(i) Write the sci

i) Scientific names of filarial worms are:-

a) Wuchereria bancrofti

b) Loa loa

ii) They affect the body by causing severe swelling in an arm, leg, breast or the genital area. The skin of the affected area becomes susceptible to bacterial infection. The skin could become scaly, swelled, thickened and hard.

iii) The disease spreads through the cysts which are spread through faeco-oral route.