in Sexual reproduction in flowering plants by

1 Answer

0 votes

The functions of stigma are:

  1. It receives the pollen grains.
  2. It acts as a good catching and retaining surface for the pollen grains.
  3. It provides water and nutrients needed for the germination of pollen grains.
  4. The exudate produced by the epidermal cells of the stigmatic papillae keeps it sticky.
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.