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General Knowledge :: Biology

  1. The group of pistils or carpels is collectively spoken off as a

  2. A.

     Androecium

    B.

     Gynoecium

    C.

     Callyx

    D.

     Corolla


  3. Each stamen has a slender stalk or filament at the top of which a pollen bearing organ is present.

  4. A.

     Stigma

    B.

     Anther

    C.

     Filament

    D.

     Ovary


  5. All sepals collectively constitute a structure termed as

  6. A.

     Calyx

    B.

     Corolla

    C.

     Gynaecium

    D.

     Androecium


  7. An expanded basal portion of carpel is called as

  8. A.

     Stigma

    B.

     Ovary

    C.

     Style

    D.

     Pollen tube


  9. Taken together the petals constitute

  10. A.

     Calyx

    B.

     Corolla

    C.

     Gynaecium

    D.

     Androecium


  11. The female sex organs in a flower is the ________ .

  12. A.

     Zoospores

    B.

     Stamen

    C.

     Pistil

    D.

     Chlorophyceae


  13. The male sex organs in a flower is the ________ .

  14. A.

     Zoospores

    B.

     Stamen

    C.

     Pistil

    D.

     Chlorophyceae


  15. Which part of flower produces pollen grains that are generally yellowish in colour?

  16. A.

     Sepals

    B.

     Petals

    C.

     Stamens

    D.

     Carpels


  17. Which one of the following is the longest flower in the world?

  18. A.

     Lotus

    B.

     Sunflower

    C.

     Rafflesia

    D.

     Glory Lily


  19. Usually the conspicuous, coloured, attractive part of flower is termed as

  20. A.

     Sepals

    B.

     Carpels

    C.

     Petals

    D.

     Stamens