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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What is common to the following plants: Nepenthes, Psilotum, Rauwolfia and Aconitum?

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प्रश्न

What is common to the following plants: Nepenthes, Psilotum, Rauwolfia and Aconitum?

पर्याय

  • All are ornamental plants

  • All are phylogenic link species

  • All are prone to over exploitation

  • All are exclusively present in the Eastern Himalayas

MCQ
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उत्तर

All are prone to over exploitation

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पाठ 15: Biodiversity and Conservation - MULTIPLE CHOICE QUESTIONS [पृष्ठ १०७]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 15 Biodiversity and Conservation
MULTIPLE CHOICE QUESTIONS | Q 7. | पृष्ठ १०७

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

What are the major causes of species losses in a geographical region?


Substantiate with the help of one example that in an ecosystem mutualists 

are also one of the major causes of biodiversity loss. 


Dodo bird, stellar sea cow and passenger pigeon are few examples of extinction due to ______.


'The Evil Quartet' is a concept which describes the ______.


Which of these is NOT amongst the effects of loss of biodiversity?


What does 'Red' indicate in the IUCN Red list (2004)?


Explain the concept of "co-extinction" by taking two examples.


How can you, as an individual, prevent the loss of biodiversity?


List any three major causes of loss of biodiversity.


Red Data Book is maintained by ______.


The sixth extinction in progress currently is different from all previous extinctions on earth as it is ______.


Give definitions of Endangered species.


Name any two factors responsible for the loss of biodiversity in a geographical region.


Which IUCN category describes species facing an 'extremely high risk of extinction in the immediate future'?


Which of the following animals is correctly categorised as 'Vulnerable' under the IUCN Red List?


Which of the following species pairs are examples of 'Extinct in the Wild' (EW) category?


Reduced biodiversity in an ecosystem leads to which of the following ecological effects?


In the IUCN Red List, which category represents species that are 'likely to become threatened soon'?


Which of the following represents the correct pairing of species to IUCN category?


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