caen:
(1) Which factors are responsible for the development and progress of man?
(2) What is the result of unlimited use of natural resourecs ?
(3) What do you understand by "pollution?
Answers
:(1) Heredity: Heredity and genes certainly play an important role in the transmission of physical and social characteristics from parents to off-springs. ...Sex: Sex is a very important factor which influences human growth and development. ..Socioeconomic: Socioeconomic factors definitely have some affect.
(2) Natural resources are not limitless, and the following consequences can arise from the careless and excessive consumption of these resources: Deforestation. Desertification. Extinction of species.
(3) Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories.