Homeostasis and Internal Regulation · Human Systems

Excretion and Osmoregulation

Investigating how the kidneys maintain water and electrolyte balance while removing waste.

Key Questions

  1. 1How does the nephron filter blood while selectively reabsorbing essential nutrients?
  2. 2In what ways do lifestyle choices affect the efficiency of the renal system?
  3. 3How do different organisms adapt their excretory systems to survive in extreme environments?

Ontario Curriculum Expectations

ON: Homeostasis - Grade 12
Grade: Grade 12
Subject: Biology
Unit: Homeostasis and Internal Regulation
Period: Human Systems

Ready to teach this topic?

Generate a complete, classroom-ready active learning mission in seconds.

Browse curriculum by country

AmericasUSCAMXCLCOBR
Asia & PacificINSGAU