Question

which organism needs a digestive system because it does not produce its own food?
cactus
fern
tiger
rose bush

Explanation:

Cactus, fern, and rose bush are plants. Plants are autotrophs that can produce their own food through photosynthesis. Tigers are animals. Animals are heterotrophs that do not produce their own food and need a digestive system to break down the food they consume.

Answer:

tiger