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14. Reproduction                                                                         eLearn.Punjab

Table 14.1: Adaptations in insect-pollinated and wind-pollinated flowers

Feature             Insect Pollinated Flowers            Wind PollinatedFlowers
   Size                                                       Generally small
  Color                     Generally large
                       Petals brightly colored        Petals green or dull in color

        Nectar          Produce nectar                   Do not produce nectar
Floral arrangement  Flowers face upwards              Flowers hang down for easy

                                                                    shaking

Stamens and stigmas Enclosed inside ring of petals    Hang out of ring of petals

Pollen grains       Small number produced/ heavy and   Large number produced/light
    Stigma                               sticky              with smooth surface

                     Pinhead shaped with no branches  Feathery branches for catching
                                                                       pollen

                                 Figure 14.16: An insect-pollinated flower (left) and a
                                               wind-pollinated (right) flowers

                                       Initiating and Planning
         Hypothesize why Mendel used Pea plants for his experiments.

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