Advertisements
Advertisements
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
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
Substantiate with the help of one example that in an ecosystem mutualists
are also one of the major causes of biodiversity loss.
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.
Suggest two practices giving one example of each, that help protect rare or threatened species.
Acronym for IUCN is ____________.
Which of these is NOT amongst the effects of loss of biodiversity?
What is common to the following plants: Nepenthes, Psilotum, Rauwolfia and Aconitum?
What could have triggered mass extinctions of species in the past?
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 |
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.
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.
Name any two biodiversity hot spots in India.
Many species like Stellar's Sea cow and passenger pigeon have been driven to the brink of extinction. Which of the following describes this situation?
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 one of the following is a pair of endangered species?
Give definitions of Endangered species.
Give definitions of Invasive species.
Name any two factors responsible for the loss of biodiversity in a geographical region.
