1.3 Osmosis Quiz

Osmosis is the movement of _____ across a membrane.

• food

• energy

• oxygen

• water

Tags

NGSS.MS-LS1-3

The picture below is an example of _________________.

• osmosis

• isotonic

• diffusion

• active transport

Osmosis is a ____________ process (does not require energy).

At 0.1 M, the environment is

• Hypertonic

• Hypotonic

• Isotonic

• Hydroponic

at 0.1 M, the cells in the solution will

• get larger

• get smaller

• will gain mass

• plasmolyze

At what molarity is the concentration inside the cells the same as it is outside? (isotonic)

• 0 M

• 0.23 M

• .53 M

• 1 M

• .75 M

What happens to cell size at equilibrium?

• The cells lyse

• The cells plasmolyze

• The cells gain mass from sugar; lose mass from water

• The cells remain unchanged

• The cells are turgid

What molarity of sucrose solution were the potato cells isotonic to?

• 0

• .2

• .23

• 1

• .75

What happens to the mass of the potato discs in a 80% salt solution?

• Increases by a small amount.

• Stays the same.

• Decreases by a small amount.

• Decreases by a large amount.

• Increases by a large amount.

What substance moves via osmosis?

• Carbon dioxide

• Oxygen

• Nitrates

• Water

• Glucose