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The Evil Quartet represents the major ca...

The Evil Quartet represents the major causes of

A

Soil pollution

B

Inbreeding depression

C

Biodiversity losses

D

Air pollution

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The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding the Concept of the Evil Quartet:** - The Evil Quartet refers to a set of four major causes that lead to biodiversity loss and species extinction. It is essential to understand what the term "Evil Quartet" means in the context of biodiversity. 2. **Identifying the Four Causes:** - The four causes that constitute the Evil Quartet are: - **Habitat Loss and Fragmentation:** This occurs when natural habitats are destroyed or divided into smaller, isolated patches, making it difficult for species to survive and reproduce. - **Overexploitation:** This refers to the unsustainable use of natural resources, leading to the depletion of species populations. - **Alien Species Invasion:** The introduction of non-native species can disrupt local ecosystems, outcompeting native species for resources. - **Co-extinction:** This occurs when the extinction of one species leads to the extinction of another species that is dependent on it for survival. 3. **Evaluating the Options Given in the Question:** - The question provides several options related to the causes of biodiversity loss: - Soil pollution - Limiting depression - Biodiversity losses - Air pollution - We need to determine which of these options correctly represents the Evil Quartet. 4. **Analyzing Each Option:** - **Soil Pollution:** This is not one of the four causes of the Evil Quartet. - **Limiting Depression:** This term does not relate to the Evil Quartet. - **Biodiversity Losses:** This is directly related to the Evil Quartet, as the quartet describes the causes of biodiversity loss. - **Air Pollution:** Similar to soil pollution, this is not one of the four causes. 5. **Conclusion:** - Based on the analysis, the correct answer to the question is "Biodiversity losses," as it is directly linked to the Evil Quartet and its causes. **Final Answer:** - The Evil Quartet represents the major causes of **biodiversity losses**. ---
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AAKASH INSTITUTE ENGLISH-BIODIVERSITY AND CONSERVATION-SECTION - A (Objective Type Questions)
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  2. IUCN Red List (2004) documents the extinction of A species in th...

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  3. Loss of biodiversity in a region may lead to all of the following, exc...

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  4. Presently A % of all mammal species and B % of all gy...

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  5. The Evil Quartet represents the major causes of

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  6. Which of the following is the most impor- tant cause of animals and pl...

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  7. Which of the following organisms are badly affected when large habitat...

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  8. Which of the following fish led to the extinction of an ecologically u...

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  9. When a host fish species becomes extinct, its unique assemblage of par...

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  10. More than % of the drugs currently sold in the market worldw...

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  11. Bio-prospecting is exploring molecular, genetic and species level dive...

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  12. Amazon rainforests are considered as 'lungs of the planet' as they con...

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  13. How many hot spots have been identified in the world ?

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  14. Explain as to how protection of biodiversity hot spots alone can reduc...

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  15. "When we conserve and protect the whole ecosystem, its biodiversity at...

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  16. Mark the correct match

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  17. In which of the following method threatened animals are taken out from...

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  18. Gametes of threatened species can be preserved in viable and fertile c...

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  19. Select the incorrect match

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