NAME ______

CHAPTER 7-3 TRANSPORT TEST

(2 points each)

MULTIPLE CHOICE:
Write the letter of the answer that best completes the statement on the blank at the left.

______ALL molecules will automatically move ______

A. easily across a membrane

B. into cells with glycoproteins.

C. from a low concentration to high concentration

D. from a high concentration to low concentration

______Golgi bodies use ______to transport their packaged molecules out of a cell.

A. pinocytosis

B. exocytosis

C. facilitated diffusion

D. ion channels

______The substance that is dissolved to make a solution is called the ______

  1. dissolver
  2. solvent
  3. solute
  4. vesicle

______The organelle that provides the energy for active transport is the ______.

A. Smooth ER

B. Golgi bodies

C. ribosomes

D. Mitochondria

______White blood cells use ______when they engulf and destroy invading bacteria.

A. plasmolysis

B. exocytosis

C. Phagocytosis

D. Pinocytosis

______Carrier proteins, ion channels, and aquaporins all move molecules by ______

A. endocytosis

B. proton pumps

C. facilitated diffusion

D. active transport

______If the solute (dots) in this diagram is unable to pass through
the dividing membrane, what will happen?

A. the water level will rise on the right side of the tube

B. the water level will rise on the left side of the tube

C. the water level will stay equal on the two sides

______Energy for active transport comes from ______.

  1. RNA
  2. ATP
  3. DNA

______Osmotic pressure inside a plant cell will ______when water enters.

A. stay the same

B. decrease

C. increase

______Carrier proteins, aquaporins, ion channels, and pumps that help move molecules across cell
membranes are ______proteins.

  1. integral
  2. peripheral

______When molecules move from an area of high concentration to an area of low concentration, we say they are moving ______the concentration gradient.

A. against

B. down

______Phagocytosis and pinocytosis are both kinds of ______.

A. passive transport

B. ion channels

C. exocytosis

D. endocytosis

______An animal cell placed in a ______solution will SHRINK SMALLER.

A. hypertonic

B. hypotonic

C. isotonic

______When a plant cell is placed in a HYPERTONIC solution, ______. A. plasmolysis will happen

B. cytolysis will happen

C. osmotic pressure will increase

D. nothing will happen. The cell will stay the same size

______An animal cell placed in a ______solution with increase in size and possibly burst

A. hypertonic

B. hypotonic

C. isotonic

______Which molecule do aquaporins help transport?

A. Na+

B. oxygen

C. water

D. glucose

MATCH THE KIND OF TRANSPORT HELPER WITH ITS DESCRIPTION:

______A MEMBRANE PROTEIN that uses energy from ATP to ACTIVELY
transport two K+ ions INTO and three Na+ ions OUT of cells

______A small membrane bound sac in a eukaryotic cell used A. PROTON PUMP
to transport substances around within a cell or contain
them during exocytosis or endocytosisB. ION CHANNEL

______An INTEGRAL MEMBRANE PROTEIN that moves molecules C. VESICLE
PASSIVELY across cell membranes by attaching, CHANGING
SHAPE, and flipping to the other side like a revolving doorD. CARRIER PROTEIN

______An INTEGRAL MEMBRANE PROTEIN that provides a E. AQUAPORIN
passageway/tunnel across the cell membrane through which
IONS can diffuse PASSIVELY F. SODIUM-POTASSIUM

PUMP

______A MEMBRANE PROTEIN that uses energy to ACTIVELY
transport hydrogen ions (H+) across a cell membrane

______An INTEGRAL MEMBRANE PROTEIN that provides a
passageway/tunnel across the cell membrane through which
WATER molecules can diffuse PASSIVELY during osmosis

***************

MATCH THE VOCAB WORD WITH ITS DEFINITION

______Describes a solution in which the solute concentration

OUTSIDE EQUALS the concentration INSIDE a cellA. HYPOTONIC

______Describes a solution in which the solute concentration B. HYPERTONIC

OUTSIDE a cell IS LESS THAN the concentration INSIDE

C. ISOTONIC

______Describes a solution in which the solute concentration

OUTSIDE IS GREATER THAN the concentration INSIDE a cell

***************

MATCH THE VOCAB WORD WITH ITS DEFINITION
______The shrinking away of the cell membrane from the cell wall A. CRENATION
in a plant cell when placed in a HYPERTONIC environment

