Extramural means the activates organized by an institution/school and the participants of two or more schools/intuitions participate in the extramural competitions It is also called inter-school/intercollege/inter-university competitions.

otal no. of matches :- 

Total no teams -1       13-1=12 matches 

Total no of round = 2*2*2*2 

Digit 2 repeats four time so no of round = 4 rounds 

Total no bye :- next power of 2- total no. of team 16-13 =03 

No of team is upper half= Total no of team+1 / 2 = 13+1 / 2 = 07 team 

No. of teams in lower half = Total no of team+1/ 2 = 13-1/ 2 = 06 team

<input name="a12990_dofollow" title="Ask a new question relating to this answer" type="submit" value="ask related question" />

Knockout tournaments or elimination tournament is tournament where a large of team compete when there is a short time, whereas in a league tournament it is most suitable when there are less number of teams and a long period of time.

A fixture, as a legal concept, means any physical property that is permanently attached to real property Property not affixed to real property is considered chattel property. Fixtures are treated as a part of real property, particularly in the case of a security interest.Examples include light fixtures, ceiling fans, wall sconces, TV mounts, shelving units, and so forth. Adaptability of the item to be used with the property. If the item was specifically built and permanently installed in the home to be used with the property, it's a fixture.

Specific sports programs are those programs of sports which are often not related to the competition these programs are designed with multiple objectives with their focus on the well being or an individual the aims of programme is to create awareness among the common people regarding unity & integrity prevention & protection against various diseases etc.
Specific sports programmes Sports Day :- Sports day is organized in the school once in the year so that the all round development of children could be done various physical and recreation activities are conducted on sports day it is organized by almost each and every school on sports day every child gets ample opportunities to take part in activity of there choice. Due to these days most of students get experience as organizer as well as administrator sports day also provide opportunity to select talent for future.
Health Run :- These programmers are organized by health and sports department to raise the standards of health and also to raise funds for charity registration of participantss is done in advanced and day and time is fixed there is no age bar. People of any age can take part. There is no competition. These provide significant health benefits. But precautionary measures must be taken before participating i.e. proper sports kit health status of individual.
Run for Fun :- This is to create awareness among people to keep fit and healthy there is fun and frolic while on the run there is no competition it is commonly organized for arranging funds for charity it can be perform it in different customs different age group children like adults teenage etc.
Run for Unity :- This is to inculcate peace and harmony among the people of different religion of faith. Its purpose may be either national or international brotherhood many people from corporate world film stars and marathon racers form abroad take part, first three position holders get cash prize it can either be a long distance race or a realy. In relay race every participant runs a specific distance and given opportunity to the teammate to participate. So these runs bring sense of togetherness among people.

What is seeding?
Answer:
Seeding is a procedure by which good teams are placed in fixtures in such a way that stronger teams do not meet each other at the very start of a tournament. In seeding, the strong teams are selected to keep them at appropriate places in the fixtures so that they should not meet in the earlier rounds.