'Waste carbon' presentation slideshows

KS4 Biology

KS4 Biology. The Heart and Circulatory System. Contents. The Heart and Circulatory System. The circulatory system. Structure of the heart. Valves in the heart. How the heart pumps blood. Summary quiz. How do substances move around the body?.

978 views • 49 slides

Waste Removal

Waste Removal. Cell vs. Human Organism. Human Waste Removal. Excretory (Urinary) System Digestive System Respiratory System Integumentary System. Human Excretory (Urinary) System. Kidneys - The human kidneys are the major organs of bodily excretion. The product of the kidneys is urine.

289 views • 12 slides

The Human Lungs

179 views • 7 slides

Why do we breathe?

Why do we breathe?. What are our needs?. Take in oxygen Get rid of carbon dioxide. Where are our lungs?. What is inside our lungs?. Breathing and the Lungs Complete the passage using the given words Breathing has two vital purposes. Firstly it puts

554 views • 5 slides