Download Section 3 - HCABIOLOGY

Section 3.5: Active Transport, Endocytosis and Exocytosis Quiz
Name___________________________Class___________________ Date__________
CLEARLY circle the best answer for each question, or write in the correct answer in the blank provided. 10 points
each!
1.
a.
b.
c.
d.
Unlike passive transport, active transport requires
concentration gradients.
diffusion.
energy from the cell.
vesicles.
2.
a.
b.
c.
d.
Which process uses proteins to move molecules against a concentration gradient?
active transport
passive transport
endocytosis
phagocytosis
3.
a.
b.
c.
d.
Cells use active transport proteins to
obtain molecules they need.
break down molecules.
engulf large particles.
detect the charge of molecules.
4.
a.
b.
c.
d.
A membrane-bound sac used to transport substances into and out of cells is a
pump.
macrophage.
lysosome.
vesicle.
5. The process in which a cell membrane engulfs large particles through vesicles is called
________________________.
6. The process in which a cell membrane expels substances out of a cell through vesicles is called
___________________.
7.
a.
b.
c.
d.
Which process is used to release insulin from pancreatic cells into the bloodstream?
exocytosis
endocytosis
active transport
passive transport
8. This word literally means “cell eating.” _______________________________.
Review from 3.4:
9. The difference in the concentration of dissolved particles from one location to another is called
a. concentration gradient
b. concentrated solution
c. saline solution
d. dynamic gradient
10. Diffusion results from
a. the energy produced by the cell.
b. the natural motion of particles
c. transport proteins through the cell membrane.
d. none of the above