write any five function to be done by the society to preserve the nation, nationality and nation unity?

Preservation of culture, tradition, historical values, language and national unity.

Explanation:

There are many elements that make up a certain national identity, and the elements listed above are basic. The formation of national identity began with two major historical events. These are primarily the French Revolution and the American Revolutionary War. In order to preserve the national identity, it is necessary to maintain all the mentioned elements. Preservation of national identity is carried out through political and institutional activities, but also through social and societal activities.

as university of miami psychologists debra lieberman and adam smith pointed out in a recent article in the journal current directions in psychological science, humans have social and psychological mechanisms to deter incest. with very few exceptions, marriages between brothers and sisters and between parents and their children are verboten in every human culture. the primary psychological anti-incest mechanism is the yuck response. even the idea of sex with their mom or dad, bro or sis is upsetting to most people. the psychologist jonathan haidt has found that nearly everyone is repelled by the prospect of brother-sister sex, even in hypothetical situations in which there is no chance of pregnancy).

the biological cost of incest

this raises an interesting question: just what’s so bad about incest? sure, having sex with your dad or your sister seems gross — but why? some anthropologists have argued that incest taboos are learned social conventions. this explanation, however, doesn’t make sense to me as it does not explain the widespread existence of anti-incest mechanisms in creatures ranging from cockroaches to chimpanzees. second, the incest taboo is about as close to a universal law as human moral rules get.

why should mechanisms to avoid incest be so widespread both in nature and across human societies? the answer is simple. the problem with having sex close with relatives is that there is an astonishingly high chance that your offspring will be born with a serious birth defect.

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modern american cars are not available due to trade restrictions