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A plant species A has a diploid number o...

A plant species A has a diploid number of chromosomes as 12. Another plant species B has a diploid chromosome number off 16. The allopolyploid developed. By hybridization of A and B shall have a diploid chromosome number as

A

14

B

28

C

40

D

56

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The correct Answer is:
B
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AAKASH SERIES-SEXUAL REPRODUCTION IN FLOWERING PLANTS -EXERCISE - I (Post fertilization developments and Seed )
  1. Which one forms the endosperm

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  2. Commonly in a mature fertilised ovule n, 2n and 3 condition is respect...

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  3. Endosperm is formed during the double fertilization by

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  4. Testa of a seed is produced from

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  5. Study the following statements and select the incorrect option.

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  6. A natural sequence of developmental stages in the life cycle of an ang...

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  7. Suspensor helps in the

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  8. Epiblast represents

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  9. Endosperm in angiosperms is formed from secondary nucleus

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  10. Endosperm of angiosperms is different from that of gymnosperms becaus...

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  11. Coconut has

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  12. Number of meiotic divisions required to produce 400 seeds of pea would...

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  13. The cells of endosperm have 24 chromosomes. What will be numbre of chr...

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  14. The number of chromosomes in radicle is 16. What will be number of chr...

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  15. The male gamete is x and egg is 3x. The ploidy level in embryo and end...

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  16. In Pinus, a gymnosperm, rooting cells have 16 chromosomes. How many ch...

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  17. A plant species A has a diploid number of chromosomes as 12. Another p...

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  18. In a guava fruit there were 300 seeds. How many meiotic divisions must...

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  19. Product of sexual reproduction generally generates

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