Which two statements are true regarding an energy pyramid

What are two reasons for why a species might disappear from the fossil record?

Why does the skin of your finger shrink when you wash clothes for a long time?

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."