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Ovules with two integuments are called....

Ovules with two integuments are called_____.

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bitegmic
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Entering of pollen through integuments is called

Megasporangium along with its protective integuments is called

Straight ovules are called ___________

Integument and Testa.

Fusion of two nuclei is called________.

A typical angiospermous ovule is attached to the placenta by means of a stalk called X. Body of the ovule fuses with X in the region called Y. Identify X and Y.

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Express in one word only Ovule with two integuments

MBD PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-QUESTION BANK
  1. Air layering is also called.

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  2. Exine is formed of substance called ……..

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  3. Ovules with two integuments are called.

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  4. A typeical female gametophyte of angiosperms containsnumber of nuclei.

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  5. Egg and two synergide constitute the.

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  6. State the condition when stamens mature earlier than carpels.

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  7. Seeds with enlarged and persistent endosperm are called.

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  8. In some cases the nucellus persists in the from of a food-storing thin...

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  9. In homogamy, flowers never open to expose their sex organs.

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  10. Pollination by birds is called Chiropterophily

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  11. Chalazogamy is entry of pollen tube through micropyle.

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  12. The endosperm is diploid.

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  13. In true fruits, thalamus contribute to fruit formation.

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  14. Formation of seeds without fertilization is called dormancy.

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  15. Occurrence of more than one embryo in a seed is referred as polygamy.

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  16. Name the parts of an angiospermic flower in which development of male ...

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  17. Differentiate between microsporogenesis and megasporogenesis. Which ty...

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  18. Arrange the following terms in the correct developmental sequence. Pol...

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  19. With a neat, labelled diagram, describe the parts of a typical angiosp...

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  20. What is meant by monosporic development of female gametophyte?

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