in Plant Reproduction by

1 Answer

0 votes

The phenomenon of heterospory has great biological importance. They are;

  1. The megaspore containing the female gametophyte derives food from the sporophyte. As it remains inside the sporophyte it is independent of external conditions.
  2. It creates a proper nutritive environment for the developing embryo better than an independent green prothallus in homosporous ferns.
Biology Questions and Answers for Grade 10, Grade 11 and Grade 12 students, Junior and Senior High Schools, Junior Colleges, Undergraduate biology programs and Medical Entrance exams.