The Term Heterotroph Refers to an Organism That

question 24

Multiple Choice

The term heterotroph refers to an organism that:

• A)uses CO₂ for its carbon source.
• B)must obtain organic compounds for its carbon needs.
• C)gets energy from sunlight.
• D)gets energy by oxidizing chemical compounds.
• E)does not need a carbon source.

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Definitions:

Field Experiments

Research studies conducted in natural settings outside the laboratory to understand real-world behaviors and outcomes.

Natural Context

The original or genuine environment in which a subject or phenomenon naturally occurs, without artificial interference.

Independent Variable

The variable that is intentionally changed by the researcher in an experiment to see if it produces an effect.

Internal Validity

Refers to how well a study is conducted, specifically whether it establishes a causal relationship between variables.