a) In Bryophytes – Gametophytes - Sex organ – Gamete fusion – Zygote - Spore mother cell – spore – Thallus.
b ) In Angiosperm – pollination – fertilization – zygote – new plant.
c) In Gymnosperm – male cone, and female cone – microspore and megaspore – Zygote – new sporophytes plant.
d) In pteridophytes – pollination by wind, fertilization in the presence of water – zygote prothallus, new plant.
1) a, b, c 2) a, b 3) c, d 4) b, d
