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In flowering plants archesporium gives r...

In flowering plants archesporium gives rise to

A

only the wal of the sprorangium

B

both wall and the sprorogenous cells

C

wall and the tapetum

D

only tapetum and sprorgenous cells

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The correct Answer is:
B
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AAKASH INSTITUTE-SEXUAL REPRODUCTION IN FLOWERING PLANTS -Assignment (SECTION C)
  1. Which of the folliwng statement is wrongs?

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  2. Long ribbon like pollen grains are seen in some

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  3. Which one of the following pairs of plant structures has haploid numbe...

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  4. Embryo sac represents

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  5. If an angiospermic male plant is diploid and female plant tetraploid, ...

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  6. The role of double fertilization is to produce:

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  7. An interesting modification of flower shape for insect pollination occ...

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  8. Endosperm is formed during the double fertilization by

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  9. Anemophily type of pollination is found in :

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  10. What is the direction of micropyle in anatropous ovule?

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  11. In angiosperm, all 4 microspores of tetrad are covered by a layer whic...

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  12. In Angiosperms pollen tube liberate their male gametes into the :

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  13. An ovule which becomes curved so that the nucellus and embryo sac lie ...

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  14. When a diploid female plant is crossed with a tetraploid male, the plo...

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  15. Polyembryony commonly occurs in

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  16. Eight nucleated embryosac is

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  17. Adventive embryony in Citrus is due to

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  18. In flowering plants archesporium gives rise to

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  19. In a type of apomixis known as adventure embryony embryos develop dire...

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  20. Function of filiform apparatus is to :-

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