Bio Unit 4: Cell Transport

Which of the following is a function of the cell membrane?

• Breaks down lipids, carbohydrates, and proteins from foods

• Stores water, salt, proteins, and carbohydrates

• Keeps the cell wall in place

• Regulates which materials enter and leave the cell

Tags

NGSS.MS-LS1-2

Diffusion is the movement of molecules from

• An area of low concentration to an area of high concentration

• An area of high concentration to an area of low concentration

• An area of equilibrium to an area of high concentration

• All of the above

Tags

NGSS.MS-LS1-2

Which means of particle transport requires input of energy from the cell?

• Diffusion

• Osmosis

• Facilitated Diffusion

• Active Transport

The diffusion of water across a selectively permeable membrane is called...

• Osmotic pressure

• Osmosis

• Facilitated Diffusion

• Active Transport

An animal cell that is surrounded by fresh water will burst because the osmotic pressure causes...

• Water to move into the cell

• Water to move out of the cell

• Solutes to move into the cell

• Solutes to move out of the cell

Water moves into a cell placed in a(n) _______________ solution.

• Osmotic

• Hypertonic

• Hypotonic

• Isotonic

Water moves out of a cell placed in a(n) _______________ solution.

• Osmotic

• Hypertonic

• Hypotonic

• Isotonic

Which of the following is NOT a form of passive transport?

• Facilitated diffusion

• Endocytosis

• Diffusion

• Osmosis

The structure most responsible for maintaining cell homeostasis is the _________________.

• Cytoplasm

• Mitochondrion

• Cell wall

• Plasma Membrane

Tags

NGSS.HS-LS1-3

What types of materials are expelled from cells during exocytosis

• Large molecules such as hormones

• Positive and negative ions

• Small molecules such as carbon dioxide

• Water and glycerol