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Why does the zygote in angiosperms start...

Why does the zygote in angiosperms start developing into embryo only after some endosperm is formed?

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MBD -HARYANA BOARD-REPRODUCTION IN ORGANISMS-EXERCISE
  1. Why does the zygote in angiosperms start developing into embryo only a...

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  2. In Rhizopus, asexual reproduction takes place byformation.

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  3. Fill in the blanks with suitable words: Pseudomycelium is formed in .....

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  4. in Penicillium are formed on conidiophores.

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  5. In sweet potato, vegetative propagation takes place through.

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  6. In Bryophyllum vegetative propagation takes place through.

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  7. Fill in the blanks with suitable words: Development of fruit without f...

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  8. State True or False : The ovary ripens to form fruit.

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  9. State True or False : Ginger is grown by bulb.

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  10. State True or False : Zaminkand is vegetatively propagated by Corm.

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  11. State True or False : A Cleistogamous flower remains closed to help se...

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  12. State True or False : A clone is a group of individuals obtained throu...

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  13. Repair of damaged tissue or redevelopment of lost part.

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  14. The zygotic nucleus.

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  15. Female part is an ovary.

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  16. Vegetative type of reproduction means:

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  17. Micropropagation is based on:

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  18. Inarching is improved method of grafting as here:

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  19. The entry of pollen tube into embryo sac through the integument is ter...

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  20. The unisexual flowers are found in:

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  21. In monocots grafting is impossible because they lack:

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