6. Because water molecules move randomly, it is a ___ movement?
Net
Slow
Small
Fast
7. What is the definition of Osmosis?
The movement of molecules across a partially permeable membrane from a region of high concentration to a region of low concentration.
The movement of water from a region of low concentration to a region of high concentration
The movement of water molecules across a partially permeable membrane from a region of high water concentration to a region of low water concentration.
The movement of water through solids walls from a region of medium elephant conctration to a region of low orange concentration
8. Root hairs use ___ to absorb water and minerals?
Diffusion
Active transport
Osmosis
Electricity
9. What does the trachea split into?
Intercostal muscles
Bronchi
Alveoli
Bronchioles
10. Which of these is not a way exchange surfaces are adapted to maximise effectiveness?