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Alien Species Invasion

The alien spe...

Question

The alien species introduced into Lake Victoria that was responsible for the extinction of cichlid fishes is

A

African catfish

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B

Water hyacinth

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C

Carrot grass

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D

Nile perch

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E

Murrels

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Solution

The correct option is D Nile perch
The Nile perch is a fish of commercial importance. It was introduced to Lake Victoria in East Africa in the 1950s. It comes under the criteria of extinction or near-extinction due to commercial fishing. it feeds on native cichlids, but with decreasing availability of this prey, it now consumes mainly small shrimp and minnows. So, the correct answer is option D.

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