NEETBotanyPlant Kingdom
How are the male and female sex organs arranged in liverworts during sexual reproduction?
Options
- AOn the same thallus or on different thalli
- BOnly on the same thallus
- COnly on different thalli
- DAt the base of the plant
Correct answer
A. On the same thallus or on different thalli
Step-by-step solution
The liverworts grow usually in moist, shady habitats such as banks of streams, marshy ground, damp soil, bark of trees and deep in the woods. The plant body of a liverwort is thalloid, e.g., Marchantia. The thallus is dorsiventral and closely appressed to the substrate. The leafy members have tiny leaf-like appendages in two rows on the stem-like structures. Asexual reproduction in liverworts takes place by fragmentation of thalli, or by the formation of specialized structures called gemmae (sing. gemma). Gemmae ar