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

Which among the following forests is known as the "lungs of the planet earth"?

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प्रश्न

Which among the following forests is known as the "lungs of the planet earth"?

विकल्प

  • Taiga forest

  • Tundra forest

  • Amazon rain forest

  • Rainforests of north - east India.

MCQ
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उत्तर

Amazon rain forest

Explanation:

The Amazon is a rain forest that spans much of south America's amazon basin, encompassing nine countries. It contains almost half of the world's rain forests and is home to the world's largest and most diverse tropical rainforest.

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अध्याय 15: Biodiversity and Conservation - MULTIPLE CHOICE QUESTIONS [पृष्ठ १०८]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
अध्याय 15 Biodiversity and Conservation
MULTIPLE CHOICE QUESTIONS | Q 15. | पृष्ठ १०८

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Can you think of a situation where we deliberately want to make a species extinct? How would you justify it?


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


Match the following and choose the correct alternative.

  Column I   Column II
i. Not evaluated a. Pervasive and abundant after careful assessment
ii. Near threatened b. Information related to risk of extinction is lacking in some way
iii. Least concern c. Described by scientist but not assessed by the IUCN
iv. Data deficient d. May meet the criteria for threatened status in the near future

Which among the following is/are the type( s) of extinction of species?


Which among the following is an exception to invasive species?


Which among the following is an in situ conservation method for national genetic resources?


Accroding to IUCN Red list, the status of Antilope is ____________.


Which one of the following is a natural cause of extinction of flora and fauna?


Which of the following is not a cause for loss of biodiversity?


The extinction of passenger pigeon was due to ______.


What is common to the species shown in figures A and B?

A B

What criteria should one use in categorizing a species as threatened?


List any two major causes other than anthropogenic causes of the loss of biodiversity.


How many Biodiversity hotspots have been identified around the world?


Enlist two criteria that are used to identify a region for maximum protection as 'Biodiversity hotspots'.


Which of the following suits hotspots in ecological terminology?


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.


Which of the following regions of the globe exhibits highest species diversity?


Which one of the following is NOT one of the 'Evil Quartet' responsible for the loss of biodiversity?


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