Scientists placed frogs in a closed aquarium. They measured the amount of oxygen and carbon dioxide in the aquarium. The graph above shows their results. What most likely happened?
A: The frogs used oxygen to make sugar and gave off carbon dioxide.
B: The frogs used carbon dioxide to make sugar and gave off oxygen.
C: The frogs used oxygen to get energy from sugar and gave off carbon dioxide.
D:The frogs used carbon dioxide to get energy from sugar and gave off oxygen.

Scientists placed frogs in a closed aquarium They measured the amount of oxygen and carbon dioxide in the aquarium The graph above shows their results What most class=

Respuesta :

the answer is c i san
Its c only because a frog has to breathe in of course oxygen with the fact considered everything is made with small carbon particles