Q. Consider the following two statements and select the correct option.
Statement I: Pollen grains of many species cause severe allergies and bronchial afflictions in some people leading to acute respiratory disorders such as asthma, bronchitis, etc.
Statement II : In some members of Rosaceae, Leguminoseae and Solanaceae, pollen grains lose viability within minutes of their release.

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Solution:

• Pollen grains of many species cause severe allergies and bronchial afflictions in some people leading to chronic respiratory disorders-asthma, bronchitis, etc.
• In some members of Rosaceae, Leguminoseae and Solanaceae, they maintain viability for months.
• In some cereals such as rice and wheat, pollen grains lose viability within minutes of their release.