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Transport In Cells 1
Test Description: Transport review
Instructions: Answer all questions to get your test result.
1) Which is not a way that substances can pass across a membrane?
A
Diffusion
B
Facilitated diffusion
C
Active transport
D
Cholesterol
2) Identify the one that is not passive transport
A
Diffusion
B
Endocytosis
C
Osmosis
D
Facilitated diffusion
3) Which requires energy in the form of ATP?
A
Passive transport
B
active transport
4) Which is passive transport but requires proteins to cross the membrane?
A
Facilitated diffusion
B
osmosis
C
diffusion
D
endocytosis
5) Which brings large solid molecules into the cell?
A
pinocytosis
B
phagocytosis
C
facilitated diffusion
D
osmosis
6) Which brings already digested or liquid molecules into the cell?
A
pinocytosis
B
osmosis
C
phagocytosis
D
facilitated diffusion
7) Which is responsible for the movement of water?
A
Osmosis
B
Facilitated diffusion
C
Endocytosis
D
Diffusion
8) Which requires specific shapes and receptors to be brought into the cell?
A
Phagocytosis
B
Pinocytosis
C
Receptor mediated endocytosis
D
Exocytosis
9) If a molecule travels down its concentration gradient, what direction does it go?
A
Low to high
B
High to low
10) Which expels large materials from the cell?
A
Endocytosis
B
Exocytosis
11) If molecules are moving AGAINST their concentration gradient, which type of transport is it?
A
active
B
passive
12) If molecules are moving DOWN or WITH their concentration gradient, what type of transport is it?
A
Passive
B
Active
13) What is required to move molecules against their concentration gradients?
A
Osmosis
B
Energy
C
Facilitated diffusion
D
Passive
14) If the concentration of solutes are high and water is low, which type of solution is it?
A
Isotonic
B
Hypertonic
C
Hypotonic
15) If the concentration of solutes in a solution is low but water is high, what type of solution is it?
A
Isotonic
B
Hypertonic
C
Hypotonic
16) If the concentration of water and solute is equal, what type of solution is it?
A
Hypertonic
B
Hypotonic
C
Isotonic
17) If we place a cell in a solution and we see that the cell loses volume, what type of solution was the cell most likely placed in?
A
Hypertonic
B
Hypotonic
C
Isotonic
18) If we place a cell in a solution and we see that the cell gains volume, what type of solution was the cell most likely placed in?
A
Hypotonic
B
Hypertonic
C
Isotonic
19) If we place a cell in a solution and we see that the cell volume does not change, what type of solution was the cell most likely placed in?
A
Hypertonic
B
Hypotonic
C
Isotonic
20) Which of the following describes the fluid mosaic model?
A
Molecules can pass through the cell membrane uninhibited based on their properties.
B
Molecules require energy to pass through the cell membrane in regards to their properties.
C
It has two layers of phospholipids that are constantly moving and changing places. It has other molecules spread throughout.
D
It is fluid because it has cholesterol.
*select an answer for all questions
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