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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
Suggest two practices giving one example of each, that help protect rare or threatened species.
______ refers to the conservation of endangered species outside their natural habitats.
Currently, ______ mass extinction is considered to be the progressing at an alarming rate due to the loss of biodiversity.
Which among the following is an exception to invasive species?
Which of the following statements is correct?
IUCN means
What is common to the species shown in figures A and B?
 |
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| A | B |
What criteria should one use in categorizing a species as threatened?
Name any two biodiversity hot spots in India.
Gametes of threatened species can be preserved in viable and fertile conditions for long periods using ______.
What is the sustainable use of resources?
Western Ghats have a large number of plant and animal species that are not found anywhere else. Which of the following terms will you use to notify such species?
Decline in the population of Indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be catogoriesd as ______.
Match the species in Column I with its category in Column II.
| Column I | Column II |
| A. Rare species | I. No species |
| B. Vulnerable species | II. Facing a high risk of extinction |
| C. Endangered species | III. Localised species |
| D. Extinct species | IV. Species under threat |
Choose the correct answer from the options given below.
What is ex-situ conservation?
Which of the following regions of the globe exhibits highest species diversity?
Which one of the following groups faces maximum threat of extinction?
Give definitions of Invasive species.
Name any two factors responsible for the loss of biodiversity in a geographical region.