B. PLASMOLYSIS

______The swelling and bursting of an animal cell when placed
in a HYPOTONIC solutionC. CYTOLYSIS

______The shrinking of animal cells when placed in an hypertonic solution

MATCH THE KIND OF TRANSPORT WITH ITS DESCRIPTION:

______Process by which molecules tend to move from an area where they
are more concentrated to an area where they are less concentrated

______The diffusion of water through a selectively permeable membraneA. PHAGOCYTOSIS

______Movement of specific molecules across cell membranes with the B. PINOCYTOSIS
help of protein channels and carriers

C. FACILITATED

______A process in which a cell releases large amounts of material DIFFUSION
when a VESICLE inside the cell fuses with the cell membrane
and releases its contents to the OUTSIDE D. OSMOSIS

______Process by which a cell takes material into the cell by infolding E. DIFFUSION
of the cell membrane and enclosing it in a VESICLE

F. ENDOCYTOSIS

______Process by which a cell takes in liquid or small dissolved molecules
from the surrounding environment and encloses it in a vesicleG. EXOCYTOSIS

______Process in which extensions of cytoplasm surround and engulf
large particles or whole cells and take them into the cell in a vesicle

**************

BONUS ?’s:

WHAT PREVENTS PLANT CELLS FROM UNDERGOING CYTOLYSIS LIKE ANIMAL CELLS?

______

Tell one reason a molecule might NOT be able to cross a cell membranes without help.

______

As you are doing Osmosis lab #2, you spill iodine on your finger and on your lab paper. Tell something you learned in Chapter 1 that explains why your lab paper turns black but your finger doesn’t.

______

USE WORDS FROM THE WORD BANK TO ANSWER THE FOLLOWING:
(You can use them more than once!)

DIFFUSION Na+ - K+ PUMP ION CHANNELS PHAGOCYTOSIS PROTON PUMP
FACILITATED DIFFUSION FACILITATED DIFFUSION EXOCYTOSIS PINOCYTOSIS
(Aquaporins) (with carrier proteins)
ACTIVE TRANSPORT
______
______
______
______ / PASSIVE TRANSPORT
______
______
______
______ / USES VESICLES
______
______
USES MEMBRANE PROTEINS
______
______
______ / NEEDS NO HELP
______

***************

Match the vocab word with its definition.

______Refers to membranes that allow certain molecules to

pass through but keep other molecules out A. OSMOTIC PRESSURE

______Pressure exerted against a semi-permeable membrane B. EQUILIBRIUM
caused by water moving by osmosis

C. CONCENTRATION

______A state that exists when the CONCENTRATION of a
substance IS THE SAME throughout a space D. SELECTIVELY PERMEABLE

______mass of a dissolved substance in a given volume

MATCH THE MOLECULE WITH THE KIND OF TRANSPORT IT USES TO CROSS CELL MEMBRANES:

______Oxygen & carbon dioxideA. PINOCYTOSIS

B. PHAGOCYTOSIS

______WaterC. OSMOSIS

D. FACILITATED DIFFUSION (with carrier proteins)
______H+ ionsE. ION CHANNELS
F. DIFFUSION

______Large molecules & whole cellsG. Na+ - K+ PUMP

H. PROTON PUMP

______Small molecules & fluids

______Ions like Ca++, Cl- ,Na+ and K+

______Only Na+ and K+ ions

______glucose

***************

USE THE LETTERS FROM THE PICTURES TO ANSWER THE QUESTIONS:

The black dots in the diagrams represent dissolved molecules (solutes)

ABC

Which diagram:
______Shows a cell in HYPOTONIC conditions

______Shows a cell in HYPERTONIC conditions

______Shows a cell in ISOTONIC conditions

______Represents a fish in salty water

______Represents an egg in distilled water

______Shows a cell that will stay the same size

NAME ______

CHAPTER 7-3 TRANSPORT TEST

(2 points each)

MULTIPLE CHOICE:
Write the letter of the answer that best completes the statement on the blank at the left.

