The seeds don't require certification are

A. Breeder seed

B. Certified seed

C. Nucleus seed

D. Foundation seed

Answer: Option A

Solution(By Examveda Team)

The seeds don't require certification are Breeder seed.
Breeder seed shall be genetically so pure as to guarantee that in the subsequent generation, certified foundation seed class shall confirm to the prescribed standards of genetic purity.
This is hundred percent physical and genetic pure seed for production of foundation seed.
A golden yellow colour certificate is issued for this category of seed by the producing breeder.