The larva worm is called ------.

The light falling on the mirror is called as----- and the light reflected is called-----.

The larva of Nereis is:

Why are round worms so called?

The ring worm disease is caused by

Female filarial worm gives rise to juveniles called

Write the scientific name of the filarial worm that causes filariasis.

Identify the correct statements from the below. (I) Vermicompost is the primary goal of vermiculture. (II) Earthworms play a vital role in maintaining soil fertility. (III) Earth worms are called as "farmer's friends". (IV) Frogs are called as "biological indicators of soil fertility".

(i) Write the scientific name of the filarial worm that causes filariasis. (ii) Write the symptoms of filariasis (iii) How is this disease transmitted?