Pinus differs from mango in having

Cycas and Adiantum resemble each other in having:

Which of the following is haploid in the life-cycle of Funaria?

Pyrenoids are characteristically found in the chloroplasts of

In the prothallus of a vascular cryptogam, the antherozoids and eggs mature at different times. As a result:

Fern gametophyte is nutritionally

Pyrenoids are made of

Indusium is found in

Sieve tubes and companion cells are absent in

Spores of Funaria on germination give rise to