Yes, DDT was very successful as a pesticide.
"Successful" is an adjective. Example: "I was successful in reaching my goal." "Successfully" is an adverb (describes a verb). "I successfully reached my goal."
How successful was Maryland in fulfilling its original purpose
The original goal of the union was to preserve the union at all cost.
DDT is an insecticide.
DDT is a pesticide.
DDT is dichlorodiphenyltrichlorethane; biomagnification of DDT in some organisms is possible.
They did achieve their goal.
Yes
yes
Louis's goal was to become a successful jazz musician.
DDT is dichlorodiphenyltrichlorethane.
DDT (dichlorodiphenyltrichloroethane) is a strong insecticide.