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In a bisexual flower , if androecium and...

In a bisexual flower , if androecium and gynoecium mature at different times , the phenomenon is known as :

A

Herkogamy

B

Dichogamy

C

Polygamy

D

Apogamy

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The correct Answer is:
B
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  1. The arrangement of megaspores in a tetrad in an angiosperm is :

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  2. Double fertilization in angiosperms was discovered by :

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  3. In a bisexual flower , if androecium and gynoecium mature at different...

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  4. Allogamy is best favoured by :

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  5. In an angiosperm, male plant is diploid and female plant tetraploid, e...

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  6. In angiosperms, embryo sac represents :

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  7. The root cell of wheat plant has 42 chromosomes. What would be the num...

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  8. Anemophilous flowers have :

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  9. Which among the following are pollinated by bat ?

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  10. Double fertilization in angiospermic plants means :

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  11. Entry of pollen tube through the chalazal end is called

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  12. Pollination in Triticum plant is :

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  13. Anemophily is pollination affected by :

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  14. Triple fusion in angiosperms is the fusion of second sperm with :

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

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  16. Total number of nuclei involved in double fertilization in angiosperms...

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  17. In kilgellia pinnatal / Sausage tree pollination is performed by :

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  18. Apple growers usually keep bees in the orchard even through apples are...

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  19. Self-pollination means :

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  20. Stigma is always rough and sticky in :

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