(A) The correct answer is $A$. In India, a large variety of exotic animal and plant species have been introduced from other parts of the world over th

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(A) The correct answer is $A$. In India, a large variety of exotic animal and plant species have been introduced from other parts of the world over the ages. Some exotic plants have turned into invasive weeds, multiplying rapidly and causing significant harm to the native ecosystem. Examples of such invasive exotic species include $Lantana$ $camara$ and water hyacinth $(Eichhornia$ $crassipes)$.

Class 12 Biology Biodiversity and Conservation Causes of Biodiversity Losses

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Which one of the following pairs of organisms are exotic species introduced in India?

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A
Lantana camara, water hyacinth
B
Water hyacinth, Prosopis cineraria
C
Nile perch, Ficus religiosa
D
Ficus religiosa, Lantana camara

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Biodiversity and Conservation

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Causes of Biodiversity Losses

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One of the chief reasons among the following for the depletion in the number of species making it endangered is

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When a host fish species becomes extinct,its unique assemblage of parasites also meets the same fate. It is an example of

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$A$: Habitat destruction is the main reason for the loss of biodiversity.
$R$: This actually causes an increase in edge area and a reduction in core area.

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Habitat loss and fragmentation, over-exploitation, alien species invasion, and co-extinction are causes for:

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What is co-extinction? Explain with a suitable example.

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Which one of the following pairs of organisms are exotic species introduced in India?

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One of the chief reasons among the following for the depletion in the number of species making it endangered is

When a host fish species becomes extinct,its unique assemblage of parasites also meets the same fate. It is an example of

$A$: Habitat destruction is the main reason for the loss of biodiversity.$R$: This actually causes an increase in edge area and a reduction in core area.

Habitat loss and fragmentation, over-exploitation, alien species invasion, and co-extinction are causes for:

What is co-extinction? Explain with a suitable example.

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$A$: Habitat destruction is the main reason for the loss of biodiversity.
$R$: This actually causes an increase in edge area and a reduction in core area.