WASSCE Biology · Animal Body Systems
Transport in Lower Organisms
Diffusion, osmosis, and how simple organisms move materials without complex transport systems.
- lessons
- 2
- of study
- 26 min
- free to read
- 1
Across the topic: 10 sections
Topic content
Lessons in this topic
2 lessons · 26 min
- 1Diffusion, osmosis and active transport in simple organisms13 minFree13 minFree
- 2Exchange surfaces and transport adaptations in lower organisms13 min Plan13 min Plan
- Exchange across the cell surface
- Surface-area-to-volume ratio
- Features of efficient exchange surfaces
- Diffusion in practical investigations
- Comparing simple and complex organisms
Learn transport in lower organisms step by step
Unlock both lessons on transport in lower organisms, plus every other WASSCE Biology topic and guided learning tools.
- Free account, no card needed
- Everything from 25 NLe
- No automatic renewal
More in Animal Body Systems
All Biology topics- 04Respiratory Systems and Gas ExchangeGas exchange in plants, fish, insects, and humans, and the structure of the human respiratory system.1Gas exchange: principles, plants and simple organismsFree2Gas exchange in fish, insects and mammals15 min 2 lessons 28 min
- 05Cellular RespirationAerobic and anaerobic respiration, ATP, and the energy released from glucose breakdown.1Aerobic respiration, ATP and energy transferFree2Anaerobic respiration, oxygen debt and fermentation14 min 2 lessons 28 min
- 06Excretion in Plants and AnimalsWhy organisms must excrete waste, and how excretion happens in plants and different animals.1Metabolic waste products and excretion in plants and animalsFree2Nitrogenous wastes, osmoregulation and homeostasis14 min 2 lessons 27 min
- 07The Kidney and Urinary SystemStructure of the kidney, the nephron, urine formation, and disorders of the urinary system.1The kidney and urinary system: structure and organisationFree2The kidney and urinary system: urine formation and water balance16 min 2 lessons 30 min