If no carbon dioxide is present in your test tube it will be . if a medium amount of co2 is present, your test tube will be a color. if a large amount of co2 is present, your test tube will

i really need in this one i am bad in biology me !

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)