Question

modern towons are getting overcrowded because of urbanization we find that the vellage pepale are migrating to towns in big number for various reason take up a project of find out the reason of this urbanization visit at least 05 house holds of people who have migrated from your locality find out the reason for migration what difference it has made in their live whether they find city life better what is it. that they Miss in cities what greater facilities they find in cities that were not available in villages whether they find cities imbalance in the rural and irban population ​

Answer 1

Answer:

The dispersal of seeds by wind is called as anemochory. For anemochory, the seeds should be lightweight and should have some morphological features as wings, hairs, etc.

Madar and cotton seeds do not show presence of wings.

As stated above, seeds should be lightweight as well as should possess some morphological features for anemochory. Madar and cotton seeds show a dense coating of hairs around their testa. It enables the seeds to float in air.

Therefore, the correct answer is option D.

Electromeric effect refers to a molecular polarizability effect occurring by an intramolecular electron displacement characterized by the substitution of one electron pair for another within the same atomic octet of e