Question

what do you understand by F1 generation?

Answer 1

In basic terminology, the F1 generation is the first generation of offspring produced by a set of parents. The 'F' in F1 stands for 'filial.' So in short, F1 means 'first filial generation'.

Answer 2

F1 offsprings produced by crossing traits of parents and f2 are offsprings produced by crossing the traits of offsprings produced in F1 generation.