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Jr. Intermediate Botany Important Questions and Answers



1. List the changes observed in angiosperm flower subsequent to pollination and fertilization.
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2. List three strategies that a bisexual chasmogamous flower can evolve to prevent self pollination (Autogamy).
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3. Discuss the various types of pollen tube entry into ovule with the help of diagrams.
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4. What is triple fusion? Where and how does it take place? Name the nuclei involved in triple fusion.
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5. Describe the essential floral parts of plants belonging to Liliaceae.
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6. Describe the essential organs of Solanaceae.
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7. Give economic importance of plants belonging to Fabaceae.
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9. What is meant by heterospory? Mention the two types of spores developed in an angiospermic plant.
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10. Which of the following are monoecious and dioecious organisms?
a) Date palm
b) Coconut
c) Chara
d) Marchantia
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11. What do the following parts of a flower develop into after fertilization?
a) ovary
b) stamens
c) ovules
d) calyx
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12. Define vivipary with an example.
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13. Name the component cells of the egg apparatus in an embryosac.
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14. Name the common functions that cotyledons and nucellus perform.
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15. Name the parts of pistil which develop into fruit and seeds.
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16. Which are the three cells found in a pollen grain when it is shed at the three celled stage?
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17. What is self-incompatibility?
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18. Name the parts of an angiosperm flower in which development of male and female gametophyte take place.
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19. What is meant by scutellum? In which type of seeds it is present?
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20. What is Omega Taxonomy?
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21. What is natural system of plant classification? Name the scientists who followed it.
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22. Give the technical description of anthers of Allium cepa.
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23. What is geocarpy? Name the plant which exhibits this phenomenon.
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24. Name the type of pollination mechanism found in members of Fabaceae.
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