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; low

B. low; zero

C. low; high

D. high; low

E. zero; high

Question #2

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

A. Into the cell

B. There would be no net movement of water.

C. Out of the cell

D. Water cannot enter or leave a cell.

Question #3

What is the purpose of iodine in the lab?

A. To indicate the presence of starch

B. To react with the dialysis tubing

C. To indicate the presence of glucose

D. To serve as a control

E. To color the solution red

Question #4

Agitation decreases the rate of diffusion.

A. True

B. False

Question #5

All types of diffusion require the input of energy.

A. True

B. False

Question #6

Osmosis is the diffusion of water.

A. False

B. True