Question
Write the differences between wind-pollinated and insect-pollinated flowers. Give an example of each type.

Answer

S. No.
Wind-pollinated flowers
Insect-pollinated flowers
(i)
These produce large numbers of pollen grains.
These produce less number of pollen grains.
(ii)
These are dull, nectarless and scentless.
These are bright, scented and have nectar.
(iii)
Stamens are long and protrude above petals.
Stamens lie within the corolla tube.
(iv)
The pollen grains are dry, light, small and smooth. For example, ragweed.
The pollen grains are larger, heavier with appendages like hooks and barbs. For example, rose, sweet pea.

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