Read the following five statements (1 - 5) and answer as asked next to them.
(1) In Equisteum the female gametophyte is retained on the parent sporophyte.
(2) In Ginkgo male gametophyte is not independent.
(3) The sporophyte in Riccia is more developed than that in Polytrichum.
(4) Sexual reproduction in Volvox is isogamous.
(5) The spores of slime moulds lack cell walls.
How many of the above statements are correct?