Give reasons why the frog is beneficial for human life.

(N/A) $\Rightarrow$ Frogs are beneficial for mankind because they feed on insects and act as natural pest controllers,thereby protecting crops.
$\Rightarrow$ Frogs maintain ecological balance as they serve as an important link in the food chain and food web within the ecosystem.
$\Rightarrow$ In some countries,the muscular legs of the frog are consumed as food by humans.