Mrs Disney Y10 - Biology diffusion

When particles move from areas of high concentration to areas less concentrated, this has taken place.

• diffusion
• mitosis
• endocytosis
• photosynthesis

Tags

NGSS.MS-PS1-4

Which diagram best shows the end result of diffusion?

• F
• G
• H
• J

Tags

NGSS.MS-PS1-1

The picture  is an example of _________________.

• isotonic
• diffusion
• osmosis
• active transport

Where is there a high concentration of bbq smoke?

• In the bbq pit
• In the house
• Two streets over
• In the atmosphere

A student put a few drops of lemon juice into an uninflated balloon.The student tied a knot in the balloon, placed it in a shoe box, and covered it with a lid. The following day, the student opened the box and was able to smell lemon in the box. Through what process were molecules able to pass through the balloon?

• respiration
• fermentation
• osmosis
• diffusion

What does “high concentration area” mean?

• Spread out
• Tightly packed together
• Uncrowded
• Spacious

Tags

NGSS.HS-PS1-5

Diffusion is the movement of molecules from an area of _____ concentration to an ______ concentration

• High, low
• Low, high
• Low, low,
• High, high

In diffusion, particles move down a _______ ________

• Concentrate gradient
• Conceited gradient
• Concentration gradient 
• Concentrated orange juice

Diffusion stops when the concentration is evenly spread out - true or false?

• 100% definitely true.
• Could be false though.

If there is more oxygen in the blood than in an organ, which direction would the oxygen move?

• Out of the blood
• Into the blood