Prince George Community College » Biology » Bio 1010 - General Biology » Summer 2022

Question #1

In the process of diffusion, molecules move from an area of _____________ concentration to an area of ______________________ concentration.

A. zero; high

B. low; zero

C. high; low

D. low; high

E. zero; low

Question #2

In which direction will water move if a cell is placed into a hypertonic solution?

A. Out of the cell

B. Into the cell

C. Water cannot enter or leave a cell.

D. There would be no net movement of water.

Question #3

What is the purpose of iodine in the lab?

A. To react with the dialysis tubing

B. To indicate the presence of starch

C. To color the solution red

D. To indicate the presence of glucose

E. To serve as a control

Question #4

Agitation decreases the rate of diffusion.

A. False

B. True

Question #5

All types of diffusion require the input of energy.

A. True

B. False

Question #6

Osmosis is the diffusion of water.

A. True

B. False