What determines the density of living substances in different parts of the Earth?

Depends on climatic conditions (for example, a forest (temperate continental climate, etc., there is everything for living organisms), compare with a desert, where a hot and arid climate and it is very difficult to survive in such conditions, but there are animals and plants adapted to such horrible environments like cacti and scorpions).



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.