Page 19 - 10-BIO-13-newflip
P. 19
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.
19