Question

energy comes from food. how do plants obtain energy?
a plants obtain energy from materials such as rotting logs
b plants obtain their energy from other organisms.
c plants use energy from the sun to make their food.
d all plants must eat in order to obtain energy.

Explanation:

Plants are autotrophs and perform photosynthesis, using sunlight, carbon - dioxide, and water to produce glucose (their food) and oxygen. They don't rely on rotting logs, other organisms for energy in the way described in options a and b, and they don't 'eat' like heterotrophs in option d.

Answer:

C. Plants use energy from the sun to make their food.