Read the following statements (A-E) and answer the question which follows them.
A)In liverworts, mosses and ferns gametophytes are free-living.
B)Gymnosperms and some ferns are heterosporous.
C)Sexual reproduction in Fucus, Volvox and Albugo is oogamous.
D)The sporophyte in liveworts is more elaborate than that in mosses
E)Both, Pinus and Marchanita are dioecious.
How many of the above statements are correct?
Options
(a) Two
(b) Three
(c) Four
(d) One
Correct Answer:
Three
Explanation:
In liverworts and ferns gametophytes are free living while in fern sporophytes are free living. Gymnosperms and genera like Selaginella and Salvinia are heterosporous. The sporophyte in mosses are more elaborate than that of liverworts. Pinus is monoecious and heterosporous. Marchanita is dioecious