Advertisements
Advertisements
प्रश्न
How is the presently occurring species extinction different from the earlier mass extinctions?
Advertisements
उत्तर
Species extinction occurring at present is due to anthropogenic causes whereas the earlier extinction was due to natural causes.
APPEARS IN
संबंधित प्रश्न
List any four techniques where the principle of ex-situ conservation of biodiversity has been employed.
Why should we conserve biodiversity ? How can we do it?
There are many animals that have become extinct in the wild but continue to be maintained in Zoological parks.
(i) What type of biodiversity conservation is observed in this case?
(ii) Explain any other two ways which help in this type of conservation.
Define cryopreservation.
List six advantages of the "ex-situ' approach to conservation of biodiversity.
Conservation of biodiversity is important for ______.
What do you understand by ‘hotspots’?
Most abundantly distributed organic substance of the biosphere is ______.
The Historic convention on Biological Diversity held in Rio de Janeiro in 1992 is known as ______.
What is common to the techniques (i) in vitro fertilisation, (ii) Cryo preservation and (iii) tissue culture?
Humans benefit from diversity of life. Give two examples.
What are sacred groves and their role in biodiversity conservation?
What is an ecosystem service? List any four important ecosystem services provided by the natural ecosystems. Are you in favour or against levying a charge on the service provided by the ecosystem?
Describe the consumptive use value of biodiversity as food, drugs and medicines, fuel and fiber with suitable examples.
Which of the following is an example of ex-situ conservation?
Which one of the following areas in India, is a hotspot of biodiversity?
The region of biosphere reserve, which is legally protected and where no human activity is allowed is known as ______ .
"Biodiversity plays a major role in many ecosystem services that nature provides."
Describe any two broadly utilitarian arguments to justify the given statement.
"Biodiversity plays a major role in many ecosystem services that nature provides."
State one ethical reason for conserving biodiversity.
