1. In the practical class, the teacher dissected the Rui fish and showed the special comb teeth like organ covered by operculum and gave them ideas about respiratory gas exchange mechanism.
2. Buccal cavity Pharynx Oesophagus
3. Parents White Leghom White Wyandotte
generation - White
generation - White: Coloured
5. Although both parents are normal their only son Abul is Haemophilic.