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…….is favoured by protandry (A) Self po...

…….is favoured by protandry
(A) Self pollination
(B) Cross pollination
(C) Autogamy
(D) None of the above

A

Self pollination

B

Cross pollination

C

Autogamy

D

None of the above

Text Solution

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The correct Answer is:
B
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KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. In bisexual flowers, stamen and carpel mature at different times, by w...

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

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

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

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

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

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

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

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

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

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

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  12. How many nuclei are involved in double fertilization?

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

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

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

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  16. The chief pollinator of our agri - horticultural crops are…. (A) moth...

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  17. In….. Cleistogamous flower are produced on underground rhizomes or roo...

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  18. In bisexual flower physical barrier between anther and stigma is calle...

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  19. Pollination by wind is

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  20. Which of the following is not an example of water pollinated plant? (...

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