![Medical Quiz](https://medicalquiz.net/files/logo.png)
★ Excretion in Humans Quiz
Which of the following is not part of excretion?
A. remove toxic materials
B. remove undigested food
C. remove waste product of metabolism
D. remove substances in excess of requirement
Select your answer:
![](https://medicalquiz.net/files/wait.gif)
Topics:
Muscles and Movements Systematic Bacteriology Medical Careers Vision & Hearing Brain, Neurons and The Nervous System Cells EM Spectrum The Nervous System and The Senses Nucleic Acids Public Health and Genetic Disease Cardiovascular and Respiratory Pulmonology/Respiratory Beneath the Skin Digestive System Medical Terminology Heart and Circulatory SystemOther quiz:
Respiration Anatomy and Physiology › Viewa membrane that covers the lung
A. visceral pleura
B. parietal pleura
C. pleural linkage
Biology › View
The “Octet Rule” states that atoms like to have ___ valence electrons.
A. 8
B. 6
C. 18
D. 10