48.In dicots the pollen grains possess ____: [A] Two germ pores [B] Three germ pores [C] Four germ pores [D] Five germ pores
Option B) Pollen grains of monocots have one opening, while pollen grains of dicots have three openings. Pollengrains can be monocolpate (having one germ pore called germinal furrow e.g., monocots), bicolpate (2 germ pores) and tricolpate (3 germ pores e.g., dicots).