Question

Which organism(s) is/not heterotrophic? a) A fungus that dissolves the roots of a dead tree b) A cactus c) A shark d) Bacteria that break down dead tissues for nutrients.

Answer 1

A cactus.

Step-by-step explanation:

It is a plant has chloroplasts

Answer 2

A cactus is not heterotrophic.

Step-by-step explanation:

Heterotrophs eat other creatures. Cacti are plants, and use sun energy as food through photosynthesis. Therefore, they are not eating other creatures. Plants are autotrophs. Sharks eat other animals, bacteria break down the dead tissues, and the fungi dissolve and "eat" the roots of a dead tree.