A biogeographic region with significant reservoir of biodiversity that is under threat from humans is called as

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Q: 20 (NDA-II/2011)
A biogeographic region with significant reservoir of biodiversity that is under threat from humans is called as

question_subject: 

Geography

question_exam: 

NDA-II

stats: 

0,76,25,11,76,7,7

keywords: 

{'biodiversity reservoir': [0, 0, 0, 1], 'biodiversity hotspot': [0, 0, 0, 1], 'biogeographic region': [0, 0, 0, 1], 'biodiversity': [2, 0, 2, 9], 'significant reservoir': [0, 0, 0, 1], 'region': [0, 0, 0, 1]}

The correct answer is option 2: biodiversity hotspot. A biodiversity hotspot refers to a biogeographic region that has a significant reservoir of biodiversity and is also under threat from human activities. These areas are considered to be of high conservation priority due to their high species richness and endemism (the occurrence of species that are unique to a particular geographic region).

Option 1, bioendangered region, is not the correct term for this concept. It is not commonly used and does not accurately describe the specified region.

Option 3, biodiversity reservoir, is a more generic term that could refer to any region with a diverse range of species. It does not specifically address the threat from human activities.

Option 4, environmentally endangered region, also does not accurately describe the concept of a biodiversity hotspot. It focuses more on the environmental threats to a region rather than its biodiversity value.

Overall, option 2 is the most accurate and widely accepted term for a biogeographic region with significant biodiversity that is under threat from human activities.