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प्रश्न
What is common to the following plants: Nepenthes, Psilotum, Rauwolfia and Aconitum?
विकल्प
All are ornamental plants
All are phylogenic link species
All are prone to over exploitation
All are exclusively present in the Eastern Himalayas
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उत्तर
All are prone to over exploitation
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संबंधित प्रश्न
With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.
Enlist any six categories into which a given species is placed once it has been thoroughly evaluated by IUCN.
Species that possess a high risk of extinction with very few surviving members (50) are categorised as ____________ by the IUCN.
The Red List of threatened species is published by ______.
Which among the following is a TRUE statement?
Which one of the following is a natural cause of extinction of flora and fauna?
Which of the following is not a cause for loss of biodiversity?
Which of these is NOT amongst the effects of loss of biodiversity?
What is common to the species shown in figures A and B?
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| A | B |
Discuss one example, based on your day-to-day observations, showing how loss of one species may lead to the extinction of another.
Explain the concept of "co-extinction" by taking two examples.
List any three major causes of loss of biodiversity.
"Forests provide intangible benefits to us." Explain by taking three different areas, how.
Gametes of threatened species can be preserved in viable and fertile conditions for long periods using ______.
Mention any two places where the ex-situ conservation is undertaken.
The sixth extinction in progress currently is different from all previous extinctions on earth as it is ______.
Write any three criteria on which different types of reflexes are based.
Which one of the following is NOT one of the 'Evil Quartet' responsible for the loss of biodiversity?
These are regarded as major causes of biodiversity loss:
- Over exploitation
- Co-extinction
- Mutation
- Habitat loss and fragmentation
- Migration
Choose the correct option:
