Monoecious plant of Chara shows occurrence of
(a) upper antheridium and lower oogonium on the
same plant
(b) upper oogonium and lower antheridium on the
same plant
(c) antheridiophore and archegoniophore on the
same plant
(d) stamen and carpel on the same plant.
(a) upper antheridium and lower oogonium on the
same plant
(b) upper oogonium and lower antheridium on the
same plant
(c) antheridiophore and archegoniophore on the
same plant
(d) stamen and carpel on the same plant.