Protozoa and Contractile Vacuoles Quiz

To absorb waste from blood capillaries

To excrete carbon dioxide and ammonia

To collect and expand water (correct)

To propel fluid into tubules

To propel fluid into the tubules (correct)

To discharge waste through a narrow tube

To absorb waste from surrounding cells

To end in branched tubules

To end in a coiled tube

To discharge waste through the excretory pore (correct)

To absorb waste from blood capillaries

To reabsorb salt and other useful substances