Question

The process of making food by certain microbes create energy by some chemical reactions is known as_______________________

(a) Photosynthesis

(b) Food chain

(c) Chemosynthesis

(d) Hetrosynthesis

The question was asked in a national level competition.

My doubt stems from Producers topic in division Ecosystems of Energy Management

Answer 1

Right answer is (c) Chemosynthesis

To elaborate: Chemoautotrophy is the organism which produces chemosynthesis. It uses energy from chemical reactions to make food. The chemical reactions are usually between methane with oxygen. Carbon dioxide is the main source of carbon for chemoautotrophy.