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प्रश्न
What is common to the species shown in figures A and B?
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| A | B |
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उत्तर
Both are examples for Keystone species
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संबंधित प्रश्न
Suggest two practices giving one example of each, that help protect rare or threatened species.
Very short answer type question
What do you understand by the EW category of a living being?
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 |
______ refers to the conservation of endangered species outside their natural habitats.
Species that possess a very high risk of extinction due to population decline of about 30 - 50 % over past 10 years are categorized as _______.
Species that possess a high risk of extinction with very few surviving members (50) are categorised as ____________ by the IUCN.
Which one of the following is a natural cause of extinction of flora and fauna?
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 of the following is/are endangered plant species?
Which of the following are major causes of species losses in a geographical region?
How can you, as an individual, prevent the loss of biodiversity?
Though the conflict between humans and wildlife started with the evolution of man, the intensity of conflict has increased due to the activities of modern man. Justify your answer with suitable examples.
Enlist two criteria that are used to identify a region for maximum protection as 'Biodiversity hotspots'.
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?
What is ex-situ conservation?
Which one of the following is a pair of endangered species?
Write any three criteria on which different types of reflexes are based.
