creative multiple choice questions

12th Standard EM

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Biology

Don't write anything on the question paper
Time : 00:25:00 Hrs
Total Marks : 25

    Part - A

    Answer all the following questions

    25 x 1 = 25
  1. Conjugation is seen in _____

    (a)

    Vorticella

    (b)

    Amoeba

    (c)

    Reptiles

    (d)

    Actinosphaerium

  2. Paedogamy is the sexual union of _____

    (a)

    morphologically different gametes

    (b)

    physiologically different gametes

    (c)

    young individuals immediately after the formation from parents

    (d)

    dissimilar gametes

  3. ______ is a seasonal breeder.

    (a)

    Poultry

    (b)

    Honey bees

    (c)

    Deers

    (d)

    Rabbit

  4. Technique used for cultivation of sponges is based on ______

    (a)

    Multiple fission

    (b)

    Parthenogenesis

    (c)

    Regeneration

    (d)

    Autogamy

  5. External fertilization is seen is ______

    (a)

    Mammals and birds

    (b)

    Reptiles and sponges

    (c)

    Fishes and birds

    (d)

    Sponges and amphibians

  6. Isogamy is observed in ______

    (a)

    Monocystis

    (b)

    Mammals

    (c)

    Trichonympha

    (d)

    Reptiles

  7. Human beings exhibit ______

    (a)

    Hologamy

    (b)

    Exogamy

    (c)

    Isogamy

    (d)

    Paedogammy

  8. Paedogenesis is seen in ______

    (a)

    Gall fly

    (b)

    Honey bees

    (c)

    Aphis

    (d)

    Hydra

  9. Ovovivipary is seen in ______

    (a)

    Solenobia

    (b)

    Humans

    (c)

    Birds

    (d)

    Shark

  10. Which statement is incorrect regarding the type of binary fission?

    (a)

    Transverse binary fission in seen in Planaria.

    (b)

    Longitudinal binary fission in seen in Euglena

    (c)

    Oblique binary fission in seen in flagellates

    (d)

    Simple binary fission in seen in Amoeba

  11. All of the following are methods of asexual reproduction except

    (a)

    Regeneration

    (b)

    Conjugation

    (c)

    Sporulation

    (d)

    Fragmentation

  12. This is a method of sexual reproduction in which individuals of the same species temporarily write and exchange certain. amount of nuclear material and then get separated.

    (a)

    Syngamy

    (b)

    Conjugation

    (c)

    Parthenogenesis

    (d)

    Paedogenesis

  13. All the following animals are continuous breeders, except.

    (a)

    Frogs

    (b)

    Honey bees

    (c)

    Poultry

    (d)

    Rabbit

  14. In honey bees, the mode of reproduction is

    (a)

    Sexual and Asexual

    (b)

    Sexual and Parthenogenesis

    (c)

    Asexual and Parthenogenesis

    (d)

    All the above

  15. In honey bees, the unfertilized egg produces

    (a)

    Queen bee

    (b)

    Worker bee

    (c)

    Drones

    (d)

    Worker bee and male honey bee

  16. This is the sexual union of young individuals produced immediately after the division of the adult parent cell by mitosis.

    (a)

    Paedogamy

    (b)

    Hologamy

    (c)

    Merogamy

    (d)

    Anisogamy

  17. Paramecium and planaria show _____ types of division during asexual reproduction

    (a)

    Transverse binary fission

    (b)

    Longitudinal binary fission

    (c)

    Simple binary fission

    (d)

    Oblique binary fission

  18. Special type of transverse division seen in Aurelia is called ______

    (a)

    plasmotomy

    (b)

    strobilation

    (c)

    pedal laceration

    (d)

    sporulation

  19. Fragmentation in sea Anemone is also known as _______

    (a)

    morphallaxis

    (b)

    pedal laceration

    (c)

    archaeocytes

    (d)

    epimorphosis

  20. Endogenous buds are seen in ______

    (a)

    Trichonympha

    (b)

    Hydra

    (c)

    Actinosphaerium

    (d)

    Noctiluca

  21. The gravid proglottids are cut off from the parent body in ______

    (a)

    Tapeworm (Taenia solium)

    (b)

    Liver fluke

    (c)

    Planaria

    (d)

    Blood fluke

  22. Regeneration was first studied by _______

    (a)

    A.G. Tansley

    (b)

    Charles Bonnet

    (c)

    Abraham Trembley

    (d)

    Walter Gilbert

  23. Regeneration was first studied in _______

    (a)

    star fish

    (b)

    Planaria

    (c)

    Hydra

    (d)

    Aurelia

  24. Starfish shown ______ type of regeneration.

    (a)

    epimorphosis - reparative

    (b)

    epimorphosis (restorative)

    (c)

    morphallaxis

    (d)

    paedogenesis

  25. The sexual union of young individuals produced immediately after the division of the parent Cellis called _____

    (a)

    Paedogamy

    (b)

    hologamy

    (c)

    merogamy

    (d)

    isogamy

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