Compare gymnosperm and angiosperm with reference to flower,fertilization and seed.

pteridophytes, gymnosperms and angiosperms belong to

Phloem of gymnosperms differ from angiosperms in

Phloem of gymnosperms differ from angiosperms in

Fertilization is essential for the production of seed, but in some angiosperms seeds develop without fertilization. (a)Give an example of an angiosperm that produces seeds without fertilization. Name the process. (b)Explain the two way by which seeds develop without fertilization.

In angiosperm, syngamy or true fertilization refers to

Gymnosperms are different from angiosperms in

In gymnosperms and angiosperms the pollen tube carries the male gamete to the site of fertilization and thus does not require water for fertilization. It is referred as

Both gymnosperms and angiosperms bear seeds, then why are they classified separately?

Both gymnosperms and angiosperms bear seeds, then why are they classified separately?

Endosperm of angiosperms is different from that of gymnosperms because