Question

Imagine you are a scientist at a state park in Dallas. What type of ecological problems might result from the air quality? Fish in the wetlands of the park would die. Plants and small animals might suffer, and some might die. All plants would die, and birds would likely migrate. Large animals would die in huge numbers.

Answer 1

you could have breathing problems from the fatories

 

Answer 2

Fish will probably not be affected because they live underwater. 
Bad air quality is bad for the heath of many animals and plants, but it does not mean that they would all die in huge numbers.

The answer is Plants and animals would die, and birds would likely migrate