BREEDING AND MATING 93 



14. The law of atavism means what to the poultryman? 



15. Give an example of atavism. 



16. Define the meaning of prepotency. 



17. What do we mean by correlation in breeding? 



18. What is a sport? Give an example. 



19. What is meant by special matings? 



20. Mating by selection has what advantage over mass mating? 



21. Enumerate factors which should be considered when breeding for 



egg production. 



22. Why is it essential to breed from rather large, mature birds? 



23. \Vhat special features should be considered when breeding for meat 



production? 



24. Describe the process of pedigreeing. 



25. What are the advantages of pedigree breeding? 



Reference. Consult "Animal Breeding" by Shaw. 



