Q. Marchantia is considered heterothallic because it is :
(a) Heterogametic
(b) Bisexual
(c) Monoecious
(d) Dioecious
Solution :
Correct Option 😀 Marchantia is considered heterothallic because it is dioecious. It has two distinct male and female plant. The anthredia are borne on the male plant on antheridiophores while the archegonia are borne on archegoniophores on the female plant. The sporophyte produces spores which develop into free-living male and female. So, the correct answer is option D.
