AP Bio Insta-Review Topic 2.8: Tonicity & Osmoregulation

Solution with a higher solute concentration…

• Hypertonic

• Hypotonic

• Isotonic

Solution with a lower solute concentration…

• Hypertonic

• Hypotonic

• Isotonic

Tags

NGSS.HS-LS1-3

Solution with a higher free water concentration…

• Hypertonic

• Hypotonic

• Isotonic

Tags

NGSS.MS-LS1-2

Solution with a lower free water concentration…

• Hypertonic

• Hypotonic

• Isotonic

Tags

NGSS.HS-LS1-3

If the intracellular concentration is 1.0 M and extracellular concentration is 0.4M. Which direction does water flow?

• Both in and out (equilibrium)

• Into the cell

• Out of the cell

Tags

NGSS.MS-LS1-2

What organelle holds the water in plant cells?

• Central vacuole

• Endoplasmic reticulum

• Food vacuole

• Golgi bodies

Tags

NGSS.MS-LS1-2

How does ionic compound solute potential compare to a covalent compound?

• Higher

• Lower

Tags

NGSS.HS-PS1-3

If solution A has -4.0 MPa and solution B has -2.0 MPa, which direction will   water flow?

• Out of solution A

• Out of solution B

Which organelle helps protist in freshwater?

• Central vacuole

• Contractile vacuole

• Golgi bodies

• Nucleus

Tags

NGSS.MS-LS1-2

In a turgid plant cell, which describes pressure potential of cell water

• Negative

• Positive

Tags

NGSS.MS-LS1-2