Advertisements
Advertisements
प्रश्न
Describe the consumptive use value of biodiversity as food, drugs and medicines, fuel and fiber with suitable examples.
Advertisements
उत्तर
The direct use values where the biodiversity products can be harvested and consumed directly are called consumptive use value of biodiversity, humans derive countless direct economic benefits from nature food (cereals, pulses, fruits), firewood, fibre, construction material, industrial products (tannins, lubricants, dyes, resins, perfumes) and products of medicinal importance. More than 25 per cent of the drugs currently sold in the market worldwide are derived from plants and 25,000 species of plants contribute to the traditional medicines used by native peoples around the world.
APPEARS IN
संबंधित प्रश्न
List any four techniques where the principle of ex-situ conservation of biodiversity has been employed.
Why should we conserve biodiversity ? How can we do it?
What are sacred groves?
Among the ecosystem services are control of floods and soil erosion. How is this achieved by the biotic components of the ecosystem?
Define PAR(photosynthetically active radiation)
Write a short note on Joint Forest Management.
National parks and sanctuaries are established for the purpose of ______.
In which one of the following countries, the ‘Earth Summit’ was held?
The vascular bundles, which are usually surrounded by a well-developed sclerenchymatous sheath present in:
Which one of the following is not included under in-situ conservation?
Which one of the following is not a feature of biodiversity hotspots?
What is common to the techniques;-
- In vitro fertilisation
- Cryopreservation
- Tissue
- Culture
What are sacred groves?
How is the presently occurring species extinction different from the earlier mass extinctions?
What is an endangered species? Give an example of an endangered plant and animal species each?
Exploration of molecular, genetic and species-level diversity for novel products of economic importance is known as ______.
Explain the role of any two biocontrol agents by mentioning their target pests.
What is the role of sacred groves in conservation?
