Advertisements
Advertisements
प्रश्न
Explain as to how protection of biodiversity hot spots alone can reduce up to 30% of the current rate of species extinction.
Advertisements
उत्तर
Although all the biodiversity hot spots put together cover less than 2 percent of the earth’s land area, the number of species they collectively harbour is extremely high and strict protection of these hot spots could reduce the ongoing mass extinctions by almost 30 percent.
APPEARS IN
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.
With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.
______ refers to the conservation of endangered species outside their natural habitats.
Species that possess a high risk of extinction with very few surviving members (50) are categorised as ____________ by the IUCN.
Accroding to IUCN Red list, the status of Antilope is ____________.
What is common to lantana Eichhomia and African catfish?
IUCN means
What is common to the following plants: Nepenthes, Psilotum, Rauwolfia and Aconitum?
What could have triggered mass extinctions of species in the past?
What is common to the species shown in figures A and B?
 |
 |
| A | B |
Name any two biodiversity hot spots in India.
The species placed in CR category is ______.
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.
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 ______.
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.
Mention any two places where the ex-situ conservation is undertaken.
