Question

All organisms need energy from food in order to survive. Plants produce their own food through photosynthesis. Animals must find external sources for food. Which of the following is true? A.
Plants are autotrophs, and animals are heterotrophs.
B.
Plants and animals are both autotrophs.
C.
Plants and animals are both heterotrophs.
D.
Plants are heterotrophs, and animals are autotrophs.

Answer 1

it goes back to the root of the words:
auto means self---------------trophic refers to feeding--so an autotroph is a self feeding organism
hetero---refers to different-------so then a heterotrophe feeds on some thing different
A...
Hope this helps ! :)

Answer 2

Answer: A. Plants are autotrophs, and anmals are heterotrophs.