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 Multiple Choice QuestionsMultiple Choice Questions

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11.

Examine the figure below and select the right option giving all the four part (A, B,C and D) correctly identified.


  • A

    B

    C

    D

    Archegoni Ophore

    Female thallus

    Gemma cup

    Rhizoids

  • A

    B

    C

    D

    Archegoni

    Female thallus Bud Foot
  • A

    B

    C

    D

    Seta

    Sporophyte Protonema Rhizods
  • A

    B

    C

    D

    Seta

    Sporophyte Protonema Rhizods
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12.

Keel  is characteristic of the flowers of 

  • gulmohur

  • cassia

  • Calatropis

  • Calatropis

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13.

Which one of the following plants is monoecious?

  • Marchantia

  • Pinus

  • Cycas

  • Cycas

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14.

In cloning of cattle a fertillized egg is taken out of the mother’s womb and

  • the egg is divided into 4 pairs of cells which are implanted into the womb of other cows

  • in the eight cell stage, cells are separated and cultured until small embryos are formed which are implanted into the womb of other cow

  • in the eight cell stage the individual cells are separated under electrical field for further development in culture media

  • in the eight cell stage the individual cells are separated under electrical field for further development in culture media

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15.

How many different kinds of gametes will be produced by a plant having the genotype AABbCC?

  • Three

  • Four

  • Nine

  • Nine

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16.

Which among the following is not a prokaryote?

  • Saccharomyces

  • Mycobacterium

  • Oscillatoria

  • Nostoc


17.

Parthenogenesis is a term of

  • Budding

  • Asexual reproduction

  • Sexual reproduction

  • Regeneration


18.

Select the correct statement regarding reproduction

  • Mating in dogs is synchronised with lunar cycle.

  • Salamanders always have internal fertilisation.

  • In Trygon, the male introduces sperms into female through a modified pelvic fin.

  • Catla has internal fertilisation


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19.

Which form of reproduction is correctly matched?

  • Euglena transverse binary fission

  • Paramecium longitudinal binary fission

  • Amoeba multiple fission

  • Plasmodium binary fission


20.

Assertion: Many plants are propagated vegetatively even though they bear seeds.

Reason: Potatoes multiply by tubers and apple by cutting.

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


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