______ALL molecules will automatically move ______

A. easily across a membrane

B. into cells with glycoproteins.

C. from a low concentration to high concentration

D. from a high concentration to low concentration

______Golgi bodies use ______to transport their packaged molecules out of a cell.

A. pinocytosis

B. exocytosis

C. facilitated diffusion

D. ion channels

______The substance that is dissolved to make a solution is called the ______

A. dissolver

B. solvent

C. solute

D. vesicle

______The organelle that provides the energy for active transport is the ______.

A. Smooth ER

B. Golgi bodies

C. ribosomes

D. Mitochondria

______White blood cells use ______when they engulf and destroy invading bacteria.

A. plasmolysis

B. exocytosis

C. Phagocytosis

D. Pinocytosis

______Carrier proteins, ion channels, and aquaporins all move molecules by ______

A. endocytosis

B. proton pumps

C. facilitated diffusion

D. active transport

______If the solute (dots) in this diagram is unable to pass through
the dividing membrane, what will happen?

A. the water level will rise on the right side of the tube

B. the water level will rise on the left side of the tube

C. the water level will stay equal on the two sides

______Energy for active transport comes from ______.

A. RNA

B. ATP

C. DNA

______Osmotic pressure inside a plant cell will ______when water enters.

A. stay the same

B. decrease

C. increase

______Carrier proteins, aquaporins, ion channels, and pumps that help move molecules across cell
membranes are ______proteins.

A. integral

B. peripheral

______When molecules move from an area of high concentration to an area of low concentration, we say they are moving ______the concentration gradient.

A. against

B. down

______Phagocytosis and pinocytosis are both kinds of ______.

A. passive transport

B. ion channels

C. exocytosis

D. endocytosis

______An animal cell placed in a ______solution will SHRINK SMALLER.

A. hypertonic

B. hypotonic

C. isotonic

______When a plant cell is placed in a HYPERTONIC solution, ______. A. plasmolysis will happen

B. cytolysis will happen

C. osmotic pressure will increase

C. nothing will happen. The cell will stay the same size

______An animal cell placed in a ______solution with increase in size and possibly burst

A. hypertonic

B. hypotonic

C. isotonic

______Which molecule do aquaporins help transport?

A. Na+

B. oxygen

C. water

D. glucose

MATCH THE KIND OF TRANSPORT HELPER WITH ITS DESCRIPTION:

______A MEMBRANE PROTEIN that uses energy from ATP to ACTIVELY
transport two K+ ions INTO and three Na+ ions OUT of cells

______A small membrane bound sac in a eukaryotic cell used A. PROTON PUMP
to transport substances around within a cell or contain
them during exocytosis or endocytosisB. ION CHANNEL

______An INTEGRAL MEMBRANE PROTEIN that moves molecules C. VESICLE
PASSIVELY across cell membranes by attaching, CHANGING
SHAPE, and flipping to the other side like a revolving doorD. CARRIER PROTEIN

______An INTEGRAL MEMBRANE PROTEIN that provides a E. AQUAPORIN
passageway/tunnel across the cell membrane through which
IONS can diffuse PASSIVELY F. SODIUM-POTASSIUM

PUMP

______A MEMBRANE PROTEIN that uses energy to ACTIVELY
transport hydrogen ions (H+) across a cell membrane

______An INTEGRAL MEMBRANE PROTEIN that provides a
passageway/tunnel across the cell membrane through which
WATER molecules can diffuse PASSIVELY during osmosis

***************

MATCH THE VOCAB WORD WITH ITS DEFINITION

______Describes a solution in which the solute concentration

OUTSIDE EQUALS the concentration INSIDE a cellA. HYPOTONIC

______Describes a solution in which the solute concentration B. HYPERTONIC

OUTSIDE a cell IS LESS THAN the concentration INSIDE

C. ISOTONIC

______Describes a solution in which the solute concentration

OUTSIDE IS GREATER THAN the concentration INSIDE a cell

***************

MATCH THE VOCAB WORD WITH ITS DEFINITION
______The shrinking away of the cell membrane from the cell wall A. CRENATION
in a plant cell when placed in a HYPERTONIC environment

