(i) Equipments used by referee during a match:
1. Whistle
2. Cards (Green, Yellow, Red)
3. Note book
4. Rule book
5. Watch
6. Pencil
(ii) Bully : It is a call used to start or restart play. The referee puts the ball between two opposing players. Two players of both the teams stand in front of each other. They touch this stick to the ground three times and alternately their opponent’s stick after that ball is put is play.
(iii) Duration of a Hockey Match :
4 Quarters of 15 minutes each.