Think about a petal plucked from its flower. Is the petal alive according to the characteristics of life? Why or why not?

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a. precipitation b. erosion c. migration d. condensation

Plz ! ive been stuck on this forever