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प्रश्न
List any two major causes other than anthropogenic causes of the loss of biodiversity.
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
Dodo bird, stellar sea cow and passenger pigeon are few examples of extinction due to ______.
With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.
Match the following and choose the correct alternative.
| Column I | Column II | ||
| i. | Not evaluated | a. | Pervasive and abundant after careful assessment |
| ii. | Near threatened | b. | Information related to risk of extinction is lacking in some way |
| iii. | Least concern | c. | Described by scientist but not assessed by the IUCN |
| iv. | Data deficient | d. | May meet the criteria for threatened status in the near future |
What do you understand by ‘exotic species’?
Which among the following forests is known as the "lungs of the planet earth"?
Which of these is NOT amongst the effects of loss of biodiversity?
Explain as to how protection of biodiversity hot spots alone can reduce up to 30% of the current rate of species extinction.
What criteria should one use in categorizing a species as threatened?
What is the sustainable use of resources?
Which of the following regions of the globe exhibits highest species diversity?
