In an ecosystem, there are two color varieties within a species of toads: brown and green. Over 50 years, the proportion of the population that is green increases from 20% to 50%. Which statement is the most likely to explain this change? (1 point)

Question

In an ecosystem, there are two color varieties within a species of toads: brown and green. Over 50 years, the proportion of the population that is green increases from 20% to 50%. Which statement is the most likely to explain this change? (1 point)
Responses

Pollution caused a decrease in the proportion of brown toads.
Pollution caused a decrease in the proportion of brown toads.

The environment changed such that green toads can blend into their surroundings better.
The environment changed such that green toads can blend into their surroundings better.

A disease caused a decrease in the proportion of brown toads.
A disease caused a decrease in the proportion of brown toads.

The environment changed such that toads that can jump higher into the trees to survive better.

GPT-4o mini · Answer

The most likely statement to explain the change in the proportion of green toads increasing from 20% to 50% is:

The environment changed such that green toads can blend into their surroundings better.

This explanation aligns with the concept of natural selection, where better camouflage can lead to increased survival rates for the green toads in their specific environment, allowing them to reproduce more successfully than the brown toads.