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Cell Membrane and Transport Practice

Total questions: 38

Worksheet time: 29mins

Name
Class
Date
1.
Passive transport is called "passive" because it occurs WITHOUT
a)
cause.
b)
energy.
c)
a concentration gradient.
d)
a cell wall.
2.
Osmosis is the diffusion of _____ across a membrane
a)
glucose
b)
NaCl
c)
proteins
d)
water
3.
Active transport allows a cell to move molecules from an area of low concentration to an area of high concentration.
a)
True
b)
False
4.
A process for removing large quantities toxins and waste from the cell is
a)
exorcism
b)
exocytosis
c)
endocytosis
d)
endoplasmic reticulum
5.
If there is 25% oxygen inside the cell and 50% oxygen in the outside blood, which direction will the oxygen move?
a)
Out of the cell
b)
Into the cell
c)
The cell is at equilibrium
6.
A cell contains 25% NaCl and is placed in a solution that has 5% NaCl.  Which of the following is correct about what will happen to the cell?
a)
The solution is hypotonic and the cell will swell.
b)
The solution is hypotonic and the cell will shrink
c)
The solution is hypertonic and the cell will swell
d)
The solution is hypertonic and the celll will shrink.
7.
When a white blood cell engulfs a bacteria cell, they use _____ to bring the bacteria into the cell.  
a)
Na/K pump
b)
Carrier Protein
c)
Exocytosis
d)
Endocytosis
8.
In the given scenario what will happen to the organism: salt is poured onto eggplant.
a)
Water will move out of the eggplant cells and the cells will shrink.
b)
Water will move out of the eggplant cells and the cells will swell.
c)
Water will move into the eggplant cells and the cells will swell.
9.
Which type of diffusion is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
10.
Which type of Passive Transport is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
11.

The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...

a)

Osmosis

b)

Simple Diffusion

c)

Active Transport

12.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
13.

What are the functions of the cell membrane?

a)

regulate what comes in and out

b)

producing energy for the cell

c)

maintains homeostasis

d)

fully permeable

14.

The channels and pumps that are located in the cell membrane made of (a)   .

15.

(a)   is the maintenance of a steady internal environment.

16.

How is the plasma membrane organized?

a)

Into rows of proteins

b)

Into polar molecules

c)

Into a phospholipid bilayer

d)

Into rows of nonpolar lipids

17.

Define turgid.

a)

the state of being shrunken due to lack of fluid content

b)

the state of being swollen due to high fluid content

c)

the state of being swollen due to lack of fluid content

d)

the state of being shrunken due to lack of fluid content

18.

What are the differences between passive and active transport?

a)

passive = low to high, energy needed (ATP)

active = high to low, no energy needed

b)

passive = low to high, no energy needed

active = high to low, energy needed

c)

passive = high to low, no energy needed

active = low to high, energy needed (ATP)

d)

passive = high to low, energy needed (ATP)

active = low to high, no energy needed

19.

What is the cell process depicted in this figure?

a)

osmosis

b)

diffusion (simple)

c)

facilitated diffusion

d)

active transport

20.
a)
Passive Transport
b)
Active Transport
21.
Active transport requires ______, moves materials from __________________, and goes _______ the concentration gradient.
a)
No energy, low to high, against
b)
ATP, high to low, with
c)
ATP, low to high, with
d)
ATP, low to high, against
22.
Which illustration of transport across the membrane requires energy?
a)
A
b)
B
c)
C
d)
D
23.

What macromolecule is A?

a)

phospholipid

b)

carbohydrate

c)

protein

d)

nucleic acid

24.
What is something that prokaryotic and eukaryotic cells have in common?
a)
They have a nucleus. 
b)
They are multi-cellular. 
c)
They have DNA. 
d)
They have organelles that are membrane-bound.
25.
What are the 2 parts of a phospholipid? 
a)
Hydrophobic head, hydrophilic tails 
b)
Hydrophobic heads, hydrophobic tails 
c)
Hydrophilic heads, hydrophobic tails 
d)
Hydrophilic heads, hydrophilic tails 
26.
What is an isotonic solution?
a)
When solutions are in equilibrium 
b)
When the solution has more solute 
c)
When the solution has less solute 
d)
Has a greater pressure 
27.

The heads of the phospholipids in the cell membrane are considered to be?

a)

hydrophobic: water loving

b)

hydrophilic: water loving

c)

hydrophobic: water hating

d)

hydorphilic: water wating

28.
Which component of the cell membrane functions to help move larger materials across the membrane?
a)
carbohydrates
b)
cholesterol
c)
phospholipids
d)
proteins
29.
What forms the channels and pumps in the phospholipid bilayer?
a)
Carbohydrates
b)
Proteins
c)
Hydrophilic heads 
d)
Lipids
30.

If you put a tea bag in water, the water is the_____.

a)

Solute

b)

Solvent

c)

Solution

31.

If you put Iced Tea mix in water, the Iced Tea mix is the______.

a)

Solute

b)

Solvent

c)

Solution

32.

Diffusion & Facilitated Diffusion are both __________ transport.

a)

Passive

b)

Active

c)

Easy

d)

Free

33.

Cells obtain nutrients and get rid of wastes through diffusion.


Why do cold-blooded animals, such as snakes and turtles, need to bask in sunshine before they can move as quickly as warm-blooded animals on a cold day?

a)

Molecules move faster in warmer temperatures.

b)

Molecules move faster in colder temperatures.

c)

Snakes cellular molecules an already move faster than turtles.

d)

Warm blooded animals will prey on cold blooded animals in the sunshine.

34.
In this picture, which way will the water move?
a)
Water will move into the cell
b)
Water will move out of the cell
c)
Water will move in and out of the cell
d)
Water will not move
35.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
36.

Match the following

a)
1.

Exocytosis

b)
2.

Endocytosis

c)
3.

Sodium Potassium Pump

37.

Circle the image that shows Active Transport

38.
What type of organelle is used during endocytosis and exocytosis?
a)
Endoplasmic Reticulum
b)
Golgi Body
c)
Vesicle
d)
Lysosome

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