Write the three fusions of Angiospermous plant fertilization.

Write three roles of insulin.

Write the three main components of sericulture

Write any three uses of copper.

Write the simplified version of Angiosperm phylogeny group classification (APG IV).

Write the function of passage cells in plants.

Write any three significance of mitosis .

Which of the following sequences are correct 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.

Summarise the whole life cycle of an Angiosperm plant in the form of sche-matic diagram.