Question 2
Differentiate between microsporogenesis and megasporogenesis. Which type of cell division occurs during these events? Name the structures formed at the end of these two events.
Question 7
What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.
Question 9
What is self-incompatibility? Why does self-pollination not lead to seed formation in self-incompatible species?
Question 11
What is triple fusion? Where and how does it take place? Name the nuclei involved in triple fusion.
Question 13
Differentiate between:
(a) Hypocotyl and epicotyl
(b) Coleoptile and coleorrhiza
(c) Integument and testa
(d) Perisperm and pericarp
Question 15
What is meant by emasculation? When and why does a plant breeder employ this technique?
Question 16
If one can induce parthenocarpy through the application of growth substances, which fruits would you select to induce parthenocarpy and why?