phylum Nematodes. They are parasitic worms having tissue level of organisation. They are triploblastic animals having bilateral symmetry.