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Following components are haploid, diploi...

Following components are haploid, diploid or triploid (A) oosphere (B) microsphere (C ) sunergids (D) antipodals (E ) oospore (F) nucellus (G) placenta (chalaza) (I) endosperm (J) tapetum
Which of following groups show the correct sequence of the ascending order of ploidy in ovule/seed ?

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(a) Ovary - Diploid, (b) Anther - Diploid, (c) Egg - Haploid, (d) Pollen - Haploid, (e) Male gamete - Haploid, (1) Zygote - Diploid
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ICSE-REPRODUCTION IN ORGANISMS-COMPETITION CORNER OBJECTIVE TYPE QUESTIONS ((B) Assertion and Reason Type Questions) (Fopr AIIMS aspirants)
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  2. Assertion: Asexual reproduction does not bring any genetic change in p...

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  3. Assertion: Middle piece of the sperm is called its powerhouse'. Reas...

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  4. Assertion: Air layering is applied to woody shrubs and trees. Reaso...

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  5. Assertion: Many plants can reproduce asexually as well as sexually in ...

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  6. Assertion: Amoeba is known as immortal. Reason: Amoeba has rigid pro...

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  7. Assertion: In honeybee, males are always haploid. Reason: They are der...

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  8. Assertion: Gemmules are asexual bodies found in sponges. Reason: The...

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  9. Assertion: In oviparous animals, zygote develops outside the body of f...

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  10. Assertion: Visit of insects on flowers helps in pollination. Reason:...

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  11. Assertion: Parthenogenesis does not contribute to organic evolution. ...

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  12. Assertion: Reproduction and death are the two essential processes on t...

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  13. Assertion: Young ones of oviparous animals are at a greater risk. Re...

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  14. Assertion: In an organism, male gametes are always produced in large n...

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  15. Assertion: Gametes are always haploid. Reason: A haploid parent body...

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  16. Assertion: Senescent phase of life ultimately leads to death. Reason...

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  17. Assertion: Senescence is the time when age associated defects are mani...

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