Question

Mention any two ecological services for the benefit of mankind.

Answer 1

Mankind has always benefited from the nature. The nature provide us with light energy which helps in production of food. There are fibres obtained from plants and animals which can be used for clothing. The plants provides us medicines. There are various natural resources which are provided by the nature and helps in the living and development. There are wind and tidal forms of energy which are commonly used for generation of electricity.