12th ch 1 Summary5 years ago

04:55

12th ch-2 Introduction5 years ago

01:16

12th ch 2 Flower -A fascinating organ of Angiosperms5 years ago

00:49

12th ch 2. Pre-fertilisation: Structures and Events5 years ago

01:09

12th ch 2 Stamen, Microsporangium and Pollen Grain5 years ago

02:19

12th ch 2 Structure of Microsporangium5 years ago

02:21

12th ch 2 pollen grain5 years ago

05:37

12th ch 2 The Pistil5 years ago

01:22

12th ch 2 The Magasporangium(Ovule)5 years ago

02:12

12th Ch 2 Female gametophyte or Embryo Sac5 years ago

03:01

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