The study of the interaction between animals and plants within a specific environment is called

The study is called ecology

Explanation:

Mark as brainliest if I'm correct

i think its ecology im not sure since im bad at math lol

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.