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Endosperm is completely consumed by the ...

Endosperm is completely consumed by the developing embryo in

A

Pea, Bean and Groundnut

B

Maize, Bean and Castor

C

Castor, Pea and Groundnut

D

Maize, Bean and Pea.

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The correct Answer is:
A
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Endosperm is not completely consumed by developing embryo in

Assertion : In Cocos nucifera coconut water represents the cellular endosperm and the surrounding white kernel represents the free-nuclear endosperm. Reason : Endosperm is always completely consumed by developing embryo before seed maturation.

one of the examples of seeds in which the endosperm is completely consumed during embryo development is

Assertion : Maize is an albuminous seed Reason : Endosperm is completely absorbed by its growing embryo.

Endosperm is consumed by developing embryo in the seed of

Assertion : Ex-albuminous seeds do not possess any residual endosperm, as it is completely consumed during embryo development., Reason : Wheat, castor, pea and groundnut are all the examples of ex-albuminous seeds.

Some seeds retain a part of endosperm as it is not completely used up during embryo development, while in some seeds, remnants of the nucellus are also persistent. Choose the option with example of the respective types of seeds.

Assertion : Endosperm is a nutritive tissue and it is triploid Reason : Endosperm is formed by fusion of secondary nucleus to second male gamete. It is used by developing embryo for nutrition.

Assertion : Embryogenesis is the development of embryo from the zygote. Reason : Cell division increase the number of cells in the developing embryo.

Assertion : Reptiles can be termed as first true land animals Reason : These are completely independent of water due to the development of internal fertilization and the presence of a special membrane ( amnion) around the developing embryo.

DINESH PUBLICATION ENGLISH-NO IDEA-Brain Teasers
  1. Endosperm is completely consumed by the developing embryo in

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  2. A structure present in the ovule as well as eggs of birds is

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  3. A plant in which fertilization occurs after the shedding of seed is

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  4. In ovule, exostome is

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  5. Group of specialized thickened nucellar cells between embryo sac and c...

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  6. Hypostase is meant for providing

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  7. A group of specialised nucellar cells between embryo sac and micropyle...

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  8. Sasa paniculata contains a large number of antipodal cells. The number...

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  9. Antipodal cells enlarge tremendously in (a) Sasa (b) Caltha (c) Ac...

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  10. Which one develops from funicle of base of ovule? (a) Sarcotesta (b) ...

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  11. Which one develops from exostome

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  12. In tenuinucellate ovules, the nucellus may break down. The nourishment...

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  13. Endothelium develops from (a) Nucellus (b) Nucellus surrounding embr...

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  14. Middle layers of pollen sac wall are absent in

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  15. Growth of pollen tube is

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  16. The apical growing region of pollen tube is called

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  17. Functional part of pollen tube is separated from the rest by

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  18. Pollen tube cytoplasm is like any other living cell in showing (a) Cal...

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  19. Male nucleus fuses with female nucleus during fertilization in Angiosp...

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  20. Which one is true of male gamete of angiosperms

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  21. Heterofertilization is

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