What are the different importance of plants?

Question

economic?

agricultural?

medicinal?

Answer 1

Economic importance:

Many people are in employment in farming, horticulture, forestry, manufacturing industry ( food, timber, bio fuel f.e. ), pharmaceutical/chemical industry, selling vegetables fruits or flowers and much more.

National parks and similar facilities are recreational.

Ecological importance:

Plants produce oxygen.

Plants consume CO2.

Plants better character of the soil ( absorb some toxins and heavy metals ).

Plants are natural resource for renewable energy.

Agricultural ( horticultural, forestry etc )importance:

Plants have a large share in feeding and clothing the world.

Plants deliver semiluxury food and tabacco

Plants ( trees ) deliver material for furniture and houses.

Ornamental plants.

Plants deliver fragrances and basic materials for cosmetic products and perfumery

Plants contain basic material for repellents

Medicinal importance:

Contents of plants cure diseases and deliver source material for medicines.

Bionic importance, e.g.:

Cat's eye reflectors

Leonardo da Vinci's flying machines

Nanostructures

Neuromorphic chips, silicon retinae or cochleae.

http://en.wikipedia.org/wiki/Bionics