Organisms Whose Sole Source of Carbon for Growth Is CO₂

question 9

Multiple Choice

Organisms whose sole source of carbon for growth is CO₂ are called ______.

• A) decomposers
• B) saprophytes
• C) lithotrophs
• D) autotrophs
• E) consumers

---

Definitions:

AGI Deduction

Deductions that are subtracted from gross income to arrive at Adjusted Gross Income (AGI).

Educator's Expense Deduction

A tax deduction for teachers and educators for out-of-pocket expenses for classroom supplies and materials.

900-Hour

Typically refers to the minimum number of service hours required for certain qualifications or benefits, although it might need further context to clarify its specific use.

Academic Year

The period of time deemed by educational institutions to be a complete cycle of instruction, typically spanning from late summer of one year to early summer of the next.