question_answer 21)

  In a typical complete, bisexual and hypogynous flower the arrangement of floral whorls on the thalamus from the outermost to the innermost is (a) calyx, corolla, androecium and gynoecium     (b) calyx, corolla, gynoecium and androecium (c) gynoecium, androecium, corolla and calyx     (d) androecium, gynoecium, corolla and calyx

Answer:

                  (a)in a typical complete, bisexual and hypogynous flower the arrangement of floral whorls on the thalamus from the outermost to the innermost is (i) The calyx, a whorl of sepals (outermost). (ii) The corolla, a whorl of petals (inside the calyx). (iii) The androecium, a whorl of stamens (inside the corolla). (iv) The gynoecium, a whorl of pistils (in the centre of the flower forming inner most whorl).