Question

name two inorganic substances which are used by autotrophs to make food

Answer 1

H2O,CO2 ,minerals ,in fact they mostly use inorganic substances

Answer 2

Autotrophs use a process called photosynthesis to make their food. In photosynthesis, autotrophs use energy from sun to convert water from soil and carbon dioxide from air into a nutrient called glucose. Glucose is a type of sugar. It gives energy to the plants. It is stored in the form of starch