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प्रश्न
What is common to lantana Eichhomia and African catfish?
पर्याय
All are endangered species of India
All are key stone species
All are mammals bound in India
All the species are neither threatened nor indigenous species of India
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उत्तर
All the species are neither threatened nor indigenous species of India
Explanation:
All three of the species listed above are neither three atoned nor endemic to India. The foreign (exofic) species Lantana Eichhomia (water hyacinth) and the African catfish (clanasgariepinus) are both invasive and hazardous, resulting in the demise of indigenous species.
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संबंधित प्रश्न
Answer the following question:
Substantiate with the help of one example that in an ecosystem mutualists
(i) tend to co-evolve and
(ii) are also one of the major causes of biodiversity loss.
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 |
Acronym for IUCN is ____________.
______ refers to the conservation of endangered species outside their natural habitats.
Which among the following is/are the type( s) of extinction of species?
'The Evil Quartet' is a concept which describes the ______.
Which of the following is/are endangered plant species?
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 |
List any two major causes other than anthropogenic causes of the loss of biodiversity.
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.
The species placed in CR category is ______.
When a species goes extinct in one area, it is often desirable to re-introduce the species from other populations. A major problem with this approach is that ______.
Which of the following regions of the globe exhibits highest species diversity?
The IUCN Red Data List (2004) in the last 500 years documents the extinction of nearly 784 species including ______.
Give definitions of Endangered species.
Give definitions of Invasive species.
