Can someone tell me if I doing it correctly

Which describes radioactive decay of a substance

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.