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Allogamy is very useful because it resul...

Allogamy is very useful because it results in
(A) Formation of male off springs
(B) weaker progeny
(C) superior progeny
(D) formation of seeds

A

Formation of male off springs

B

weaker progeny

C

superior progeny

D

formation of seeds

Text Solution

Verified by Experts

The correct Answer is:
C
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KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. Allogamy has to be always performed with the help of (A) external age...

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  2. Allogamy is best favoured by (A) cleistogamy (B) dicliny (C) homo...

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  3. Allogamy is very useful because it results in (A) Formation of male ...

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  4. Another term for cross-pollination is (A) allogamy (B) xenogamy ...

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  5. The most exceptional feature of zoophilous flower is (A) scented havi...

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  6. In bisexual flowers, stamen and carpel mature at different times, by w...

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  7. In bisexual flowers, stamen and carpel mature at different times, by w...

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  8. …….is favoured by protandry (A) Self pollination (B) Cross pollinat...

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  9. To avoid self-pollination and provide contrivance for cross pollinatio...

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  10. Maize flowers are (A) autogamous (B) entomophilous (C) anemophilo...

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  11. In ……..flowers the stigma is always branched rough and sticky (A) ent...

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  12. Pollen grains of flower pollinated by wind or insects are not….. (A) ...

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  13. Besides tube nucleus, the pollen tube at the time of the entry of embr...

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  14. Egg apparatus is present on (A) micropylar end (B) chalazal end ...

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  15. Pollen tube is composed of (A) pectin (B) cutin (C) sporopollenin...

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  16. Which of the following promote pollen germination and tube growth?

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  17. How many nuclei are involved in double fertilization?

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  18. The pollination with the help of wind is termed as (A) anemophily (...

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  19. In which of the following cleistogamous flowers are present ? (A) Bal...

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  20. The largest inflorescence of the world is pollination by (A) insects ...

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