CAX IGCSE Biology KS4 osmosis

Osmosis is the diffusion of _____ across a selectively permeable membrane.

• food
• air
• water
• oxygen

 An animal cell placed in a hypertonic (salty) solution will

• Stay the same
• Shrink- get smaller
• Swell- get bigger

Tags

NGSS.HS-LS1-3

Ideally, your cells should be in a(n) _______ solution

• isotonic
• hypertonic
• hypotonic
• isometric

The movement of water through a semi-permeable membrane is called?

• cell membrane
• respiration
• osmosis
• diffusion

The picture  is an example of _________________.

• isotonic
• diffusion
• osmosis
• active transport

When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of ___________.

• osmosis
• equilibrium
• diffusion
• hypertonic

In a solution, salt is considered the _______.

• solvent

• solute

• solution

• insoluble

In this given scenario, corn syrup is hypertonic to an egg with a dissolved shell. What will happen to the egg when it is place in corn syrup?

• It will stay the same.
• It will swell- get bigger.
• It will shrink- get smaller.

Tags

NGSS.MS-LS1-2

In a scenario, salt is placed into a bowl of water.  What is the solvent?

• salt
• water
• saltwater

If you looked at red blood cells under a microscope and saw the blood cells exploded, what would you say happened?

• The cells were placed in a hypotonic solution.
• the solution was isotonic.
• The solution was hypertonic.