Question 29 Differentiation in segmental fashion occurs in (a) Leech (b) Starfish (c) Snails (d) Ascaris
Ans) (a) Leech Differentiation in segmental fashion occurs in Annelids. Leech belongs to Annelida.
Question 10 Which one of the following causes kala-azar? (a) Ascaris (b) Trypanosoma (c) Leishmania (d) Bacteria