The complex energy-rich organic matter which living organisms need for life is? by Sunday | Nov 16 | Biology WAEC | 0 comments A. water B. air C. food D. mineral salts Correct Answer: Option C C. food Users Also Read These:Which of the following statement is a disadvantage…The thin layer of unconsolidated mineral particles…The study which involves the inter-relationship…The role of dead organic matter in the soil is to?A characteristic that can possibly be shared by both…