Question

give reason why a flower has a fragrance or aroma​

Answer 1

Explanation:

This scent is typically a complex mixture of low molecular weight compounds emitted by flowers into the atmosphere and its structure, color and odor are critical factors in attracting pollinators. ... Thus, scent is a signal that directs pollinators to a particular flower whose nectar and/or pollen is the reward.

Answer 2

Explanation:

Thus, scent is a signal that directs pollinators to a particular flower whose nectar and/or pollen is the reward. ... Plants tend to have their scent output at maximal levels only when the flowers are ready for pollination and when its potential pollinators are active as well.

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