Problem:
Question 1: When a hypothesis has been repeatedly and rigorously tested and supported it is called a
a. model.
b. testable prediction.
c. scientific method.
d. scientific theory.
e. result.
Question 2: Organisms designated producers usually obtain their energy from
a. other producers.
b. dead consumers.
c. decomposers.
d. the sun.
e. all of these
Provide the correct answer and justification for your choice.