Solution

Pollen grains (haploid male gametophyte) inside the anther (diploid sporophytic tissue) – two generations. Embryo sac (haploid female gametophyte) inside the ovule (diploid sporophytic tissue) – two generations. So (a) and (d).

Concept alternation of generations in angiosperm parts

Sexual Reproduction in Flowering Plants in past papers

126 questions from this chapter have appeared across 26 exam years.