Which of the following statements about excretion in humans is incorrect?

Practice question

Question

Which of the following statements about excretion in humans is incorrect?

Options

Choose one · Correct answer highlighted

The kidney excretes nitrogenous waste. The liver plays no role in excretion. Correct The lungs excrete carbon dioxide. The skin eliminates small amounts of urea through sweat.

Explanation

The liver plays a key role in excretion by removing toxins and excreting bile pigments.

Share this question

Related blogs

Guides and insights connected to this topic

Virology 25 Jan 2026

SARS-CoV-2 Coronavirus: Structure, Genome, Proteins, Replication, Pathogenesis, and Host Interaction

Coronavirus Overview Coronaviruses (CoVs) are enveloped viruses (surrounded by a lipid membrane derived from host cells), belonging to the s...

Virology 25 Jan 2026

Cucumber Mosaic Virus (CMV): Structure, Genome, Symptoms, Disease Cycle and Management

Cucumber Mosaic Virus (CMV): Introduction and Importance Cucumber Mosaic Virus (CMV) (plant-infecting RNA virus) is one of the most economic...

Virology 25 Jan 2026

Zoonotic Spillover in Bats: Causes, Consequences, and Future Preparedness

Bats: General Characteristics and Classification Bats are small mammals capable of true sustained flight. They belong to the second-largest...