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The number of malarial patients in a vil...

The number of malarial patients in a village increases tremendously, when a large number of frogs were exported from the village. What could be the cause for it? Explain with help of a food chain.

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(1) Food chain: Phytoplankton`to`zooplankton`to`Mosquito`to`Larva`to`Frog
(2) In the absence of frog mosquito larva survive giving rise to large number of mosquitoes which cause increase incidence of malaria.
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