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प्रश्न
List any two major causes other than anthropogenic causes of the loss of biodiversity.
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उत्तर
The two major causes other than anthropogenic causes of the loss of biodiversity are
- Alien Species Invasions When alien species are introduced unintentionally or deliberately into a habitat, some of them can cause the decline or extinction of indigenous species.
- Co-extinctions When a species becomes extinct, the plant and animal species associated with it, in an obligatory way, also become extinct.
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संबंधित प्रश्न
Substantiate with the help of one example that in an ecosystem mutualists
are also one of the major causes of biodiversity loss.
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?
Threatened species are those which ______.
What are the major factors that are responsible for the loss of biodiversity? What steps are needed to prevent them?
Which of the following is not a cause for loss of biodiversity?
Which among the following forests is known as the "lungs of the planet earth"?
Match the animals given in column I with their location in column II:
| Column I | Column II |
| A. Dodo | i. Africa |
| B. Quagga | ii. Russia |
| C. Thylacine | iii. Mauritius |
| D. Stellar's sea cow | iv. Australia |
Choose the correct match from the following:
What is common to the species shown in figures A and B?
 |
 |
| A | B |
There was a loss of biodiversity in the ecosystem due to a new construction project in that area. What would be its impact on the ecosystem? State any three.
Enlist two criteria that are used to identify a region for maximum protection as 'Biodiversity hotspots'.
Name any two biodiversity hot spots in India.
"Forests provide intangible benefits to us." Explain by taking three different areas, how.
Decline in the population of Indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be catogoriesd as ______.
Mention any two places where the ex-situ conservation is undertaken.
Red Data Book is maintained by ______.
Which one of the following groups faces maximum threat of extinction?
Give definitions of Endangered species.
Match List - I with List - IІ.
| List - I | List - II |
| A. The Evil Quartet | I. Cryopreservation |
| B. Ex-situ conservation | ΙI. Alien species invasion |
| C. Lantana camara | III. Causes of biodiversity losses |
| D. Dodo | IV. Extinction |
Choose the option with all correct matches.
