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प्रश्न
Suggest two practices giving one example of each, that help protect rare or threatened species.
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उत्तर
- By using cryopreservation (preservation at –196ºC) technique, sperm, eggs, tissues, and embryos can be stored for a long period in gene banks, seed banks, etc.
- Plants are propagated in vitro using tissue culture methods.
संबंधित प्रश्न
What are the major causes of species losses in a geographical region?
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.
Very short answer type question
What do you understand by the EW category of a living being?
With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.
Enlist any six categories into which a given species is placed once it has been thoroughly evaluated by IUCN.
Currently, ______ mass extinction is considered to be the progressing at an alarming rate due to the loss of biodiversity.
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 are major causes of species losses in a geographical region?
What criteria should one use in categorizing a species as threatened?
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.
How many Biodiversity hotspots have been identified around the world?
Name any two biodiversity hot spots in India.
The species placed in CR category is ______.
What is the sustainable use of resources?
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?
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 ______.
The sixth extinction in progress currently is different from all previous extinctions on earth as it is ______.
