Question

How might an environment lead to the evolution of frogs?

Answer 1

hlo mate.

here is your answer.

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Frogs are amphibians they eat insects and algae and we know that algae pollutes the water and environment thus it helps in cleaning of the environment.

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hope it helps you

Answer 2

Enviroment with changing climatic conditions so frog who can survive in adverse Enviroment
Can survive evolved and others will dies off.