Question

22) The ploidy of zygospore, elaters, cycas endosperm, Archegonium and Archesoporium are.
1) 2n, n, n, n, 2n
2) 2n, n, n, n, n
3) n, n, n, n, 2n
4) 2n, 2n, n, n, 2n

Answer 1

Here the option 1 is right answer.

Because the Zygospores is 2n and it can created by the haploid cell and elaters is n which is spiraly thickened structure of the plant.

It is one of the responsible for the major dispersion of spores and also haploid in nature.

Hope the student can follow this and get best solution on reading this answer.