Humans benefit from diversity of life. Give two examples.

Explanation

(i) Humans derive numerous economic benefits directly from diversity of organisms.
(a) Food products (cereals, pulses and fruits.)
(b) Firewood.
(c ) Fibre (cotton, jute from plants and silk, wool from animals).
(d) Construction material (timber for making furniture, houses and sports goods).
(e) Industrial products (tannis, lubricants, dyes, resins and perfumes).
(f) Products of medicinal importance (about 25000 plants are used in traditional medicane).
(ii) There are huge intangible benefits that humans derive from the diversity of life.
(a) Pure oxygen.
(b) Natural pollinators.
(c ) Flood and soil erosion control.
(d) Nutrient replenishment.
(e) Waste recycling by microbes and other insects, etc.
(f) Aesthetic pleasure and mental peace.