Question

Observe the diagrams given below and choose the correct option for $A,B$ and $C$.

• A. (A)-Antheridiophore, (B)-Archegoniophore, (C)-Endospore
• B. (A)-Archegoniophore, (B)-Antheridiophore, (C)-Gemma cup
• C. (A)-Antheridiophore, (B)-Archegoniophore, (C)-Gemma cup
• D. (A)-Archegoniophore, (B)-Antheridiophore, (C)-Seta cup

Answer 1

Answer: (B)

The given figure is of Marchantia (thallus).
The correct labels are as follows
(A)-Archegoniophore-A stalk-like structure on which archegonium are borne.
(B)-Antheridiophore-A stalk-like structure (gametophore) that bears antheridia.
(C)-Gemma cup-These are special vegetative, small cup shaped structures borne along the midrib on the dorsal surface of gametophyte of some bryophytes.