Q. With reference to Pollen, consider the following statements.
1. It is a fine yellowish powder released by plants.
2. Each pollen grain contains female gametes necessary for fertilization.
3. Pollen are considered major outdoor airborne allergens responsible for allergic rhinitis, asthma, and atopic dermatitis in humans.
Which of the statements given above is/are correct?
Chandigarh has got its first pollen calendar. This can identify potential allergy triggers and provide a clear understanding for clinicians as well as allergy sufferers about their causes to help limit their exposure during high pollen loads.
Pollen is a fine yellowish powder released by plants (Statement 1 is correct). They are essential for the sexual reproduction of flowering plants and plants that produce cones. Each pollen grain contains male gametes necessary for fertilisation. (Statement 2 is incorrect)
Pollen produced by plants are considered major outdoor airborne allergens responsible for allergic rhinitis, asthma, and atopic dermatitis in humans. (Statement 3 is correct)
In India, about 20-30% of the population suffers from allergic rhinitis/hay fever and approximately 15% develop asthma.