1. who do we associate with the term life chance?

Life chances is a social science theory of the opportunities that each individual has to improve the quality of their life. This concept has been introduced by Max Weber, a German sociologist. According to this theory, life chances are positively correlated with one's socioeconomic status.

Answer islamic scholars made advancements in technology, literature, philosophy, mathematics, astronomy, and the arts during this time period;

When a lake, river or other aquatic  system  becomes  eutrophic, it can have serious negative effects on other organisms like fish, birds and even people.if an algal bloom is so bad that it causes wide-spread death  in  the  water, the organisms that die will all sink to the bottom and start to decompose.