Movement In & Out of Cell

Unit 3 : Movement In & Out of Cell

Open Ended

Define the term 'diffusion'.

Open Ended

Define the term 'osmosis'.

Multiple Choice

Passive Transport uses ____ energy

• no

• a lot of

• a little bit of

• some

Multiple Choice

Passive Transport is the movement of particles across the membrane from an area of [ ___ ] to an area of [ ___ ]

• high to low

• low to high

• low to low

• high to high

Multiple Choice

What causes water to enter plant roots from the soil?

• water potential in xylem is higher than the soil

• water potential in root hair cells is higher than the soil

• water potential in root hair cells is lower than the soil

• water potential in xylem is lower than the soil

Multiple Choice

Where is the highest water potential?

• in the flower

• cannot be determined by picture.

• in the vase

• in the leaves

Multiple Choice

Dissolved gases move between the blood and body cells by which process?

• absorption

• respiration

• diffusion

• osmosis

Multiple Choice

Osmosis is a form of ______________. 

• Passive Transport
• Active Transport

Multiple Choice

Controls the movement of materials in and out of the cell.

• Cell Membrane
• Mitochondria
• Cytoplasm
• Endoplasmic Reticulum

Multiple Choice

Diffusion occurs only in solids

• True

• False

Multiple Choice

The greater the concentration, the lower the rate of diffusion.

• True

• False

Multiple Choice

Dissolved gases move between the blood and body cells by which process?

• absorption

• respiration

• diffusion

• osmosis

Open Ended

What is passive transport?

Open Ended

Examples of passive transport?

Open Ended

What is the difference between active & passive transport?

Multiple Choice

Which is true about active transport?

• It requires energy
• it does not require energy
• It moves substances down the concentration gradient
• it moves material from high to low concentration

Multiple Choice

The dispersal of ink in a beaker of water is an example of

• osmosis

• diffusion

• active transport

• facilitated diffusion

Multiple Choice

Passive transport requires no

• concentration gradients
• osmosis
• motion
• energy

Multiple Choice

Which way would the purple molecules move through the semi permeable membrane?

• From the A side to the B side

• From the B side to the A side

• None of the purple molecules would move.

Multiple Choice

Which of the following do NOT have cell walls?

• animal cells
• bacteria cells
• plant cells
• fungi

Multiple Choice

The picture is an example of...

• active tranport
• passive transport
• diffusion
• osmosis

Multiple Choice

The movement of molecules against a concentration gradient

• simple diffusion
• facilitated diffusion
• active transport
• osmosis