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In bisexual flowers, stamen and carpel m...

In bisexual flowers, stamen and carpel mature at different times, by what name is called?
(A) Dichogamy
(B) Self sterility
(C) Herkogamy
(D) Allogamy

A

Dichogamy

B

Self sterility

C

Herkogamy

D

Allogamy

Text Solution

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The correct Answer is:
A
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KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. Into what cleistogamous flowers are seen ?

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

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  3. Which is the characteristics of the flower in plants possessing wind p...

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  4. The generative cell of a two-celled pollen divides in the pollen tube ...

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  5. Which is the largest nucleus in pollen grain? (A) gamete nucleus (B...

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  6. There are ….. In embryo sac (A) 8 cell, 7 nuclei (B) 7 cells, 7 nuc...

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  7. How are synergid cells in chromosomal point of view? (A) Haploid (B...

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  8. Double fertilisation is a unique characteristics of which plant? (A) ...

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  9. Generally, by fertilisation of mature egg cells, which cells possess n...

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  10. The formation of 256 pollen grains is done by how many meiotic divisio...

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  11. Which is called male reproductive organ of the following ? (A) Coroll...

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  12. Anther generally consists of…… (A) one microsporangia (B) two micro...

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  13. In a pollen grain larger irregular shaped nucleus is (A) archesporica...

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  14. A microspore mother cell forms (A) embryo sac (B) pollen Grains (...

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  15. The ovule is attached to the placenta by a small stalke which is known...

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  16. How many megaspore mother cells are produced in a Nucellus? (A) Two ...

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  17. What forms when meiotic division in an ovule takes place? (A) Archesp...

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  18. The mature embryosac has how many cells?

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  19. Transfer of pollen to the stigma of another flower of the same plant i...

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  20. Hydrophily occurs in which plant? (A) Vallisnaria (B) Maize (C) G...

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