The principle is that what you do to another person, you get done to yourself.
Biosphere is everything living on Earth
The lithosphere is the earth, as in ground
Hydrosphere is the water
Atmosphere is the gases that make up Earth’s barrier from space/ the sky.
Hope this helps!
The northern European plain is vastly devoid of trees and the major vegetation is grass and farming crops. The geography has been largely transformed by humans so the most likely things to be found there are man-made.