Cell Transport

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

What process occurs when WATER diffuses across a membrane?

• endocytosis
• mitosis
• osmosis
• nuclear fission 

The picture  is an example of _________________.

• isotonic
• diffusion
• osmosis
• active transport

Tags

NGSS.MS-PS1-2

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

What does selectively-permeable mean?

• Allow certain things to enter and leave the cell

• Nothing gets through

• The cell lets only large substances through

Tags

NGSS.MS-LS1-2

Which way will the water molecules move during osmosis?

• Out of the cell, so the cell shrinks.
• Out of the cell, so the cell swells.
• Into the cell, so the cell shrinks.
• Into the cell, so the cell swells.

Tags

NGSS.MS-LS1-2

The picture below is an example of _________________.

• endocytosis

• isotonic

• diffusion

• active transport

During osmosis

• water moves from high to low concentration
• large or oddly shaped molecules move across a cell membrane
• water moves when energy is used
• proteins are built

Tags

NGSS.MS-LS1-2

When the smell of perfume spreads throughout a room, it is an example of ....

• passive transport

• diffusion

• active transport

• osmosis

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