How would you categorize a consumer that usually catches and eats prey, but also eats dead animal carcasses?

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

Easy 6th grade work! 100 points! i need fast! compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.

Which does not describe a physical change happening to water? water evaporating in the sun water reacting with nitrogen gas water freezing and being broken apart with a knife water heating up on a stove