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Draw a labelled diagram of the sectional...

Draw a labelled diagram of the sectional view of a mature pollen grain of angiosperms. Explain the function of generative cell and vegetative cell

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Functions:Vegetative cell-It is bigger, has abundant food reserved
Generative Cell-It divides mitotically to give rise to two male gametes.
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TRUEMAN BIOLOGY-REPRODUCTION-SECTION -C
  1. Draw a labelled diagram of the sectional view of a mature pollen grain...

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  2. In the adjacent figure of a typical dicot embryo, label the parts (1),...

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  3. (a) In which part of the human female reproductive system do the follo...

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  4. The events of the menstrual cycle are represented below. Answer the qu...

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  5. (a) Draw a labelled diagram of a sectional view of humen seminiferous...

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  6. With the help of labelled diagrams, depict the stages of a microspore ...

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  7. In an angiosperm the embryo sac is haploid , zygote is diploid and end...

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  8. Draw a longitudinal section of a post-pollinated pistil showing entry ...

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  9. (i ) Write the characteristics features of anther, pollen and stigma o...

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  10. (a) Mention any four strategies adopted by flowering plants to prevent...

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  11. Explain the process of artificial hybridisation to get improved crop, ...

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  12. Differentiate between perisperm and endosperm giving one example of ea...

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  13. Fertilization is essential for the production of seed, but in some ang...

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  14. Write the function of each one of the following : (a) (Oviducal) Fi...

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  15. Write the function of each of the following : (a) Middle piece in hu...

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  16. Write the function of each of the following : (a) Seminal vesicle ...

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  17. Read the graph given above and correlate the uterine events that take ...

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  18. Expand the following and explain any one of them. (i) IVF (ii) ZIFT...

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  19. Draw the following diagrams related to human reproduction and label th...

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  20. Suggest and explain any three Assisted Reproductive Technologies (ART)...

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