Question No : 15
Leptosporangiate sporangium is
Question No : 16
The stele of Lycopodium is
Question No : 17
Young sporophyte of Pteris draws nourishment from prothallus through
Question No : 18
If a sporangium develops from a single initial, it is called
Question No : 19
Multiflagellate sperms are the characteristic of
Question No : 20
What happens to the spore of ferns ?
Question No : 21
Microsporangia and macrosporangia are found in the same cone of