Question 14
Which is not an aquatic animal?
(a) Hydra
(b) Jelly fish
(c) Corals
(d) Filaria
(d) Filaria
Filaria belongs to Nematoda Phylum and is parasitic in nature.
Nematodes are highly abundant, non-segmented worms that are present in a variety of habitats.
They are free-living (such as those that live in the soil), while others are parasitic and must attach themselves to a plant, insect, animal or human host to survive