B. PLASMOLYSIS

______The swelling and bursting of an animal cell when placed
in a HYPOTONIC solutionC. CYTOLYSIS

______The shrinking of animal cells when placed in an hypertonic solution

MATCH THE KIND OF TRANSPORT WITH ITS DESCRIPTION:

______Process by which molecules tend to move from an area where they
are more concentrated to an area where they are less concentrated

______The diffusion of water through a selectively permeable membraneA. PHAGOCYTOSIS

______Movement of specific molecules across cell membranes with the B. PINOCYTOSIS
help of protein channels and carriers

C. FACILITATED

______A process in which a cell releases large amounts of material DIFFUSION
when a VESICLE inside the cell fuses with the cell membrane
and releases its contents to the OUTSIDE D. OSMOSIS

______Process by which a cell takes material into the cell by infolding E. DIFFUSION
of the cell membrane and enclosing it in a VESICLE

F. ENDOCYTOSIS

______Process by which a cell takes in liquid or small dissolved molecules
from the surrounding environment and encloses it in a vesicleG. EXOCYTOSIS

______Process in which extensions of cytoplasm surround and engulf
large particles or whole cells and take them into the cell in a vesicle

**************

BONUS ?’s:

WHAT PREVENTS PLANT CELLS FROM UNDERGOING CYTOLYSIS LIKE ANIMAL CELLS?

______

Tell one reason a molecule might NOT be able to cross a cell membranes without help.

______

As you are doing Osmosis lab #2, you spill iodine on your finger and on your lab paper. Tell something you learned in Chapter 1 that explains why your lab paper turns black but your finger doesn’t.

______

USE WORDS FROM THE WORD BANK TO ANSWER THE FOLLOWING:
(You can use them more than once!)

DIFFUSION Na+ - K+ PUMP ION CHANNELS PHAGOCYTOSIS PROTON PUMP
FACILITATED DIFFUSION FACILITATED DIFFUSION EXOCYTOSIS PINOCYTOSIS
(Aquaporins) (with carrier proteins)
ACTIVE TRANSPORT
______
______
______
______ / PASSIVE TRANSPORT
______
______
______
______ / USES VESICLES
______
______
USES MEMBRANE PROTEINS
______
______
______ / NEEDS NO HELP
______

***************

Match the vocab word with its definition.

______Refers to membranes that allow certain molecules to

pass through but keep other molecules out A. OSMOTIC PRESSURE

______Pressure exerted against a semi-permeable membrane B. EQUILIBRIUM
caused by water moving by osmosis

C. CONCENTRATION

______A state that exists when the CONCENTRATION of a
substance IS THE SAME throughout a space D. SELECTIVELY PERMEABLE

______mass of a dissolved substance in a given volume

MATCH THE MOLECULE WITH THE KIND OF TRANSPORT IT USES TO CROSS CELL MEMBRANES:

______Oxygen & carbon dioxideA. PINOCYTOSIS

B. PHAGOCYTOSIS

______WaterC. OSMOSIS

D. FACILITATED DIFFUSION (with carrier proteins)
______H+ ionsE. ION CHANNELS
F. DIFFUSION

______Large molecules & whole cellsG. Na+ - K+ PUMP

H. PROTON PUMP

______Small molecules & fluids

______Ions like Ca++, Cl- ,Na+ and K+

______Only Na+ and K+ ions

______glucose

***************

USE THE LETTERS FROM THE PICTURES TO ANSWER THE QUESTIONS:

The black dots in the diagrams represent dissolved molecules (solutes)

ABC

Which diagram:
______Shows a cell in ISOTONIC conditions

______Shows a cell in HYPERTONIC conditions

______Shows a cell in HYPOTONIC conditions

______Represents a fish in salty water

______Shows a cell that will stay the same size

______Represents an egg in distilled water