Question

The dioecious plant Marchantia develops sex organs on
A) Antheridiophore
B) Archegoniophore
C) Both A and B
D) Tassel

Answer 1

Dioecious came from the Greek word dioecy which means“two households". Dioecious plant is defined as the plant which has separated their female and male organs and reproduction of these plants is known as biparental reproduction.

Complete answer:
In the dioecious plants one plant has the male part and another plant has the female part. This method of fertilization is known as the cross fertilization.
Marchantia is one of the Dioecious plants. It develops separate male and female organs.
The plant having the male reproductive part is called an antheridiophore and the plant having female reproductive part is known as archegoniophore.

Additional information:

Scientific name of Marchantia :- Marchantia Polymorpha
Family:- Marchantiaceae
Marchantia always goes into alternation of generation.
The Marchantia also known as the liverwort. This name ‘liverwort’ is given because of the liver-shaped of thalloid liverworts such as Marchantia.
In the old days,Marchantia was used for treatment of diseases of the liver.
Study of the morphological and physiological of marchantia is done through the developing thallus, sporeling and gemmaling.It is found from tropical regions to arctic climate.

So, the correct answer is option ‘C’ Both A and B.

Note: The classification of liverworts further divided into three types:- Haplomitriopsida, Marchantiopsida and Jungermanniopsida.