What is the answer for 1-5? Those are the definition what is the term for the definitions. (I will mark brainliest if answered properly)

✿   this landform has a high elevation and a high relief

✿   this landform is a mountain

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.