AP BIOLOGY

PLANTS

PLANT REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
My flowers are not sweet-scented and I do not produce nectar. How am I likely dispersed?
A
By wind
B
By insects
C
By water
D
By explosive action
Explanation: 

Detailed explanation-1: -Unlike the typical insect-pollinated flowers, flowers adapted to pollination by wind do not produce nectar or scent. In wind-pollinated species, the microsporangia hang out of the flower, and, as the wind blows, the lightweight pollen is carried with it (Figure 4).

Detailed explanation-2: -Wind and water pollinated flowers are light in weight as air and water cannot carry heavy pollens. They are neither colorful nor nectar producing as these are the characters for the insect-pollinated flowers.

Detailed explanation-3: -Anemophilous, or wind pollinated flowers, are usually small and inconspicuous, and do not possess a scent or produce nectar. The anthers may produce a large number of pollen grains, while the stamens are generally long and protrude out of flower.

Detailed explanation-4: -Solution : The wind and water pollinated flowers are not required to attract insects, bees or wasps. Therefore, these are not colourful and do not produce nectar.

Detailed explanation-5: -Wind pollinated plants have small, inconspicuous or dull petals-there is no need to attract insects with bright colours. Wind pollinated plants produce a lot of pollen to increase the chances of pollination. It is also very, very light in texture, so that it is easily blown on the wind currents.

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