A cross between two true breeding with the axial flowers been dominant to the terminal flowers will produce first generation offspring with axial flowers that are not true breeding (heterozygous in genotype but still axial flowers in phenotype). In the F2 generation, which might be a cross between the the F2 generations will produce
Grasses are green plants which synthesize food ( carbohydrate ) in presence of sun light in the process of photosynthesis. That's why grass is called producers.