Match the following and choose the correct option.
Column I | Column II | ||
(a) | Spiracles | (i) | Digestion |
(b) | Proventriculus | (ii) | Vision |
(c) | Ommatidium | (iii) | Circulation |
(d) | Alary muscles | (iv) | Respiration |
Spiracles | Respiration - openings of tracheae |
Proventriculus | Digestion - gizzard in alimentary canal |
Ommatidium | Vision - unit of compound eye |
Alary muscles | Circulation- fan-like muscles associated with heart. |