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प्रश्न
What does 'Red' indicate in the IUCN Red list (2004)?
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उत्तर
Red indicates the species that are on the verge of extinction or threatened species.
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संबंधित प्रश्न
What are the major causes of species losses in a geographical region?
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 |
The Red List of threatened species is published by ______.
Which among the following is/are the type( s) of extinction of species?
Which among the following is an in situ conservation method for national genetic resources?
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?
Match the following columns.
| Column - I | Column - II |
| (i) Dodo | (a) Africa |
| (ii) Ouagga | (b) Russia |
| (iii) Thylacine | (c) Mauritius |
| (iv) Stellar's sea cow | (d) Australia |
Choose the correct match from the following
The extinction of passenger pigeon was due to ______.
Explain as to how protection of biodiversity hot spots alone can reduce up to 30% of the current rate of species extinction.
What is common to the species shown in figures A and B?
 |
 |
| A | B |
What criteria should one use in categorizing a species as threatened?
List any two major causes other than anthropogenic causes of the loss of biodiversity.
Gametes of threatened species can be preserved in viable and fertile conditions for long periods using ______.
Consider the following statements:
- Statement I: Endemism and accelerated habitat loss are characteristics of biodiversity hotspots.
- Statement II: Gene bank is an in-situ method of biodiversity conservation.
Choose the correct answer from the options given below.
Decline in the population of Indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be catogoriesd as ______.
Red Data Book is maintained by ______.
Give definitions of Endangered species.
