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प्रश्न
Humans benefit from diversity of life. Give two examples.
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उत्तर
Humans derive countless direct economic benefits from nature. For example:
- Food (cereals, pulses, fruits)
- Firewood
- Fibre
- Construction material.
- Industrial products (tannins, lubricants, dyes, resins, perfumes)
- Products of medicinal importance.
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संबंधित प्रश्न
List any four techniques where the principle of ex-situ conservation of biodiversity has been employed.
Name and describe any three causes of bio-diversity losses.
Define PAR(photosynthetically active radiation)
List six advantages of the "ex-situ' approach to conservation of biodiversity.
Conservation of biodiversity is important for ______.
National parks and sanctuaries are established for the purpose of ______.
What do you understand by ‘hotspots’?
Which one of the following is not included under in-situ conservation?
Which of the following is the contractile protein of a muscle?
How many hotspots were initially identified in the world?
Amazon rain forests are considered as 'Lungs of the planet' as they contribute ______ of the total oxygen in the earth's atmosphere.
What is common to the techniques (i) in vitro fertilisation, (ii) Cryo preservation and (iii) tissue culture?
How is the presently occurring species extinction different from the earlier mass extinctions?
Which of the following is an example of ex-situ conservation?
Which one of the following areas in India, is a hotspot of biodiversity?
Exploration of molecular, genetic and species-level diversity for novel products of economic importance is known as ______.
| The red panda has been listed as an endangered species on the IUCN Red List since 2015. Regional captive breeding programmes have been established in the zoos around the world to protect the red panda from extinction. |
- Classify the biodiversity conservation programme referred to above.
- Mention any other two methods of conservation which belong to the same category.
Explain the role of any two biocontrol agents by mentioning their target pests.
